001312
說明：312是美國內部城市伊利諾州之間的長途區號，從美國以外撥打伊利諾州電話需要加上美國的國際區號1，也就是美國伊利諾州的國際城市區號為001312或者寫為001-312、0010312、+1-312、+1+312、+1312、00-1-312、00 1 312。
以312開頭的號碼前綴列表
| 號碼前綴 | 固話/手機 | 主要城市 | 運營商 |
| (312) 201- | 固話 | Chicago | Ameritech Illinois |
| (312) 202- | 固話 | Chicago | Ameritech Illinois |
| (312) 203- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 204- | 固話 | Chicago | Ameritech Illinois |
| (312) 205- | 固話 | Chicago | Allegiance Telecom |
| (312) 206- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 207- | 固話 | Chicago | Ameritech Illinois |
| (312) 208- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 209- | 手機 | Northbrook | Cellco Partnership DBA Verizon Wireless |
| (312) 212- | 固話 | Chicago | Ameritech Illinois |
| (312) 213- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 214- | 固話 | Chicago | Ameritech Illinois |
| (312) 215- | 手機 | Wheeling | New Cingular Wireless PCS |
| (312) 216- | 固話 | Chicago | First Communications LLC |
| (312) 217- | 手機 | Chicago | United States Cellular Corp. - Illinois |
| (312) 218- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 219- | 手機 | Chicago | Bandwidth.com Clec |
| (312) 220- | 固話 | Chicago | Ameritech Illinois |
| (312) 221- | 手機 | Chicago | Sprint Spectrum L.p. |
| (312) 222- | 固話 | Chicago | Ameritech Illinois |
| (312) 223- | 固話 | Chicago | Ameritech Illinois |
| (312) 224- | 固話 | Chicago | Broadwing Communications |
| (312) 225- | 固話 | Chicago | Ameritech Illinois |
| (312) 226- | 固話 | Chicago | Ameritech Illinois |
| (312) 227- | 固話 | Chicago | Ameritech Illinois |
| (312) 228- | 固話 | Chicago | Ameritech Illinois |
| (312) 229- | 固話 | Chicago | Ameritech Illinois |
| (312) 230- | 固話 | Chicago | Ameritech Illinois |
| (312) 231- | 手機 | Roselle | New Cingular Wireless PCS |
| (312) 232- | 手機 | Chicago | American Messaging (am) |
| (312) 233- | 固話 | Chicago | Ameritech Illinois |
| (312) 234- | 固話 | Chicago | Ameritech Illinois |
| (312) 235- | 固話 | Chicago | Ameritech Illinois |
| (312) 236- | 固話 | Chicago | Ameritech Illinois |
| (312) 237- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 238- | 固話 | Chicago | Broadwing Communications |
| (312) 239- | 固話 | Chicago | AT&T Local |
| (312) 240- | 固話 | Chicago | Ameritech Illinois |
| (312) 241- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 242- | 固話 | Chicago | Teleport Communications America |
| (312) 243- | 固話 | Chicago | Ameritech Illinois |
| (312) 244- | 固話 | Chicago | Ameritech Illinois |
| (312) 245- | 固話 | Chicago | Ameritech Illinois |
| (312) 246- | 手機 | Wheeling | New Cingular Wireless PCS |
| (312) 247- | 固話 | Chicago | First Communications LLC |
| (312) 248- | Unknown | Metro PCS | |
| (312) 249- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 250- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 251- | 固話 | Chicago | Ameritech Illinois |
| (312) 252- | 固話 | Chicago | Allegiance Telecom |
| (312) 253- | 固話 | Chicago | Allegiance Telecom |
| (312) 254- | 固話 | Chicago | Allegiance Telecom |
| (312) 255- | 固話 | Chicago | Ameritech Illinois |
| (312) 256- | 固話 | Chicago | Allegiance Telecom |
| (312) 257- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 258- | 固話 | Chicago | Ameritech Illinois |
| (312) 259- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 260- | 固話 | Chicago | Mcimetro Access Transmission Services LLC |
| (312) 261- | 固話 | Chicago | Broadwing Communications |
| (312) 262- | 固話 | Chicago | Allegiance Telecom |
| (312) 263- | 固話 | Chicago | Ameritech Illinois |
| (312) 264- | 固話 | Chicago | Broadwing Communications |
| (312) 265- | 固話 | Chicago | Access One |
| (312) 266- | 固話 | Chicago | Ameritech Illinois |
| (312) 267- | 固話 | Chicago | Ameritech Illinois |
| (312) 268- | 固話 | Chicago | Broadwing Communications |
| (312) 269- | 固話 | Chicago | Ameritech Illinois |
| (312) 271- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 272- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 273- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 274- | 固話 | Chicago | Ameritech Illinois |
| (312) 275- | 固話 | Chicago | Allegiance Telecom |
| (312) 276- | 固話 | Chicago | Allegiance Telecom |
| (312) 277- | 固話 | Chicago | Allegiance Telecom |
| (312) 278- | 固話 | Chicago | Broadwing Communications |
| (312) 279- | 固話 | Chicago | Mcimetro Access Transmission Services LLC |
| (312) 280- | 固話 | Chicago | Ameritech Illinois |
| (312) 281- | 固話 | Chicago | Global Crossing Local Services-il |
| (312) 282- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 283- | 固話 | Chicago | Global Crossing Local Services-il |
| (312) 284- | 固話 | Chicago | Xo Illinois |
| (312) 285- | 手機 | Chicago | Sprint Spectrum L.p. |
| (312) 286- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 287- | 手機 | Chicago | Sprint Spectrum L.p. |
| (312) 288- | 固話 | Chicago | Mcimetro Access Transmission Services LLC |
| (312) 289- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 290- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 291- | 固話 | Chicago | Ameritech Illinois |
| (312) 292- | 手機 | Chicago | Bandwidth.com Clec |
| (312) 293- | 固話 | Chicago | Ameritech Illinois |
| (312) 294- | 固話 | Chicago | Ameritech Illinois |
| (312) 295- | 手機 | La Grange Park | Usa Mobility Wireless |
| (312) 296- | 手機 | Chicago | Sprint Spectrum L.p. |
| (312) 297- | 固話 | Chicago | Ameritech Illinois |
| (312) 298- | 固話 | Chicago | Sigecom |
| (312) 299- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 300- | 固話 | Chicago | Net Talk.com |
| (312) 301- | 手機 | Hinsdale | New Cingular Wireless PCS |
| (312) 302- | 固話 | Chicago | Ameritech Illinois |
| (312) 303- | 手機 | Wheeling | New Cingular Wireless PCS |
| (312) 304- | 手機 | Hinsdale | New Cingular Wireless PCS |
| (312) 305- | 手機 | Northbrook | Cellco Partnership DBA Verizon Wireless |
| (312) 306- | 固話 | Chicago | Ameritech Illinois |
| (312) 307- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 308- | 固話 | Chicago | Ameritech Illinois |
| (312) 309- | 固話 | Chicago | Ameritech Illinois |
| (312) 310- | 手機 | Northbrook | Cellco Partnership DBA Verizon Wireless |
| (312) 314- | 手機 | Hinsdale | New Cingular Wireless PCS |
| (312) 315- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 316- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 317- | 手機 | Wheeling | New Cingular Wireless PCS |
| (312) 318- | 手機 | La Grange Park | Cellco Partnership DBA Verizon Wireless |
| (312) 320- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 321- | 固話 | Chicago | Ameritech Illinois |
| (312) 322- | 固話 | Chicago | Ameritech Illinois |
| (312) 323- | 手機 | Chicago | American Messaging (am) |
| (312) 324- | 固話 | Chicago | Level 3 Communications |
| (312) 325- | 固話 | Chicago | Ameritech Illinois |
| (312) 326- | 固話 | Chicago | Ameritech Illinois |
| (312) 327- | 固話 | Chicago | Xo Illinois |
| (312) 328- | 固話 | Chicago | Ameritech Illinois |
| (312) 329- | 固話 | Chicago | Ameritech Illinois |
| (312) 330- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 331- | 手機 | Wheeling | New Cingular Wireless PCS |
| (312) 332- | 固話 | Chicago | Ameritech Illinois |
| (312) 333- | 手機 | Chicago | American Messaging (am) |
| (312) 334- | 固話 | Chicago | First Communications LLC |
| (312) 335- | 固話 | Chicago | Ameritech Illinois |
| (312) 336- | 固話 | Chicago | Ameritech Illinois |
| (312) 337- | 固話 | Chicago | Ameritech Illinois |
| (312) 338- | 固話 | Chicago | Ameritech Illinois |
| (312) 339- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 340- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 341- | 固話 | Chicago | Ameritech Illinois |
| (312) 342- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 343- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 344- | 固話 | Chicago | Ameritech Illinois |
| (312) 345- | 固話 | Chicago | Ameritech Illinois |
| (312) 346- | 固話 | Chicago | Ameritech Illinois |
| (312) 347- | 固話 | Chicago | Ameritech Illinois |
| (312) 348- | 固話 | Chicago | Neutral Tandem-illinois |
| (312) 349- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 350- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 351- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 352- | 手機 | Hinsdale | New Cingular Wireless PCS |
| (312) 353- | 固話 | Chicago | Ameritech Illinois |
| (312) 354- | 手機 | Roselle | New Cingular Wireless PCS |
| (312) 355- | 固話 | Chicago | Ameritech Illinois |
| (312) 356- | 固話 | Chicago | Ameritech Illinois |
| (312) 357- | 固話 | Chicago | Ameritech Illinois |
| (312) 359- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 360- | 固話 | Chicago | Ameritech Illinois |
| (312) 361- | 固話 | Chicago | Ameritech Illinois |
| (312) 362- | 固話 | Chicago | Ameritech Illinois |
| (312) 363- | 固話 | Chicago | Rcn Telecom Services Of Illinois |
| (312) 364- | 固話 | Chicago | Ameritech Illinois |
| (312) 365- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 366- | 手機 | La Grange Park | Usa Mobility Wireless |
| (312) 367- | 手機 | La Grange Park | Usa Mobility Wireless |
| (312) 368- | 固話 | Chicago | Ameritech Illinois |
| (312) 369- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 370- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 371- | 手機 | Chicago | Sprint Spectrum L.p. |
| (312) 372- | 固話 | Chicago | Ameritech Illinois |
| (312) 373- | 固話 | Chicago | Broadwing Communications |
| (312) 374- | 固話 | Chicago | Ameritech Illinois |
| (312) 375- | 手機 | Chicago | T-mobile Usa |
| (312) 376- | 固話 | Chicago | Cbeyond Communications |
| (312) 377- | 固話 | Chicago | Xo Illinois |
| (312) 378- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 379- | 固話 | Chicago | Ovation Communications Of Illinois |
| (312) 380- | 固話 | Chicago | Ameritech Illinois |
| (312) 381- | 固話 | Chicago | Ameritech Illinois |
| (312) 382- | 固話 | Chicago | Ameritech Illinois |
| (312) 384- | 固話 | Chicago | Ameritech Illinois |
| (312) 385- | 固話 | Chicago | Ameritech Illinois |
| (312) 386- | 固話 | Chicago | Ameritech Illinois |
| (312) 387- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 388- | 手機 | Chicago | Sprint Spectrum L.p. |
| (312) 389- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 390- | 手機 | Chicago | American Messaging (am) |
| (312) 391- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 393- | 手機 | Chicago | American Messaging (am) |
| (312) 394- | 固話 | Chicago | Ameritech Illinois |
| (312) 395- | 固話 | Chicago | AT&T Local |
| (312) 396- | 固話 | Chicago | Ameritech Illinois |
| (312) 397- | 固話 | Chicago | Ameritech Illinois |
| (312) 398- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 399- | 手機 | Chicago | Sprint Spectrum L.p. |
| (312) 400- | 手機 | Chicago | American Messaging (am) |
| (312) 401- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 402- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 403- | 手機 | La Grange Park | Cellco Partnership DBA Verizon Wireless |
| (312) 404- | 手機 | Chicago | T-mobile Usa |
| (312) 405- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 406- | 手機 | Wheeling | New Cingular Wireless PCS |
| (312) 407- | 固話 | Chicago | Ameritech Illinois |
| (312) 408- | 固話 | Chicago | Ameritech Illinois |
| (312) 409- | 固話 | Chicago | Ameritech Illinois |
| (312) 410- | 固話 | Chicago | Ameritech Illinois |
| (312) 412- | 手機 | Wheeling | New Cingular Wireless PCS |
| (312) 413- | 固話 | Chicago | Ameritech Illinois |
| (312) 415- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 416- | 固話 | Chicago | Mci Worldcom Communications |
| (312) 417- | 手機 | Chicago | Ameritech Illinois |
| (312) 418- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 419- | 固話 | Chicago | Ameritech Illinois |
| (312) 420- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 421- | 固話 | Chicago | Ameritech Illinois |
| (312) 422- | 固話 | Chicago | Ameritech Illinois |
| (312) 423- | 固話 | Chicago | Broadwing Communications |
| (312) 424- | 固話 | Chicago | Ameritech Illinois |
| (312) 425- | 固話 | Chicago | Ameritech Illinois |
| (312) 426- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 427- | 固話 | Chicago | Ameritech Illinois |
| (312) 428- | 手機 | Chicago | Level 3 Communications |
| (312) 429- | 固話 | Chicago | Global Crossing Local Services-il |
| (312) 430- | 固話 | Chicago | Ameritech Illinois |
| (312) 431- | 固話 | Chicago | Ameritech Illinois |
| (312) 432- | 固話 | Chicago | Ameritech Illinois |
| (312) 433- | 固話 | Chicago | Ameritech Illinois |
| (312) 434- | 手機 | Chicago | Sprint Spectrum L.p. |
| (312) 435- | 固話 | Chicago | Ameritech Illinois |
| (312) 436- | 固話 | Chicago | Ameritech Illinois |
| (312) 437- | 手機 | Chicago | Sprint Spectrum L.p. |
| (312) 440- | 固話 | Chicago | Ameritech Illinois |
| (312) 441- | 固話 | Chicago | Ameritech Illinois |
| (312) 442- | 固話 | Chicago | Ameritech Illinois |
| (312) 443- | 固話 | Chicago | Ameritech Illinois |
| (312) 444- | 固話 | Chicago | Ameritech Illinois |
| (312) 445- | 固話 | Chicago | Ameritech Illinois |
| (312) 446- | 手機 | Chicago | Sprint Spectrum L.p. |
| (312) 447- | 固話 | Chicago | Ameritech Illinois |
| (312) 448- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 449- | 手機 | Chicago | American Messaging (am) |
| (312) 450- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 451- | 固話 | Chicago | T-mobile Usa |
| (312) 452- | 手機 | Chicago | American Messaging (am) |
| (312) 453- | 固話 | Chicago | Mci Worldcom Communications |
| (312) 454- | 固話 | Chicago | Ameritech Illinois |
| (312) 455- | 固話 | Chicago | Ameritech Illinois |
| (312) 456- | 固話 | Chicago | Ameritech Illinois |
| (312) 457- | 手機 | Chicago | American Messaging (am) |
| (312) 458- | 固話 | Chicago | Ameritech Illinois |
| (312) 459- | 手機 | Chicago | T-mobile Usa |
| (312) 460- | 固話 | Chicago | Ameritech Illinois |
| (312) 461- | 固話 | Chicago | Ameritech Illinois |
| (312) 462- | 固話 | Chicago | Ameritech Illinois |
| (312) 463- | 固話 | Chicago | Ameritech Illinois |
| (312) 464- | 固話 | Chicago | Ameritech Illinois |
| (312) 465- | 固話 | Chicago | Us Xchange Of Illinois LLC DBA Choice One Comm Il |
| (312) 466- | 固話 | Chicago | Ameritech Illinois |
| (312) 467- | 固話 | Chicago | Ameritech Illinois |
| (312) 469- | 固話 | Chicago | Ameritech Illinois |
| (312) 470- | 固話 | Chicago | Mcimetro Access Transmission Services LLC |
| (312) 472- | 固話 | Chicago | Ameritech Illinois |
| (312) 473- | 固話 | Chicago | Ymax Communications Corp. |
| (312) 474- | 固話 | Chicago | Ameritech Illinois |
| (312) 475- | 固話 | Chicago | Ameritech Illinois |
| (312) 476- | 固話 | Chicago | Sprint Spectrum L.p. |
| (312) 477- | 手機 | Chicago | Level 3 Communications |
| (312) 478- | 固話 | Chicago | T-mobile Usa |
| (312) 479- | 固話 | Chicago | AT&T Local |
| (312) 480- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 482- | 固話 | Chicago | Ameritech Illinois |
| (312) 484- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 485- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 486- | 固話 | Chicago | Mci Worldcom Communications |
| (312) 488- | 固話 | Chicago | Pg Telecom Of Illinois Inc. |
| (312) 489- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 490- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 491- | 固話 | Chicago | Ameritech Illinois |
| (312) 492- | 固話 | Chicago | Ameritech Illinois |
| (312) 493- | 手機 | Chicago | T-mobile Usa |
| (312) 494- | 固話 | Chicago | Ameritech Illinois |
| (312) 495- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 496- | 固話 | Chicago | Ameritech Illinois |
| (312) 497- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 498- | 手機 | Chicago | Sprint Spectrum L.p. |
| (312) 499- | 固話 | Chicago | Ameritech Illinois |
| (312) 501- | 手機 | La Grange Park | Cellco Partnership DBA Verizon Wireless |
| (312) 502- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 503- | 固話 | Chicago | Broadwing Communications |
| (312) 504- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 505- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 506- | 固話 | Chicago | Cimco Communications |
| (312) 507- | 固話 | Chicago | Ameritech Illinois |
| (312) 508- | 固話 | Chicago | Peerless Network Of Illinois |
| (312) 509- | 固話 | Chicago | Peerless Network Of Illinois |
| (312) 510- | 手機 | Hinsdale | New Cingular Wireless PCS |
| (312) 512- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 513- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 514- | 手機 | Chicago | American Messaging (am) |
| (312) 515- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 516- | 固話 | Chicago | Ameritech Illinois |
| (312) 518- | 手機 | Wheeling | New Cingular Wireless PCS |
| (312) 519- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 520- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 521- | 固話 | Chicago | AT&T Local |
| (312) 523- | 手機 | Chicago | Sprint Spectrum L.p. |
| (312) 524- | 手機 | Wheeling | New Cingular Wireless PCS |
| (312) 525- | 固話 | Chicago | Mcimetro Access Transmission Services LLC |
| (312) 526- | 固話 | Chicago | Ameritech Illinois |
| (312) 527- | 固話 | Chicago | Ameritech Illinois |
| (312) 528- | 固話 | Chicago | Ameritech Illinois |
| (312) 529- | 固話 | Chicago | AT&T Local |
| (312) 530- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 531- | 手機 | Hinsdale | New Cingular Wireless PCS |
| (312) 532- | 手機 | Chicago | T-mobile Usa |
| (312) 533- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 534- | 固話 | Chicago | Ameritech Illinois |
| (312) 537- | 固話 | Chicago | Ameritech Illinois |
| (312) 540- | 固話 | Chicago | Ameritech Illinois |
| (312) 541- | 固話 | Chicago | Ameritech Illinois |
| (312) 542- | 固話 | Chicago | Ameritech Illinois |
| (312) 543- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 544- | 固話 | Chicago | Ameritech Illinois |
| (312) 545- | 手機 | Chicago | Sprint Spectrum L.p. |
| (312) 546- | 固話 | Chicago | Level 3 Communications |
| (312) 547- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 548- | 固話 | Chicago | Broadwing Communications |
| (312) 550- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 551- | 固話 | Chicago | Ameritech Illinois |
| (312) 552- | 固話 | Chicago | Ameritech Illinois |
| (312) 553- | 固話 | Chicago | Ameritech Illinois |
| (312) 554- | 固話 | Chicago | Ameritech Illinois |
| (312) 556- | 手機 | Chicago | Ameritech Illinois |
| (312) 557- | 固話 | Chicago | Ameritech Illinois |
| (312) 558- | 固話 | Chicago | Ameritech Illinois |
| (312) 559- | 固話 | Chicago | Ameritech Illinois |
| (312) 560- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 561- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 562- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 563- | 固話 | Chicago | Ameritech Illinois |
| (312) 564- | 固話 | Chicago | Cimco Communications |
| (312) 565- | 固話 | Chicago | Ameritech Illinois |
| (312) 566- | 固話 | Chicago | Ameritech Illinois |
| (312) 567- | 固話 | Chicago | Ameritech Illinois |
| (312) 568- | 固話 | Chicago | Ameritech Illinois |
| (312) 569- | 固話 | Chicago | Ameritech Illinois |
| (312) 570- | 固話 | Chicago | Ameritech Illinois |
| (312) 571- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 572- | 固話 | Chicago | Ameritech Illinois |
| (312) 573- | 固話 | Chicago | Ameritech Illinois |
| (312) 574- | 固話 | Chicago | Ameritech Illinois |
| (312) 575- | 固話 | Chicago | Ameritech Illinois |
| (312) 576- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 577- | 固話 | Chicago | Mci Worldcom Communications |
| (312) 578- | 固話 | Chicago | Ameritech Illinois |
| (312) 580- | 固話 | Chicago | Ameritech Illinois |
| (312) 582- | 固話 | Chicago | Ameritech Illinois |
| (312) 583- | 固話 | Chicago | Ameritech Illinois |
| (312) 585- | 固話 | Chicago | Mcimetro Access Transmission Services LLC |
| (312) 587- | 固話 | Chicago | Ameritech Illinois |
| (312) 588- | 固話 | Chicago | Ameritech Illinois |
| (312) 589- | 固話 | Chicago | Ameritech Illinois |
| (312) 590- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 591- | 固話 | Chicago | Ameritech Illinois |
| (312) 592- | 固話 | Chicago | Ameritech Illinois |
| (312) 593- | 手機 | Chicago | T-mobile Usa |
| (312) 594- | 固話 | Chicago | Mcimetro Access Transmission Services LLC |
| (312) 595- | 固話 | Chicago | Ameritech Illinois |
| (312) 596- | 固話 | Chicago | Teleport Communications America |
| (312) 600- | 固話 | Chicago | Neutral Tandem-illinois |
| (312) 601- | 固話 | Chicago | Mcimetro Access Transmission Services LLC |
| (312) 602- | 固話 | Chicago | Broadwing Communications |
| (312) 603- | 固話 | Chicago | Ameritech Illinois |
| (312) 604- | 固話 | Chicago | Xo Illinois |
| (312) 605- | 固話 | Chicago | Ovation Communications Of Illinois |
| (312) 606- | 固話 | Chicago | Ameritech Illinois |
| (312) 607- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 608- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 609- | 固話 | Chicago | Ameritech Illinois |
| (312) 610- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 612- | 固話 | Chicago | Ameritech Illinois |
| (312) 613- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 614- | 固話 | Chicago | Ameritech Illinois |
| (312) 615- | 手機 | Wheeling | New Cingular Wireless PCS |
| (312) 616- | 固話 | Chicago | Ameritech Illinois |
| (312) 617- | 手機 | Chicago | Sprint Spectrum L.p. |
| (312) 618- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 619- | 手機 | Chicago | T-mobile Usa |
| (312) 620- | 固話 | Chicago | Bandwidth.com Clec |
| (312) 621- | 固話 | Chicago | Ameritech Illinois |
| (312) 622- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 623- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 624- | 固話 | Chicago | Rcn Telecom Services Of Illinois |
| (312) 625- | 固話 | Chicago | Level 3 Communications |
| (312) 626- | 固話 | Chicago | Broadvox-clec |
| (312) 627- | 固話 | Chicago | Ameritech Illinois |
| (312) 628- | 固話 | Chicago | Xo Illinois |
| (312) 629- | 固話 | Chicago | Ameritech Illinois |
| (312) 630- | 固話 | Chicago | Ameritech Illinois |
| (312) 631- | 固話 | Chicago | Centurylink Communications LLC |
| (312) 632- | 固話 | Chicago | Ameritech Illinois |
| (312) 633- | 固話 | Chicago | Ameritech Illinois |
| (312) 634- | 固話 | Chicago | Ameritech Illinois |
| (312) 635- | 固話 | Chicago | Global Crossing Local Services-il |
| (312) 636- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 637- | 固話 | Chicago | Broadwing Communications |
| (312) 638- | 固話 | Chicago | Broadwing Communications |
| (312) 640- | 固話 | Chicago | Ameritech Illinois |
| (312) 641- | 固話 | Chicago | Ameritech Illinois |
| (312) 642- | 固話 | Chicago | Ameritech Illinois |
| (312) 643- | 固話 | Chicago | Rcn Telecom Services Of Illinois |
| (312) 644- | 固話 | Chicago | Ameritech Illinois |
| (312) 645- | 固話 | Chicago | Ameritech Illinois |
| (312) 646- | 固話 | Chicago | Broadwing Communications |
| (312) 647- | 手機 | Chicago | T-mobile Usa |
| (312) 648- | 固話 | Chicago | Ameritech Illinois |
| (312) 649- | 固話 | Chicago | Ameritech Illinois |
| (312) 650- | 固話 | Chicago | Rcn Telecom Services Of Illinois |
| (312) 651- | 固話 | Chicago | Ameritech Illinois |
| (312) 652- | 固話 | Chicago | Ameritech Illinois |
| (312) 653- | 固話 | Chicago | Ameritech Illinois |
| (312) 654- | 固話 | Chicago | Ameritech Illinois |
| (312) 655- | 固話 | Chicago | Ameritech Illinois |
| (312) 656- | 手機 | Chicago | Sprint Spectrum L.p. |
| (312) 657- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 658- | 固話 | Chicago | Ameritech Illinois |
| (312) 659- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 660- | 固話 | Chicago | Teleport Communications America |
| (312) 661- | 固話 | Chicago | Ameritech Illinois |
| (312) 662- | 固話 | Chicago | Ameritech Illinois |
| (312) 663- | 固話 | Chicago | Ameritech Illinois |
| (312) 664- | 固話 | Chicago | Ameritech Illinois |
| (312) 665- | 固話 | Chicago | Teleport Communications America |
| (312) 666- | 固話 | Chicago | Ameritech Illinois |
| (312) 667- | 固話 | Chicago | Peerless Network Of Illinois |
| (312) 669- | 固話 | Chicago | Ameritech Illinois |
| (312) 670- | 固話 | Chicago | Ameritech Illinois |
| (312) 671- | 手機 | Chicago | Sprint Spectrum L.p. |
| (312) 672- | 固話 | Chicago | Ameritech Illinois |
| (312) 673- | 固話 | Chicago | First Communications LLC |
| (312) 674- | 固話 | Chicago | Ameritech Illinois |
| (312) 675- | 固話 | Chicago | Ameritech Illinois |
| (312) 676- | 固話 | Chicago | First Communications LLC |
| (312) 677- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 678- | 手機 | Chicago | T-mobile Usa |
| (312) 679- | 手機 | Chicago | American Messaging (am) |
| (312) 680- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 681- | 固話 | Chicago | Ameritech Illinois |
| (312) 682- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 683- | 固話 | Chicago | Ameritech Illinois |
| (312) 685- | 手機 | Chicago | Sprint Spectrum L.p. |
| (312) 688- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 689- | 手機 | Chicago | American Messaging (am) |
| (312) 690- | Unknown | Rclec | |
| (312) 691- | 手機 | Chicago | Indiana Paging Ntwk |
| (312) 692- | 固話 | Chicago | Ameritech Illinois |
| (312) 693- | 固話 | Chicago | Ameritech Illinois |
| (312) 694- | 固話 | Chicago | Ameritech Illinois |
| (312) 695- | 固話 | Chicago | Ameritech Illinois |
| (312) 696- | 固話 | Chicago | Ameritech Illinois |
| (312) 697- | 固話 | Chicago | Ameritech Illinois |
| (312) 698- | 固話 | Chicago | Broadwing Communications |
| (312) 699- | 手機 | Hinsdale | New Cingular Wireless PCS |
| (312) 701- | 固話 | Chicago | Ameritech Illinois |
| (312) 702- | 固話 | Chicago | Mcimetro Access Transmission Services LLC |
| (312) 703- | 手機 | Chicago | Ameritech Illinois |
| (312) 704- | 固話 | Chicago | Ameritech Illinois |
| (312) 705- | 固話 | Chicago | Teleport Communications America |
| (312) 706- | 固話 | Chicago | Teleport Communications America |
| (312) 707- | 固話 | Chicago | Ameritech Illinois |
| (312) 709- | 手機 | Chicago | T-mobile Usa |
| (312) 710- | 固話 | Chicago | Ameritech Illinois |
| (312) 712- | 固話 | Chicago | Ameritech Illinois |
| (312) 713- | 手機 | Chicago | American Messaging (am) |
| (312) 714- | 固話 | Chicago | Ameritech Illinois |
| (312) 715- | 固話 | Chicago | Ameritech Illinois |
| (312) 716- | 手機 | Chicago | Ameritech Illinois |
| (312) 717- | 手機 | La Grange Park | Usa Mobility Wireless |
| (312) 718- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 719- | 手機 | Chicago | Sprint Spectrum L.p. |
| (312) 720- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 721- | 手機 | Chicago | T-mobile Usa |
| (312) 724- | 固話 | Chicago | Bandwidth.com Clec |
| (312) 725- | 固話 | Chicago | Bandwidth.com Clec |
| (312) 726- | 固話 | Chicago | Ameritech Illinois |
| (312) 727- | 固話 | Chicago | Ameritech Illinois |
| (312) 729- | 固話 | Chicago | Ameritech Illinois |
| (312) 730- | 固話 | Chicago | AT&T Local |
| (312) 731- | 固話 | Chicago | T-mobile Usa |
| (312) 732- | 固話 | Chicago | Ameritech Illinois |
| (312) 733- | 固話 | Chicago | Ameritech Illinois |
| (312) 735- | 手機 | Chicago | Sprint Spectrum L.p. |
| (312) 737- | 固話 | Chicago | Ameritech Illinois |
| (312) 738- | 固話 | Chicago | Ameritech Illinois |
| (312) 739- | 固話 | Chicago | Ameritech Illinois |
| (312) 740- | 手機 | Chicago | American Messaging (am) |
| (312) 742- | 固話 | Chicago | Ameritech Illinois |
| (312) 743- | 固話 | Chicago | Ameritech Illinois |
| (312) 744- | 固話 | Chicago | Ameritech Illinois |
| (312) 745- | 固話 | Chicago | Ameritech Illinois |
| (312) 746- | 固話 | Chicago | Ameritech Illinois |
| (312) 747- | 固話 | Chicago | Ameritech Illinois |
| (312) 748- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 749- | 手機 | Hinsdale | New Cingular Wireless PCS |
| (312) 750- | 固話 | Chicago | Ameritech Illinois |
| (312) 751- | 固話 | Chicago | Ameritech Illinois |
| (312) 752- | 固話 | Chicago | Broadwing Communications |
| (312) 753- | 固話 | Chicago | Rcn Telecom Services Of Illinois |
| (312) 754- | 固話 | Chicago | Tw Telecom Of Illinois LLC |
| (312) 755- | 固話 | Chicago | Ameritech Illinois |
| (312) 756- | 固話 | Chicago | Ameritech Illinois |
| (312) 757- | 固話 | Chicago | Citrix Communications LLC |
| (312) 758- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 759- | 固話 | Chicago | Ameritech Illinois |
| (312) 760- | 手機 | Chicago | American Messaging (am) |
| (312) 762- | 固話 | Chicago | Ameritech Illinois |
| (312) 763- | Unknown | Comcast Phone Of Illinois DBA Comco | |
| (312) 765- | 固話 | Chicago | Ameritech Illinois |
| (312) 768- | 固話 | Chicago | AT&T Local |
| (312) 770- | 固話 | Chicago | Ameritech Illinois |
| (312) 771- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 772- | 手機 | Chicago | Cricket Communications |
| (312) 774- | 手機 | Chicago | T-mobile Usa |
| (312) 775- | 固話 | Chicago | Ameritech Illinois |
| (312) 777- | 固話 | Chicago | Teleport Communications America |
| (312) 780- | 固話 | Chicago | Mci Worldcom Communications |
| (312) 781- | 固話 | Chicago | Ameritech Illinois |
| (312) 782- | 固話 | Chicago | Ameritech Illinois |
| (312) 784- | 固話 | Chicago | First Communications LLC |
| (312) 786- | 固話 | Chicago | Ameritech Illinois |
| (312) 787- | 固話 | Chicago | Ameritech Illinois |
| (312) 788- | 固話 | Chicago | Ameritech Illinois |
| (312) 789- | 固話 | Chicago | Ameritech Illinois |
| (312) 790- | 手機 | Chicago | Ameritech Illinois |
| (312) 791- | 固話 | Chicago | Ameritech Illinois |
| (312) 793- | 固話 | Chicago | Ameritech Illinois |
| (312) 794- | 固話 | Chicago | Rcn Telecom Services Of Illinois |
| (312) 795- | 固話 | Chicago | Ameritech Illinois |
| (312) 797- | 固話 | Chicago | Ameritech Illinois |
| (312) 798- | 固話 | Chicago | Ameritech Illinois |
| (312) 799- | 固話 | Chicago | Ameritech Illinois |
| (312) 800- | 固話 | Chicago | Peerless Network Of Illinois |
| (312) 801- | 手機 | Chicago | 365 Wireless |
| (312) 802- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 803- | 固話 | Chicago | Mci Worldcom Communications |
| (312) 804- | 手機 | Chicago | T-mobile Usa |
| (312) 805- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 806- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 807- | 固話 | Chicago | Ameritech Illinois |
| (312) 808- | 固話 | Chicago | Ameritech Illinois |
| (312) 809- | 固話 | Chicago | Mcimetro Access Transmission Services LLC |
| (312) 810- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 812- | 手機 | Chicago | Ameritech Illinois |
| (312) 813- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 814- | 固話 | Chicago | Ameritech Illinois |
| (312) 816- | 手機 | Hinsdale | New Cingular Wireless PCS |
| (312) 817- | 固話 | Chicago | Ameritech Illinois |
| (312) 818- | 手機 | Chicago | T-mobile Usa |
| (312) 819- | 固話 | Chicago | Ameritech Illinois |
| (312) 820- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 821- | 固話 | Chicago | Mci Worldcom Communications |
| (312) 822- | 固話 | Chicago | Ameritech Illinois |
| (312) 823- | 固話 | Chicago | Ameritech Illinois |
| (312) 827- | 固話 | Chicago | Ameritech Illinois |
| (312) 828- | 固話 | Chicago | Ameritech Illinois |
| (312) 829- | 固話 | Chicago | Ameritech Illinois |
| (312) 830- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 831- | 固話 | Chicago | Ameritech Illinois |
| (312) 832- | 固話 | Chicago | Ameritech Illinois |
| (312) 833- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 834- | 固話 | Chicago | Ameritech Illinois |
| (312) 835- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 836- | 固話 | Chicago | Ameritech Illinois |
| (312) 839- | 手機 | Chicago | American Messaging (am) |
| (312) 840- | 固話 | Chicago | Ameritech Illinois |
| (312) 841- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 842- | 固話 | Chicago | Ameritech Illinois |
| (312) 843- | 固話 | Chicago | Teleport Communications America |
| (312) 844- | 手機 | Hinsdale | New Cingular Wireless PCS |
| (312) 845- | 固話 | Chicago | Ameritech Illinois |
| (312) 846- | 固話 | Chicago | Ameritech Illinois |
| (312) 848- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 849- | 固話 | Chicago | Ameritech Illinois |
| (312) 850- | 固話 | Chicago | Ameritech Illinois |
| (312) 851- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 852- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 853- | 固話 | Chicago | Ameritech Illinois |
| (312) 854- | 固話 | Chicago | Rcn Telecom Services Of Illinois |
| (312) 855- | 固話 | Chicago | Ameritech Illinois |
| (312) 856- | 固話 | Chicago | Ameritech Illinois |
| (312) 857- | 固話 | Chicago | Ameritech Illinois |
| (312) 859- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 860- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 861- | 固話 | Chicago | Ameritech Illinois |
| (312) 862- | 固話 | Chicago | Ameritech Illinois |
| (312) 863- | 固話 | Chicago | Ovation Communications Of Illinois |
| (312) 864- | 固話 | Chicago | Ameritech Illinois |
| (312) 865- | 手機 | Wheeling | New Cingular Wireless PCS |
| (312) 867- | 固話 | Chicago | Ameritech Illinois |
| (312) 869- | 固話 | Chicago | Ameritech Illinois |
| (312) 870- | 固話 | Chicago | First Communications LLC |
| (312) 873- | 固話 | Chicago | Mci Worldcom Communications |
| (312) 875- | 固話 | Chicago | Ameritech Illinois |
| (312) 876- | 固話 | Chicago | Ameritech Illinois |
| (312) 878- | 固話 | Chicago | Peerless Network Of Illinois |
| (312) 879- | 固話 | Chicago | Ameritech Illinois |
| (312) 880- | 固話 | Chicago | Ameritech Illinois |
| (312) 881- | 固話 | Chicago | Ovation Communications Of Illinois |
| (312) 882- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 884- | 固話 | Chicago | Ovation Communications Of Illinois |
| (312) 886- | 固話 | Chicago | Ameritech Illinois |
| (312) 887- | 固話 | Chicago | Ameritech Illinois |
| (312) 888- | 固話 | Chicago | New Cingular Wireless PCS |
| (312) 890- | 手機 | Chicago | Sprint Spectrum L.p. |
| (312) 891- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 892- | 固話 | Chicago | Broadwing Communications |
| (312) 893- | 固話 | Chicago | Broadwing Communications |
| (312) 894- | 固話 | Chicago | Mcimetro Access Transmission Services LLC |
| (312) 895- | 固話 | Chicago | Broadwing Communications |
| (312) 896- | 固話 | Chicago | Broadwing Communications |
| (312) 898- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 899- | 固話 | Chicago | Ameritech Illinois |
| (312) 901- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 902- | 固話 | Chicago | Ameritech Illinois |
| (312) 903- | 手機 | Chicago | American Messaging (am) |
| (312) 904- | 固話 | Chicago | Ameritech Illinois |
| (312) 905- | 固話 | Chicago | Ameritech Illinois |
| (312) 906- | 固話 | Chicago | Ameritech Illinois |
| (312) 907- | 手機 | Chicago | Sprint Spectrum L.p. |
| (312) 908- | 固話 | Chicago | Ameritech Illinois |
| (312) 909- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 910- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 912- | 固話 | Chicago | Ameritech Illinois |
| (312) 913- | 固話 | Chicago | Ameritech Illinois |
| (312) 914- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 915- | 固話 | Chicago | Ameritech Illinois |
| (312) 916- | 手機 | Chicago | American Messaging (am) |
| (312) 917- | 固話 | Chicago | Ameritech Illinois |
| (312) 918- | 手機 | Chicago | T-mobile Usa |
| (312) 919- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 920- | 固話 | Chicago | Ameritech Illinois |
| (312) 921- | 固話 | Chicago | Ameritech Illinois |
| (312) 922- | 固話 | Chicago | Ameritech Illinois |
| (312) 923- | 固話 | Chicago | Ameritech Illinois |
| (312) 924- | 固話 | Chicago | Paetec Communications |
| (312) 925- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 926- | 固話 | Chicago | Ameritech Illinois |
| (312) 927- | 手機 | Chicago | T-mobile Usa |
| (312) 928- | 固話 | Chicago | Ameritech Illinois |
| (312) 929- | 固話 | Chicago | T-mobile Usa |
| (312) 930- | 固話 | Chicago | Ameritech Illinois |
| (312) 931- | 固話 | Chicago | Ameritech Illinois |
| (312) 932- | 固話 | Chicago | Ameritech Illinois |
| (312) 933- | 手機 | Chicago | Sprint Spectrum L.p. |
| (312) 935- | 固話 | Chicago | Ameritech Illinois |
| (312) 936- | 手機 | Chicago | Ameritech Illinois |
| (312) 938- | 固話 | Chicago | Ameritech Illinois |
| (312) 939- | 固話 | Chicago | Ameritech Illinois |
| (312) 940- | 固話 | Chicago | Peerless Network Of Illinois |
| (312) 941- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 942- | 固話 | Chicago | Ameritech Illinois |
| (312) 943- | 固話 | Chicago | Ameritech Illinois |
| (312) 944- | 固話 | Chicago | Ameritech Illinois |
| (312) 945- | 固話 | Chicago | Ameritech Illinois |
| (312) 946- | 固話 | Chicago | Ameritech Illinois |
| (312) 947- | 固話 | Chicago | Ameritech Illinois |
| (312) 948- | 固話 | Chicago | Ovation Communications Of Illinois |
| (312) 949- | 固話 | Chicago | Ameritech Illinois |
| (312) 951- | 固話 | Chicago | Ameritech Illinois |
| (312) 952- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 953- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 954- | 固話 | Chicago | Ameritech Illinois |
| (312) 955- | 固話 | Chicago | Rcn Telecom Services Of Illinois |
| (312) 957- | 固話 | Chicago | Ameritech Illinois |
| (312) 960- | 固話 | Chicago | Ameritech Illinois |
| (312) 961- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 962- | 固話 | Chicago | Global Crossing Local Services-il |
| (312) 963- | 手機 | Chicago | Usa Mobility Wireless |
| (312) 965- | 手機 | Chicago | Cellco Partnership DBA Verizon Wireless |
| (312) 968- | 手機 | La Grange Park | Cellco Partnership DBA Verizon Wireless |
| (312) 969- | 手機 | La Grange Park | Cellco Partnership DBA Verizon Wireless |
| (312) 970- | 固話 | Chicago | Ameritech Illinois |
| (312) 971- | Unknown | Bandwidth.com Clec | |
| (312) 972- | 手機 | Chicago | New Cingular Wireless PCS |
| (312) 973- | 固話 | Chicago | Mcimetro Access Transmission Services LLC |
| (312) 974- | 固話 | Chicago | Ameritech Illinois |
| (312) 977- | 固話 | Chicago | Ameritech Illinois |
| (312) 978- | 手機 | Chicago | T-mobile Usa |
| (312) 979- | 手機 | Chicago | Ameritech Illinois |
| (312) 981- | 固話 | Chicago | Ovation Communications Of Illinois |
| (312) 983- | 固話 | Chicago | Ameritech Illinois |
| (312) 984- | 固話 | Chicago | Ameritech Illinois |
| (312) 985- | 固話 | Chicago | Ovation Communications Of Illinois |
| (312) 986- | 固話 | Chicago | Ameritech Illinois |
| (312) 987- | 固話 | Chicago | Ameritech Illinois |
| (312) 988- | 固話 | Chicago | Ameritech Illinois |
| (312) 990- | 手機 | Hinsdale | New Cingular Wireless PCS |
| (312) 991- | 手機 | Wheeling | New Cingular Wireless PCS |
| (312) 992- | 固話 | Chicago | Ameritech Illinois |
| (312) 993- | 固話 | Chicago | Ameritech Illinois |
| (312) 994- | 固話 | Chicago | Ovation Communications Of Illinois |
| (312) 996- | 固話 | Chicago | Ameritech Illinois |
| (312) 997- | 固話 | Chicago | Ameritech Illinois |
| (312) 999- | 固話 | Chicago | Xo Illinois |
友情提示：撥打長途電話的辦法很多，可以使用各通信運營商（包括中國電信、中國移動、中國聯通等）固定電話、移動手機或者上網電腦來實現通話功能，固定電話、移動手機可以直接撥打對方號碼也可以通過IP電話（又名VoIP電話、網絡電話）撥打，上網電腦可以免費與對方上網電腦通話也可以低價撥打對方固定電話、移動手機，請根據各自情況綜合考慮選用。
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