Area
Code | Prefix | City/Switch Name
(Click for city search) | State/Prov.
Area Map | Telephone Company
Web link | Telco
Type | More
Info |
|---|
| 201 | 374 | DUMONT | New Jersey | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 202 | 374 | WSHNGTNZN1 | District of Columbia | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 203 | 374 | BRIDGEPORT | Connecticut | SOUTHERN NEW ENGLAND TELEPHONE CO. | IND. TELCO | More |
| 204 | 374 | SOUTH INDIAN LAKE | Manitoba | MTS Inc. | IND. TELCO | More |
| 205 | 374 | EUTAW | Alabama | DELTACOM, INC. - AL | CLEC | More |
| 206 | 374 | SEATTLE | Washington | QWEST CORPORATION | RBOC | More |
| 207 | 374 | BLUE HILL | Maine | NO NEW ENGLAND TEL OP DBA FAIRPOINT COMM - ME | RBOC | More |
| 208 | 374 | DUBOIS | Idaho | MUD LAKE TELEPHONE COOPERATIVE ASSOICATION, INC. | IND. TELCO | More |
| 209 | 374 | CATHEYSVLY | California | HORNITOS TELEPHONE CO. | IND. TELCO | More |
| 210 | 374 | SAN ANTONIO | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 212 | 374 | NWYRCYZN01 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 214 | 374 | DALLAS | Texas | SOUTHWESTERN BELL | RBOC | More |
| 215 | 374 | PHLDLPHZN1 | Pennsylvania | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 216 | 374 | CLEVELAND | Ohio | SPRINT SPECTRUM L.P. | PCS | More |
| 217 | 374 | WHITE HALL | Illinois | FRONTIER NORTH, INC. - IL | IND. TELCO | More |
| 218 | 374 | ASH RIVER | Minnesota | PAUL BUNYAN RURAL TELEPHONE COOPERATIVE | IND. TELCO | More |
| 219 | 374 | CEDAR LAKE | Indiana | AMERITECH INDIANA | RBOC | More |
| 224 | 374 | NORTHBROOK | Illinois | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | WIRELESS PROV | More |
| 225 | 374 | BATONROUGE | Louisiana | CENTURYTEL ACQ LLC DBA CENTURYLINK ACQUISITION-LA | CLEC | More |
| 226 | 374 | London | Ontario | Bell Mobility | WIRELESS PROV | More |
| 228 | 374 | BILOXI | Mississippi | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 229 | 374 | PRESTON | Georgia | SOUTHERN COMMUNICATIONS SERVICES | WIRELESS PROV | More |
| 240 | 374 | LAUREL236 | District of Columbia | GLOBAL CROSSING LOCAL SERVICES, INC.-MD | CLEC | More |
| 248 | 374 | NORTHVILLE | Michigan | AMERITECH MICHIGAN | RBOC | More |
| 250 | 374 | KAMLOOPS | British Columbia | TELUS | IND. TELCO | More |
| 252 | 374 | ORIENTAL | North Carolina | KMC TELECOM III, INC. - NC | CLEC | More |
| 254 | 374 | GHOLSON | Texas | SBC INTERNET SERVICES, INC. | | More |
| 256 | 374 | ATHENS | Alabama | SPRINT SPECTRUM L.P. | PCS | More |
| 262 | 374 | LAKEGENEVA | Wisconsin | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 267 | 374 | QUAKERTOWN | Pennsylvania | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | WIRELESS PROV | More |
| 270 | 374 | STURGIS | Kentucky | TIME WARNER CBL INFO SV (KY) DBA TIME WARNER-KY | | More |
| 281 | 374 | TOMBALL | Texas | SOUTHWESTERN BELL | RBOC | More |
| 289 | 374 | Cooksville | Ontario | MTS Allstream Inc. | CLEC | More |
| 301 | 374 | WALDORF | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 302 | 374 | HOLLY OAK | Delaware | XO DELAWARE, INC. | CLEC | More |
| 303 | 374 | DENVER | Colorado | TELEPORT COMMUNICATIONS GROUP - CO | CAP | More |
| 304 | 374 | WEIRTON | West Virginia | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 305 | 374 | MIAMI | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 306 | 374 | SASKATOON | Saskatchewan | SaskTel | IND. TELCO | More |
| 308 | 374 | MINDEN | Nebraska | SPRINT SPECTRUM L.P. | PCS | More |
| 309 | 374 | KEITHSBURG | Illinois | CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL | | More |
| 310 | 374 | REDONDO | California | VERIZON CALIFORNIA INC.-CA (GTE) | IND. TELCO | More |
| 312 | 374 | CHICGOZN01 | Illinois | AMERITECH ILLINOIS | RBOC | More |
| 313 | 374 | DETROITZN6 | Michigan | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC | | More |
| 314 | 374 | LADUE | Missouri | SPRINT SPECTRUM L.P. | PCS | More |
| 315 | 374 | SYRACUSE | New York | SPRINT SPECTRUM L.P. | PCS | More |
| 317 | 374 | INDIANAPLS | Indiana | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 318 | 374 | SHREVEPORT | Louisiana | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 319 | 374 | DODGEVILLE | Iowa | MEDIAPOLIS TELEPHONE CO. | IND. TELCO | More |
| 320 | 374 | ROYALTON | Minnesota | ENVENTIS TELECOM, INC. - MN | CLEC | More |
| 323 | 374 | LSAN DA 06 | California | MPOWER COMMUNICATIONS CORP - CA | CLEC | More |
| 325 | 374 | SAN ANGELO | Texas | SPRINT SPECTRUM L.P. | PCS | More |
| 330 | 374 | AKRON | Ohio | AMERITECH OHIO | RBOC | More |
| 334 | 374 | MCKENZIE | Alabama | CENTURYTEL TEL AL LLC (SOUTHERN) DBA CENTURYLINK | | More |
| 336 | 374 | LEVELCROSS | North Carolina | SURRY TELEPHONE MEMBERSHIP CORP. | IND. TELCO | More |
| 337 | 374 | NEW IBERIA | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 347 | 374 | NWYRCYZN07 | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
| 352 | 374 | GAINESVL | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 360 | 374 | FORKS | Washington | CENTURYTEL OF WASHINGTON, INC. DBA CENTURYLINK | IND. TELCO | More |
| 361 | 374 | PETTUS | Texas | AWESOME PAGING, INC. | WIRELESS PROV | More |
| 385 | 374 | PROVO | Utah | ELECTRIC LIGHTWAVE, LLC DBA INTEGRA TELECOM - UT | CLEC | More |
| 401 | 374 | PROVIDENCE | Rhode Island | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - RI | WIRELESS PROV | More |
| 402 | 374 | TEKAMAH | Nebraska | QWEST CORPORATION | RBOC | More |
| 403 | 374 | DAYSLAND | Alberta | TELUS | IND. TELCO | More |
| 404 | 374 | ATLANTA | Georgia | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 405 | 374 | MAUD | Oklahoma | SOUTHWESTERN BELL | RBOC | More |
| 406 | 374 | MOORE | Montana | CENTRAL MONTANA COMMUNICATIONS, INC. | IND. TELCO | More |
| 407 | 374 | WEST KISSIMMEE | Florida | LEVEL 3 COMMUNICATIONS, LLC - FL | CLEC | More |
| 408 | 374 | CAMPBELL | California | PACIFIC BELL | RBOC | More |
| 409 | 374 | HANKAMER | Texas | TEXAS WINDSTREAM, INC. | IND. TELCO | More |
| 410 | 374 | HAMPSTEAD | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 412 | 374 | PTGSBNZN22 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 413 | 374 | SPRINGFLD | Massachusetts | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | WIRELESS PROV | More |
| 414 | 374 | MILWAUKZN1 | Wisconsin | AMERITECH WISCONSIN | RBOC | More |
| 415 | 374 | SNFC CNTRL | California | PACIFIC BELL | RBOC | More |
| 416 | 374 | TORONTO | Ontario | Bell Canada | IND. TELCO | More |
| 417 | 374 | NIXA | Missouri | SBC INTERNET SERVICES, INC. | | More |
| 418 | 374 | PERIBONKA | Quebec | Bell Canada | IND. TELCO | More |
| 419 | 374 | RIDGEVLCOR | Ohio | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 423 | 374 | LAFOLLETTE | Tennessee | ALEC, LLC - TN | CLEC | More |
| 424 | 374 | HAWTHORNE | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 425 | 374 | EVERETT | Washington | LEVEL 3 COMMUNICATIONS, LLC - WA | CLEC | More |
| 434 | 374 | CLARKSVL | Virginia | VERIZON SOUTH INC.-VA (CONTEL) | IND. TELCO | More |
| 435 | 374 | LOGAN | Utah | SPRINT SPECTRUM L.P. | PCS | More |
| 438 | 374 | Montreal | Quebec | Videotron General Partnership | CLEC | More |
| 440 | 374 | BEDFORD | Ohio | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - OH | | More |
| 443 | 374 | ABERDEEN | Maryland | CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD | CLEC | More |
| 450 | 374 | VALLEYFIELD | Quebec | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
| 469 | 374 | DALLAS | Texas | SOUTHWESTERN BELL | RBOC | More |
| 478 | 374 | EASTMAN | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 480 | 374 | PHOENIX | Arizona | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 484 | 374 | PHILADELPHIA SUBURB | Pennsylvania | CTSI, INC. - PA | CLEC | More |
| 501 | 374 | LITTLEROCK | Arkansas | SOUTHWESTERN BELL | RBOC | More |
| 502 | 374 | LOUISVILLE | Kentucky | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 503 | 374 | TILLAMOOK | Oregon | LEVEL 3 COMMUNICATIONS, LLC - OR | | More |
| 504 | 374 | NEWORLEANS | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 505 | 374 | CLAYTON | New Mexico | E.N.M.R. TELEPHONE COOPERATIVE | IND. TELCO | More |
| 507 | 374 | DODGE CTR | Minnesota | CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN | | More |
| 508 | 374 | NANTUCKET | Massachusetts | XO MASSACHUSETTS, INC. | CLEC | More |
| 509 | 374 | KENNEWICK | Washington | FRONTIER COMMUNICATIONS NORTHWEST INC. - WA | IND. TELCO | More |
| 510 | 374 | RICHMOND | California | PACIFIC BELL | RBOC | More |
| 512 | 374 | AUSTIN | Texas | SOUTHWESTERN BELL | RBOC | More |
| 513 | 374 | CINCINNATI | Ohio | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 514 | 374 | MONTREAL | Quebec | Bell Canada | IND. TELCO | More |
| 515 | 374 | PLEASANTVL | Iowa | WINDSTREAM IOWA COMMUNICATIONS, INC. | | More |
| 516 | 374 | NASSAUZN03 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 517 | 374 | LANSING | Michigan | AMERITECH MICHIGAN | RBOC | More |
| 518 | 374 | SCHENCTADY | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 519 | 374 | OWEN SOUND | Ontario | Bell Canada | IND. TELCO | More |
| 520 | 374 | CASAGRANDE | Arizona | QWEST CORPORATION | RBOC | More |
| 530 | 374 | GRVY MAIN | California | AMERICAN MESSAGING (AM), INC. | | More |
| 540 | 374 | FREDECKSBG | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 541 | 374 | CASCADELKS | Oregon | UNITED TELEPHONE-NORTHWEST-OR DBA CENTURYLINK - OR | IND. TELCO | More |
| 559 | 374 | FRESNO | California | PEERLESS NETWORK OF CALIFORNIA, LLC - CA | | More |
| 561 | 374 | BOYNTONBCH | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 562 | 374 | ALAMITOS | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 563 | 374 | WHEATLAND | Iowa | F&B COMMUNICATIONS, INC. | IND. TELCO | More |
| 570 | 374 | SELINSGRV | Pennsylvania | VERIZON NORTH INC.-PA (CONTEL) | IND. TELCO | More |
| 571 | 374 | INDENDNTHL | Virginia | YMAX COMMUNICATIONS CORP. - VA | | More |
| 573 | 374 | GRAVOIS ML | Missouri | SOUTHWESTERN BELL | RBOC | More |
| 575 | 374 | CLAYTON | New Mexico | E.N.M.R. TELEPHONE COOPERATIVE | IND. TELCO | More |
| 580 | 374 | ELK CITY | Oklahoma | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OK | | More |
| 581 | 374 | Saint-Joseph-de-Bea | Quebec | Videotron General Partnership | CLEC | More |
| 585 | 374 | NAPLES | New York | FRONTIER TELEPHONE OF ROCHESTER INC | IND. TELCO | More |
| 601 | 374 | RALEIGH | Mississippi | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS | WIRELESS PROV | More |
| 602 | 374 | PHOENIX | Arizona | COX ARIZONA TELCOM, INC. - AZ | CLEC | More |
| 603 | 374 | BARTLETT | New Hampshire | NO NEW ENGLAND TEL OP DBA FAIRPOINT COMM - NH | RBOC | More |
| 604 | 374 | NEW WESTMINSTER | British Columbia | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
| 605 | 374 | LEMMON | South Dakota | WEST RIVER COOPERATIVE TELEPHONE COMPANY | IND. TELCO | More |
| 606 | 374 | STINNETT | Kentucky | LESLIE COUNTY TELEPHONE CO. | IND. TELCO | More |
| 607 | 374 | BINGHAMTON | New York | AIRUS, INC. - NY | | More |
| 608 | 374 | TOMAH | Wisconsin | CENTURYTEL MIDWEST-WI LLC NW DBA CENTURYLINK - NW | IND. TELCO | More |
| 609 | 374 | CAPMAYCTHS | New Jersey | SPRINT SPECTRUM L.P. | PCS | More |
| 610 | 374 | READING | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 612 | 374 | TWINCITIES | Minnesota | QWEST CORPORATION | RBOC | More |
| 613 | 374 | VERONA | Ontario | Bell Canada | IND. TELCO | More |
| 614 | 374 | COLUMBUS | Ohio | SPRINT SPECTRUM L.P. | PCS | More |
| 615 | 374 | HARTSVILLE | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 616 | 374 | LAKEODESSA | Michigan | AMERITECH MICHIGAN | RBOC | More |
| 617 | 374 | CAMBRIDGE | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 618 | 374 | ALTON | Illinois | AMERITECH ILLINOIS | RBOC | More |
| 619 | 374 | SNDG SNDG | California | PAC - WEST TELECOMM, INC. | CLEC | More |
| 620 | 374 | HOWARD | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 623 | 374 | PHOENIX | Arizona | QWEST CORPORATION | RBOC | More |
| 626 | 374 | EL MONTE | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 630 | 374 | NAPERVILLE | Illinois | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 631 | 374 | BRENTWOOD | New York | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 641 | 374 | FAIRFIELD | Iowa | WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS | | More |
| 646 | 374 | NWYRCYZN02 | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 650 | 374 | REDWOOD CITY | California | AMERICAN MESSAGING (AM), INC. | | More |
| 661 | 374 | BKFD MAIN | California | YMAX COMMUNICATIONS CORP. - CA | | More |
| 662 | 374 | JACKSON | Mississippi | SPRINT SPECTRUM L.P. | PCS | More |
| 678 | 374 | CONYERS | Georgia | LEVEL 3 COMMUNICATIONS, LLC - GA | CLEC | More |
| 701 | 374 | NELVIK/SOUTH NELVIK | North Dakota | DICKEY RURAL TELEPHONE COOPERATIVE | IND. TELCO | More |
| 702 | 374 | LAS VEGAS | Nevada | HYPERCUBE TELECOM, LLC - NV | | More |
| 703 | 374 | WASHINGTON ZONE 19 | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 704 | 374 | CHARLOTTE | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 705 | 374 | CAMBRAY | Ontario | Amtelecom Limited Partnership | CAP | More |
| 706 | 374 | LAKEWOOD | Georgia | BLUE RIDGE TELEPHONE CO. | IND. TELCO | More |
| 707 | 374 | RIO VISTA | California | CITIZENS TELECOM CA. DBA FRONTIER COM OF CA | IND. TELCO | More |
| 708 | 374 | LA GRANGE | Illinois | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 709 | 374 | Rushoon | Newfoundland | Bragg Communications Inc. | CLEC | More |
| 712 | 374 | SIDNEY | Iowa | WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH | | More |
| 713 | 374 | HOUSTON CLAY | Texas | SOUTHWESTERN BELL | RBOC | More |
| 714 | 374 | HUNTINGTON BEACH | California | VERIZON CALIFORNIA INC.-CA (GTE) | IND. TELCO | More |
| 715 | 374 | LAKE NEBAGAMON | Wisconsin | CENTURYTEL NW WISCONSIN LLC DBA CENTURYLINK | IND. TELCO | More |
| 716 | 374 | NAPLES | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
| 717 | 374 | CARLISLE | Pennsylvania | TELCOVE OF PENNSYLVANIA, INC. - PA | CLEC | More |
| 718 | 374 | MANHATTAN | New York | TELEPORT COMMUNICATIONS GROUP - NY | CAP | More |
| 720 | 374 | AURORA | Colorado | QWEST CORPORATION | RBOC | More |
| 724 | 374 | PITTSBURGH | Pennsylvania | TCG PITTSBURGH, INC. | CAP | More |
| 727 | 374 | ST.PETERSBURG | Florida | INTERMEDIA COMMUNICATIONS INC. - FL | CLEC | More |
| 732 | 374 | BOUND BROOK | New Jersey | XO NEW JERSEY, INC. | CLEC | More |
| 734 | 374 | TAYLOR | Michigan | AMERITECH MICHIGAN | RBOC | More |
| 740 | 374 | MARIETTA | Ohio | AMERITECH OHIO | RBOC | More |
| 757 | 374 | NORFOLK ZONE 2 | Virginia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | WIRELESS PROV | More |
| 760 | 374 | RANDSBURG | California | VERIZON CALIFORNIA INC.-CA | IND. TELCO | More |
| 763 | 374 | MNPZ 1 | Minnesota | QWEST CORPORATION | RBOC | More |
| 765 | 374 | ANDERSON | Indiana | US XCHANGE OF INDIANA LLC DBA CHOICE ONE COMM IN | CLEC | More |
| 770 | 374 | ATLANTA NORTHWEST | Georgia | METRO PCS, INC. | | More |
| 773 | 374 | CHCZ 9 | Illinois | AMERITECH ILLINOIS | RBOC | More |
| 775 | 374 | BATTLE MT | Nevada | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 778 | 374 | Vancouver | British Columbia | MTS Allstream Inc. | CLEC | More |
| 780 | 374 | DAYSLAND | Alberta | TELUS | IND. TELCO | More |
| 781 | 374 | CAMBRIDGE | Massachusetts | AT&T LOCAL | CLEC | More |
| 785 | 374 | COURTLAND | Kansas | RURAL TELEPHONE SERVICE CO., INC. | IND. TELCO | More |
| 786 | 374 | MIAMI | Florida | SPRINT SPECTRUM L.P. | PCS | More |
| 787 | 374 | TRUJILLO ALTO | Puerto Rico | PUERTO RICO TELCO DBA VERIZON WIRELESS PUERTO RICO | WIRELESS PROV | More |
| 801 | 374 | PROVO | Utah | QWEST CORPORATION | RBOC | More |
| 802 | 374 | PUTNEY | Vermont | COMCAST PHONE OF VERMONT, LLC - VT | | More |
| 803 | 374 | CHESTER | South Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC | WIRELESS PROV | More |
| 804 | 374 | CLARKSVILLE | Virginia | VERIZON SOUTH INC.-VA (CONTEL) | IND. TELCO | More |
| 805 | 374 | THOUSAND OAKS | California | VERIZON CALIFORNIA INC.-CA (GTE) | IND. TELCO | More |
| 806 | 374 | AMARILLO DRAKE | Texas | SOUTHWESTERN BELL | RBOC | More |
| 808 | 374 | KAUNAKAKAI | Hawaii | LEVEL 3 COMMUNICATIONS, LLC - HI | | More |
| 810 | 374 | DETROIT | Michigan | TCG DETROIT - MI | | More |
| 812 | 374 | COLUMBUS | Indiana | AMERITECH INDIANA | RBOC | More |
| 813 | 374 | TAMPACEN | Florida | BRIGHT HOUSE NTWS INFORMATION SVCS (FLORIDA) - FL | | More |
| 814 | 374 | COOPERSTOWN (VENAGO | Pennsylvania | VERIZON NORTH INC.-PA | IND. TELCO | More |
| 815 | 374 | JOLIET | Illinois | US XCHANGE OF ILLINOIS LLC DBA CHOICE ONE COMM IL | CLEC | More |
| 816 | 374 | KANSAS CITY MCGEE | Missouri | SOUTHWESTERN BELL | RBOC | More |
| 817 | 374 | DALLAS | Texas | LEVEL 3 COMMUNICATIONS, LLC - TX | CLEC | More |
| 818 | 374 | VAN NUYS | California | PACIFIC BELL | RBOC | More |
| 819 | 374 | TROIS RIVIERES | Quebec | Bell Canada | IND. TELCO | More |
| 828 | 374 | SPRUCE PINE | North Carolina | ALEC, LLC - NC | CLEC | More |
| 830 | 374 | CORPUS CHRISTI | Texas | SOUTHWESTERN BELL | RBOC | More |
| 832 | 374 | HOUSTON | Texas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | WIRELESS PROV | More |
| 843 | 374 | LAKE CITY | South Carolina | FTC DIVERSIFIED SERVICES, INC. | CLEC | More |
| 845 | 374 | DENTON | New York | CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY | IND. TELCO | More |
| 847 | 374 | DEERFIELD | Illinois | AMERITECH ILLINOIS | RBOC | More |
| 850 | 374 | FTWALTNBCH | Florida | AT&T LOCAL | CLEC | More |
| 856 | 374 | BLACKWOOD | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 859 | 374 | JUNCTIONCY | Kentucky | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KY | WIRELESS PROV | More |
| 860 | 374 | NEW LONDON | Connecticut | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 864 | 374 | HODGES | South Carolina | UNITED TELEPHONE CO CAROLINAS DBA CENTURYLINK | IND. TELCO | More |
| 865 | 374 | KNOXVILLE | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 867 | 374 | Tulita | Yukon Territory | Bell Mobility | WIRELESS PROV | More |
| 870 | 374 | GOULD | Arkansas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 901 | 374 | MEMPHIS | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 902 | 374 | Summerside | Nova Scotia | Bragg Communications Inc. | CLEC | More |
| 903 | 374 | GLADEWATER | Texas | LEVEL 3 COMMUNICATIONS, LLC - TX | CLEC | More |
| 904 | 374 | JACKSONVILLE | Florida | COMCAST PHONE OF FLORIDA, LLC - FL | CLEC | More |
| 905 | 374 | NIAGARA FALLS | Ontario | Bell Canada | IND. TELCO | More |
| 906 | 374 | STEPHENSON | Michigan | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 907 | 374 | FAIRBANKS | Alaska | GCI COMMUNICATION CORP. DBA GENERAL COMMUNICATION | CLEC | More |
| 908 | 374 | ELIZABETH | New Jersey | PAETEC COMMUNICATIONS, INC. - NJ | CLEC | More |
| 909 | 374 | POMONA | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 910 | 374 | LUMBERTON | North Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | WIRELESS PROV | More |
| 912 | 374 | EASTMAN | Georgia | MCC TELEPHONY OF GEORGIA, LLC - GA | | More |
| 914 | 374 | WESTCHESTER ZONE 4 | New York | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 915 | 374 | LUBBOCK | Texas | SPRINT SPECTRUM L.P.- TX | PCS | More |
| 916 | 374 | WEST SACRAMENTO | California | PACIFIC BELL | RBOC | More |
| 917 | 374 | NEW YORK CITY ZONE | New York | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 918 | 374 | TRYON | Oklahoma | CENTRAL OKLAHOMA TELEPHONE CO. | IND. TELCO | More |
| 919 | 374 | WENDELL | North Carolina | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 920 | 374 | MANITOWOC | Wisconsin | SPRINT SPECTRUM L.P. | PCS | More |
| 925 | 374 | SAN FRANCISCO | California | ALLEGIANCE TELECOM, INC. - CA | CLEC | More |
| 929 | 374 | NWYRCYZN05 | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 931 | 374 | NASHVILLE | Tennessee | GLOBAL CROSSING LOCAL SERVICES, INC.-TN | | More |
| 937 | 374 | XENIA | Ohio | AMERITECH OHIO | RBOC | More |
| 940 | 374 | JOPLIN | Texas | UNITED TELEPHONE OF TEXAS INC DBA CENTURYLINK | IND. TELCO | More |
| 941 | 374 | SARASOTA | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 949 | 374 | CAPISTRANO VALLEY | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 951 | 374 | RIVERSIDE | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
| 952 | 374 | MNPZ 1 | Minnesota | QWEST CORPORATION | RBOC | More |
| 954 | 374 | HOLLYWOOD | Florida | FLORIDA DIGITAL NETWORK | CLEC | More |
| 956 | 374 | HARLINGEN | Texas | NEW CINGULAR WIRELESS PCS, LCC - TX | WIRELESS PROV | More |
| 970 | 374 | DINOSAUR | Colorado | CENTURYTEL OF EAGLE, INC. DBA CENTRUYLINK | IND. TELCO | More |
| 972 | 374 | DALLAS (MFS) | Texas | MCI WORLDCOM COMMUNICATIONS, INC. - TX | CLEC | More |
| 973 | 374 | NEWARK | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 978 | 374 | HAVERHILL | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 989 | 374 | MIDLAND | Michigan | LOCAL EXCHANGE CARRIERS OF MICHIGAN, INC. - MI | CLEC | More |
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