001681
說明：681是美國內部城市西維吉尼亞州之間的長途區號，從美國以外撥打西維吉尼亞州電話需要加上美國的國際區號1，也就是美國西維吉尼亞州的國際城市區號為001681或者寫為001-681、0010681、+1-681、+1+681、+1681、00-1-681、00 1 681。
以681開頭的號碼前綴列表
| 號碼前綴 | 固話/手機 | 主要城市 | 運營商 |
| (681) 200- | 固話 | Parkersburg | Cas Communications |
| (681) 201- | 固話 | Welch | Shentel Communications |
| (681) 202- | 固話 | Slatyfork | Citizens Telecommunications Co Of West Virginia |
| (681) 203- | 手機 | Huntington | Sprint Spectrum L.p.- Wv |
| (681) 204- | 固話 | Huntington | Sprint Spectrum L.p.- Wv |
| (681) 205- | 手機 | Charleston | New Cingular Wireless PCS - DC |
| (681) 206- | 固話 | Arbovale | Coretel Virginia |
| (681) 207- | 固話 | Beckley | Sprint Spectrum L.p.- Wv |
| (681) 208- | 手機 | Summersville | Cellco Partnership DBA Verizon Wireless |
| (681) 209- | 手機 | Morgantown | Cellco Partnership DBA Verizon Wireless |
| (681) 210- | 固話 | Arnoldsburg | Coretel Virginia |
| (681) 212- | 手機 | Morgantown | New Cingular Wireless PCS - IL |
| (681) 213- | 固話 | Webster Spgs | Shentel Communications |
| (681) 214- | 固話 | Fairmont | Bandwidth.com Clec |
| (681) 215- | 固話 | Charleston | Ymax Communications Corp. |
| (681) 216- | 固話 | Augusta | Coretel Virginia |
| (681) 217- | 固話 | Charleston | Cebridge Telecom Wv DBA Suddenlink Comms |
| (681) 219- | 固話 | Smithfield | Coretel Virginia |
| (681) 220- | 手機 | Beckley | Cellco Partnership DBA Verizon Wireless |
| (681) 221- | 固話 | East Bank | Sprint Communications Company, L.p. |
| (681) 222- | 固話 | Beckley | Coretel Virginia |
| (681) 223- | 固話 | Birch River | Coretel Virginia |
| (681) 224- | 固話 | Genoa | Coretel Virginia |
| (681) 225- | 固話 | War | Shentel Communications |
| (681) 226- | 固話 | Maysville | Coretel Virginia |
| (681) 227- | 固話 | Wardensville | Coretel Virginia |
| (681) 228- | 固話 | Thomas | Coretel Virginia |
| (681) 229- | 手機 | Parkersburg | Sprint Spectrum L.p. |
| (681) 230- | 固話 | Clendenin | Coretel Virginia |
| (681) 231- | 固話 | Moorefield | Bandwidth.com Clec |
| (681) 232- | 固話 | Bluefield | Teleport Communications America |
| (681) 233- | 固話 | Hurricane | Cebridge Telecom Wv DBA Suddenlink Comms |
| (681) 235- | 手機 | Scott Depot | Cellco Partnership DBA Verizon Wireless |
| (681) 236- | 固話 | Elizabeth | Cebridge Telecom Wv DBA Suddenlink Comms |
| (681) 238- | 手機 | Beckley | Cellco Partnership DBA Verizon Wireless |
| (681) 239- | 固話 | Northfork | Shentel Communications |
| (681) 242- | 手機 | Falling Waters | Sprint Spectrum L.p.- Wv |
| (681) 245- | 手機 | Charleston | Sprint Spectrum L.p.- Wv |
| (681) 251- | 固話 | Bluefield | Shentel Communications |
| (681) 252- | 固話 | Martinsburg | Comcast Phone Of West Virgina |
| (681) 255- | 固話 | Bluefield | Mcimetro Access Transmission Services LLC |
| (681) 258- | 手機 | Hedgesville | Cellco Partnership DBA Verizon Wireless |
| (681) 260- | 固話 | Martinsburg | Frontier West Virginia Inc. |
| (681) 262- | 固話 | Rupert | Coretel Virginia |
| (681) 265- | 固話 | Charleston | Cebridge Telecom Wv DBA Suddenlink Comms |
| (681) 282- | 固話 | Bluefield | Cebridge Telecom Wv DBA Suddenlink Comms |
| (681) 284- | 固話 | Bluefield | Comcast Phone Of West Virgina |
| (681) 285- | 手機 | Morgantown | New Cingular Wireless PCS - IL |
| (681) 288- | 固話 | Cowen | Coretel Virginia |
| (681) 289- | Unknown | Bandwidth.com Clec | |
| (681) 291- | 固話 | Rainelle | Cebridge Telecom Wv DBA Suddenlink Comms |
| (681) 295- | 固話 | Ellenboro | Coretel Virginia |
| (681) 298- | 固話 | Elkins | Cebridge Telecom Wv DBA Suddenlink Comms |
| (681) 302- | 手機 | N Martinsvlle | New Cingular Wireless PCS - IL |
| (681) 309- | 固話 | Levels | Coretel Virginia |
| (681) 312- | 固話 | Cameron | Coretel Virginia |
| (681) 313- | 手機 | Charleston | New Cingular Wireless PCS - DC |
| (681) 315- | 固話 | Parkersburg | Digital Connections |
| (681) 318- | 固話 | Lewisburg | Cebridge Telecom Wv DBA Suddenlink Comms |
| (681) 319- | 固話 | Charleston | Coretel Virginia |
| (681) 320- | 固話 | Burlington | Coretel Virginia |
| (681) 321- | 固話 | Salem | Fibernet |
| (681) 323- | 固話 | Bluefield | Citizens Telecommunications Co Of West Virginia |
| (681) 328- | 手機 | Weirton | Sprint Spectrum L.p. |
| (681) 329- | 固話 | Paynesville | Shentel Communications |
| (681) 332- | 固話 | Reader | Coretel Virginia |
| (681) 334- | 固話 | Oceana | Coretel Virginia |
| (681) 335- | 固話 | Rockport | Coretel Virginia |
| (681) 340- | 固話 | Charleston | Frontier West Virginia Inc. |
| (681) 341- | 固話 | Charleston | Frontier West Virginia Inc. |
| (681) 342- | 固話 | Bridgeport | Frontier West Virginia Inc. |
| (681) 343- | 固話 | Paw Paw | Comcast Phone Of West Virgina |
| (681) 351- | 固話 | Hamlin | Coretel Virginia |
| (681) 352- | 固話 | Man | Coretel Virginia |
| (681) 355- | 固話 | Summersville | Shentel Communications |
| (681) 358- | 手機 | Ripley | Cellco Partnership DBA Verizon Wireless |
| (681) 365- | 固話 | Cowen | Shentel Communications |
| (681) 375- | 固話 | Blacksville | Coretel Virginia |
| (681) 378- | 固話 | Huntington | Comcast Phone Of West Virgina |
| (681) 381- | Unknown | Shentel Communications | |
| (681) 382- | 固話 | Clarksburg | Coretel Virginia |
| (681) 388- | 固話 | Eglon | Coretel Virginia |
| (681) 392- | 固話 | Smithville | Coretel Virginia |
| (681) 393- | 固話 | Wadestown | Coretel Virginia |
| (681) 398- | 固話 | Pursglove | Coretel Virginia |
| (681) 399- | 固話 | Parsons | Coretel Virginia |
| (681) 400- | 固話 | Whitesville | Cebridge Telecom Wv DBA Suddenlink Comms |
| (681) 404- | 手機 | Fairmont | New Cingular Wireless PCS - IL |
| (681) 408- | 固話 | Harrisville | Coretel Virginia |
| (681) 409- | 固話 | Frankford | Coretel Virginia |
| (681) 416- | 固話 | Delbarton | Cebridge Telecom Wv DBA Suddenlink Comms |
| (681) 421- | 固話 | Clarksburg | Coretel Virginia |
| (681) 422- | 固話 | Mount Hope | Cebridge Telecom Wv DBA Suddenlink Comms |
| (681) 427- | 手機 | Charleston | Sprint Spectrum L.p.- Wv |
| (681) 429- | 固話 | Clarksburg | Coretel Virginia |
| (681) 434- | 固話 | Elbert | Shentel Communications |
| (681) 435- | 固話 | Thomas | Coretel Virginia |
| (681) 441- | 固話 | Bruceton Mills | Coretel Virginia |
| (681) 442- | 固話 | Grantsville | Coretel Virginia |
| (681) 443- | 手機 | Fairmont | Cellco Partnership DBA Verizon Wireless |
| (681) 445- | Unknown | Bandwidth.com Clec | |
| (681) 448- | 固話 | Capon Bridge | Coretel Virginia |
| (681) 449- | 固話 | Hundred | Coretel Virginia |
| (681) 456- | 固話 | Clarksburg | Teleport Communications America - VA |
| (681) 459- | 固話 | Glen Daniel | Cebridge Telecom Wv DBA Suddenlink Comms |
| (681) 475- | 固話 | Walkersville | Coretel Virginia |
| (681) 488- | 固話 | Clarksburg | Coretel Virginia |
| (681) 493- | 固話 | Hacker Valley | Coretel Virginia |
| (681) 495- | 固話 | Weston | Bandwidth.com Clec |
| (681) 498- | 固話 | Canaan Valley | Coretel Virginia |
| (681) 499- | 固話 | Bluefield | Shentel Communications |
| (681) 515- | 固話 | Mason | Coretel Virginia |
| (681) 532- | 固話 | Mullens | Coretel Virginia |
| (681) 533- | 固話 | Weston | Bandwidth.com Clec |
| (681) 535- | 固話 | Auburn | Coretel Virginia |
| (681) 539- | 固話 | Crab Orchard | Cebridge Telecom Wv DBA Suddenlink Comms |
| (681) 559- | 固話 | Buckeye | Coretel Virginia |
| (681) 577- | 固話 | Dille | Coretel Virginia |
| (681) 612- | 固話 | Saint Marys | Cebridge Telecom Wv DBA Suddenlink Comms |
| (681) 620- | 手機 | Keyser | United States Cellular Corp. - West Virginia |
| (681) 622- | 固話 | Clarksburg | Frontier West Virginia Inc. |
| (681) 629- | 固話 | Harman | Coretel Virginia |
| (681) 642- | 固話 | Alderson | Coretel Virginia |
| (681) 668- | 手機 | Cheat Lake | New Cingular Wireless PCS - IL |
| (681) 675- | 固話 | Letart | Coretel Virginia |
| (681) 693- | 固話 | Cairo | Coretel Virginia |
| (681) 729- | 固話 | Davy | Shentel Communications |
| (681) 731- | 固話 | Mill Creek | Cebridge Telecom Wv DBA Suddenlink Comms |
| (681) 735- | 固話 | Kermit | Cebridge Telecom Wv DBA Suddenlink Comms |
| (681) 753- | 手機 | Fairmont | New Cingular Wireless PCS - IL |
| (681) 758- | 固話 | Fairmont | Time Warner Cable Information Svcs (west Virginia) |
| (681) 797- | 固話 | Parkersburg | Coretel Virginia |
| (681) 800- | 固話 | Clarksburg | Coretel Virginia |
| (681) 823- | 固話 | Oak Hill | Coretel Virginia |
| (681) 838- | 固話 | Amma | Coretel Virginia |
| (681) 858- | 固話 | Ivydale | Coretel Virginia |
| (681) 875- | 固話 | Marlinton | Coretel Virginia |
| (681) 886- | 固話 | Pine Grove | Coretel Virginia |
| (681) 888- | 固話 | Huntington | Coretel Virginia |
| (681) 892- | 固話 | Petersburg | Shentel Communications |
| (681) 924- | 固話 | Paw Paw | Coretel Virginia |
| (681) 945- | 固話 | Charleston | Teleport Communications America - VA |
| (681) 965- | 固話 | Webster Spgs | Coretel Virginia |
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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