Area
Code | Prefix | City/Switch Name
(Click for city search) | State/Prov.
Area Map | Telephone Company
Web link | Telco
Type | More
Info |
|---|
| 201 | 337 | OAKLAND | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 202 | 337 | WSHNGTNZN1 | District of Columbia | VERIZON WASHINGTON, DC INC. | RBOC | More |
| 203 | 337 | BRIDGEPORT | Connecticut | SOUTHERN NEW ENGLAND TELEPHONE CO. | IND. TELCO | More |
| 204 | 337 | LAC BROCHET | Manitoba | MTS Inc. | IND. TELCO | More |
| 205 | 337 | BIRMINGHAM | Alabama | SPRINT SPECTRUM L.P. | PCS | More |
| 206 | 337 | SEATTLE | Washington | INTERNATIONAL TELCOM, LTD. - WA | CLEC | More |
| 207 | 337 | YORK | Maine | BELL ATLANTIC NYNEX MOBILE | WIRELESS PROV | More |
| 208 | 337 | HOMEDALE | Idaho | CITIZENS TELECOM IDAHO-FRONTIER COMM OF IDAHO | IND. TELCO | More |
| 209 | 337 | STOCKTON | California | ARRIVAL COMMUNICATIONS, INC. - CA | CLEC | More |
| 210 | 337 | SANANTONIO | Texas | SOUTHWESTERN BELL | RBOC | More |
| 212 | 337 | NWYRCYZN01 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 213 | 337 | LSAN DA 01 | California | MCI WORLDCOM COMMUNICATIONS, INC., CA | CLEC | More |
| 214 | 337 | DALLAS | Texas | SOUTHWESTERN BELL | RBOC | More |
| 215 | 337 | MORRISVL | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 216 | 337 | CLEVELAND | Ohio | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | WIRELESS PROV | More |
| 217 | 337 | CHAMPAURBN | Illinois | AMERITECH ILLINOIS | RBOC | More |
| 218 | 337 | VIRGINIA | Minnesota | U.S. LINK, INC. | CLEC | More |
| 224 | 337 | FOX LAKE | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 225 | 337 | BATONROUGE | Louisiana | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA | WIRELESS PROV | More |
| 228 | 337 | BILOXI | Mississippi | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS | WIRELESS PROV | More |
| 229 | 337 | SMITHVILLE | Georgia | LEVEL 3 COMMUNICATIONS, LLC - GA | CLEC | More |
| 231 | 337 | MCBAIN | Michigan | LUCRE, INC. | CLEC | More |
| 234 | 337 | CORTLAND | Ohio | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | WIRELESS PROV | More |
| 239 | 337 | FORT MYERS | Florida | EMBARQ FLORIDA, INC. DBA CENTURYLINK | IND. TELCO | More |
| 240 | 337 | WSHNGTNZN5 | Virginia | PEERLESS NETWORK OF MARYLAND, LLC | | More |
| 248 | 337 | SOUTHFIELD | Michigan | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 250 | 337 | OYSTER BAY | British Columbia | TELUS | IND. TELCO | More |
| 252 | 337 | ELIZABTHCY | North Carolina | CAROLINA TEL AND TEL CO., LLC DBA CENTURYLINK | IND. TELCO | More |
| 254 | 337 | HILLSBORO | Texas | SPRINT SPECTRUM L.P. | PCS | More |
| 256 | 337 | HUNTSVILLE | Alabama | POWERTEL BIRMINGHAM LICENSES, INC. | WIRELESS PROV | More |
| 260 | 337 | ST JOE | Indiana | FRONTIER NORTH, INC. - IN | IND. TELCO | More |
| 262 | 337 | DELAFIELD | Wisconsin | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 267 | 337 | DOYLESTOWN | Pennsylvania | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 269 | 337 | KALAMAZOO | Michigan | AMERITECH MICHIGAN | RBOC | More |
| 270 | 337 | BRADFODSVL | Kentucky | WINDSTREAM KENTUCKY EAST, INC. - LEXINGTON | | More |
| 276 | 337 | NORTON | Virginia | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 281 | 337 | DICKINSON | Texas | GTE-SW DBA VERIZON SW INC.-TX | IND. TELCO | More |
| 289 | 337 | Burlington | Ontario | TELUS Integrated Communications | CLEC | More |
| 301 | 337 | GAITHERSBG | Virginia | MCI WORLDCOM COMMUNICATIONS, INC. - MD | CLEC | More |
| 302 | 337 | BRIDGEVL | Delaware | VERIZON DELAWARE, INC. | RBOC | More |
| 303 | 337 | DENVERSLVN | Colorado | QWEST CORPORATION | RBOC | More |
| 304 | 337 | PADEN CITY | West Virginia | FRONTIER WEST VIRGINIA INC. | RBOC | More |
| 305 | 337 | MIAMI | Florida | NETWORK SERVICES LLC (TSR) | WIRELESS PROV | More |
| 306 | 337 | REGINA | Saskatchewan | SaskTel | IND. TELCO | More |
| 307 | 337 | CASPER | Wyoming | BRESNAN BROADBAND OF WYOMING, LLC - WY | | More |
| 308 | 337 | ATLANTA | Nebraska | QWEST CORPORATION | RBOC | More |
| 309 | 337 | GALESBURG | Illinois | UNITED STATES CELLULAR CORP. - ILLINOIS | WIRELESS PROV | More |
| 310 | 337 | INGLEWOOD | California | PACIFIC BELL | RBOC | More |
| 312 | 337 | CHICGOZN01 | Illinois | AMERITECH ILLINOIS | RBOC | More |
| 313 | 337 | DETROITZN6 | Michigan | AMERITECH MICHIGAN | RBOC | More |
| 314 | 337 | ST LOUIS | Missouri | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 315 | 337 | ROME | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 316 | 337 | WICHITA | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 317 | 337 | INDIANAPLS | Indiana | AMERITECH INDIANA | RBOC | More |
| 319 | 337 | IOWA CITY | Iowa | QWEST CORPORATION | RBOC | More |
| 320 | 337 | ATWATER | Minnesota | ONVOY, INC. | CLEC | More |
| 321 | 337 | KISSIMMEE | Florida | AERIAL COMMUNICATIONS | WIRELESS PROV | More |
| 323 | 337 | LSAN DA 14 | California | PAETEC COMMUNICATIONS, INC. - CA | CLEC | More |
| 330 | 337 | SALEM | Ohio | AMERITECH OHIO | RBOC | More |
| 334 | 337 | VREDENBG | Alabama | FRONTIER COMMUNICATIONS OF THE SOUTH, LLC - AL | IND. TELCO | More |
| 336 | 337 | GREENSBORO | North Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | WIRELESS PROV | More |
| 339 | 337 | COHASSET | Massachusetts | LEVEL 3 COMMUNICATIONS, LLC - MA | CLEC | More |
| 347 | 337 | NWYRCYZN08 | New York | METRO PCS, INC. | | More |
| 352 | 337 | GAINESVL | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 360 | 337 | SILVERDALE | Washington | QWEST CORPORATION | RBOC | More |
| 361 | 337 | EDNA | Texas | FIBER DATA COMMUNICATIONS, INC. | | More |
| 385 | 337 | SALT LAKE CITY | Utah | XO UTAH, INC. | CLEC | More |
| 386 | 337 | DELAND | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 401 | 337 | WARREN | Rhode Island | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - RI | CAP | More |
| 402 | 337 | RANDOLPH | Nebraska | QWEST CORPORATION | RBOC | More |
| 403 | 337 | CARSTAIRS | Alberta | TELUS | IND. TELCO | More |
| 404 | 337 | ATLANTA | Georgia | SPRINT SPECTRUM L.P. | PCS | More |
| 405 | 337 | WEWOKA | Oklahoma | INVENTIVE TECHNOLOGY, LTD. - OK | | More |
| 406 | 337 | KEVINOLMNT | Montana | NORTHERN TELEPHONE COOPERATIVE, INC. | IND. TELCO | More |
| 407 | 337 | ORLANDO | Florida | NEUTRAL TANDEM-FLORIDA, LLC - FL | | More |
| 408 | 337 | CAMPBELL | California | CHARTER FIBERLINK CA-CCO, LLC - CA | | More |
| 409 | 337 | BRENHAM | Texas | SOUTHWESTERN BELL - TX | RBOC | More |
| 410 | 337 | TOWSON | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 412 | 337 | PTTSBGZON1 | Pennsylvania | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | WIRELESS PROV | More |
| 413 | 337 | CHARLEMONT | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 414 | 337 | MILWAUKZN1 | Wisconsin | AMERITECH WISCONSIN | RBOC | More |
| 415 | 337 | SNFC JUNPR | California | PACIFIC BELL | RBOC | More |
| 416 | 337 | TORONTO | Ontario | Bell Canada | IND. TELCO | More |
| 417 | 337 | BRANSON | Missouri | CENTURYTEL MISSOURI LLC (SOUTHWEST)DBA CENTURYLINK | | More |
| 418 | 337 | ST RAYMOND | Quebec | TELUS Quebec | IND. TELCO | More |
| 419 | 337 | WAUSEON | Ohio | UNITED TEL. CO. OF OHIO - CENTURYLINK | IND. TELCO | More |
| 423 | 337 | SWEETWATER | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 424 | 337 | TORRANCE | California | TELEPORT COMMUNICATIONS GROUP - LOS ANGELES | CLEC | More |
| 425 | 337 | SILVERLAKE | Washington | FRONTIER COMMUNICATIONS NORTHWEST INC. - WA | IND. TELCO | More |
| 432 | 337 | ODESSA | Texas | SOUTHWESTERN BELL | RBOC | More |
| 440 | 337 | CHAGRINFLS | Ohio | XO OHIO, INC. | CLEC | More |
| 443 | 337 | SPARROWSPT | Maryland | XO MARYLAND, LLC | CLEC | More |
| 450 | 337 | Farnham | Quebec | Videotron General Partnership | CLEC | More |
| 469 | 337 | DE SOTO | Texas | SPRINT SPECTRUM L.P. | PCS | More |
| 479 | 337 | RUSSELLVL | Arkansas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 480 | 337 | PHOENIX | Arizona | TELEPORT COMMUNICATIONS GROUP - PHOENIX | CAP | More |
| 484 | 337 | READING | Pennsylvania | XO COMMUNICATIONS SERVICES INC - PA | CAP | More |
| 501 | 337 | MALVERN | Arkansas | SOUTHWESTERN BELL | RBOC | More |
| 502 | 337 | BARDSTOWN | Kentucky | NUVOX COMMUNICATIONS | CLEC | More |
| 503 | 337 | ESTACADA | Oregon | CASCADE UTILITIES, INC. | IND. TELCO | More |
| 505 | 337 | HOBBS | New Mexico | QWEST CORPORATION | RBOC | More |
| 506 | 337 | SHIPPEGAN | New Brunswick | Aliant Telecom(NB) | IND. TELCO | More |
| 507 | 337 | MARSHALL | Minnesota | KNOLOGY OF THE PLAINS, INC. - MN | CLEC | More |
| 508 | 337 | MANSFIELD | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 509 | 337 | WAITSBURG | Washington | QWEST CORPORATION | RBOC | More |
| 510 | 337 | OKLD ALMD | California | PACIFIC BELL | RBOC | More |
| 512 | 337 | LEANDER | Texas | SBC INTERNET SERVICES, INC. | | More |
| 513 | 337 | CINCINNATI | Ohio | INTERMEDIA COMMUNICATIONS INC. - OH | CLEC | More |
| 514 | 337 | MONTREAL | Quebec | Bell Canada | IND. TELCO | More |
| 515 | 337 | CALLENDER | Iowa | QWEST CORPORATION | RBOC | More |
| 516 | 337 | NASSAUZN05 | New York | AQUIS COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 517 | 337 | LANSING | Michigan | AMERITECH MICHIGAN | RBOC | More |
| 518 | 337 | ALBANY | New York | TELEPORT COMMUNICATIONS GROUP - NY | CAP | More |
| 519 | 337 | SARNIA | Ontario | Bell Canada | IND. TELCO | More |
| 520 | 337 | ST JOHNS | Arizona | LEVEL 3 COMMUNICATIONS, LLC - AZ | | More |
| 530 | 337 | MONTGOYCRK | California | CITIZENS TELECOM CA. DBA FRONTIER COM OF CA | IND. TELCO | More |
| 540 | 337 | STAUNTON | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 541 | 337 | EUGENE | Oregon | SPRINT SPECTRUM L.P. | PCS | More |
| 559 | 337 | BADGER | California | VERIZON CALIFORNIA INC.-CA (GTE) | IND. TELCO | More |
| 561 | 337 | WPALMBEACH | Florida | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 562 | 337 | CMTN CMTN | California | SATELLITE PAGING, INC. | WIRELESS PROV | More |
| 567 | 337 | BRYAN | Ohio | AT&T LOCAL | CLEC | More |
| 570 | 337 | WILLIAMSPT | Pennsylvania | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | WIRELESS PROV | More |
| 571 | 337 | WASHINGTON ZONE 17 | Maryland | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WIRELESS PROV | More |
| 573 | 337 | ST ROBERT | Missouri | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO | | More |
| 574 | 337 | SYRACUSE | Indiana | MCC TELEPHONY OF THE MID-WEST, LLC - IN | | More |
| 575 | 337 | HOBBS | New Mexico | VALOR TELECOM TX,LP-NM #1 DBA WINDSTREAM COMM SW | | More |
| 580 | 337 | BESSIE | Oklahoma | SOUTHWESTERN BELL | RBOC | More |
| 581 | 337 | Riviere-du-Loup | Quebec | Bell Mobility | WIRELESS PROV | More |
| 585 | 337 | CANANDAGUA | New York | BANDWIDTH.COM CLEC, LLC - NY | | More |
| 586 | 337 | ROMEO | Michigan | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 587 | 337 | Edmonton | Alberta | Bell Mobility | WIRELESS PROV | More |
| 601 | 337 | PICAYUNE | Mississippi | CELLULAR SOUTH, INC. | WIRELESS PROV | More |
| 602 | 337 | PHOENIX | Arizona | TELEPORT COMMUNICATIONS GROUP - PHOENIX | CAP | More |
| 603 | 337 | ROCHESTER | New Hampshire | NO NEW ENGLAND TEL OP DBA FAIRPOINT COMM - NH | RBOC | More |
| 604 | 337 | Richmond | British Columbia | Iristel Inc. | | More |
| 605 | 337 | PLATTE | South Dakota | MIDSTATE COMMUNICATIONS, INC. | IND. TELCO | More |
| 606 | 337 | PINEVILLE | Kentucky | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 607 | 337 | NORWICH | New York | CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY | IND. TELCO | More |
| 608 | 337 | ONTARIO | Wisconsin | CENTURYTEL OF MONROE COUNTY, LLC DBA CENTURYLINK | IND. TELCO | More |
| 609 | 337 | TRENTON | New Jersey | LEVEL 3 COMMUNICATIONS, LLC - NJ | CLEC | More |
| 610 | 337 | PHPHSBZN30 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 612 | 337 | TWINCITIES | Minnesota | QWEST CORPORATION | RBOC | More |
| 613 | 337 | COE HILL | Ontario | Bell Canada | IND. TELCO | More |
| 614 | 337 | GAHANNA | Ohio | AMERITECH OHIO | RBOC | More |
| 615 | 337 | NASHVILLE | Tennessee | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 616 | 337 | KALAMAZOO | Michigan | SPRINT SPECTRUM L.P. | PCS | More |
| 617 | 337 | CHARLESTN | Massachusetts | RCN TELECOM SERVICES, INC. - MA | CLEC | More |
| 618 | 337 | E ST LOUIS | Illinois | AMERITECH ILLINOIS | RBOC | More |
| 619 | 337 | LA MESA | California | PACIFIC BELL | RBOC | More |
| 620 | 337 | COUNCILGRV | Kansas | SBC INTERNET SERVICES, INC. | | More |
| 623 | 337 | PHOENIX | Arizona | TELEPORT COMMUNICATIONS GROUP - PHOENIX | CAP | More |
| 626 | 337 | COVINA | California | VERIZON CALIFORNIA INC.-CA (GTE) | IND. TELCO | More |
| 630 | 337 | ROSELLE | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 631 | 337 | NYCZ1 | New York | GLOBAL CROSSING LOCAL SERVICES, INC.-NY | CAP | More |
| 636 | 337 | DESOTO | Missouri | SOUTHWESTERN BELL | RBOC | More |
| 641 | 337 | ORIENT | Iowa | WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH | | More |
| 646 | 337 | MANHATTAN | New York | SPRINT SPECTRUM L.P. | PCS | More |
| 650 | 337 | ALMADEN | California | O1 COMMUNICATIONS, INC. - CA | CLEC | More |
| 651 | 337 | ROSEVILLE | Minnesota | COMCAST PHONE OF MINNESOTA, INC. - MN | CLEC | More |
| 660 | 337 | FORTUNA | Missouri | MID-MISSOURI TELEPHONE CO. | IND. TELCO | More |
| 661 | 337 | BAKERSFIELD | California | PACIFIC BELL | RBOC | More |
| 662 | 337 | LULA | Mississippi | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 678 | 337 | MARIETTA | Georgia | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 681 | 337 | WIDEN | West Virginia | QWEST COMMUNICATIONS COMPANY, LLC | CLEC | More |
| 701 | 337 | EMMET | North Dakota | RESERVATION TELEPHONE COOPERATIVE | IND. TELCO | More |
| 702 | 337 | LAS VEGAS | Nevada | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 703 | 337 | WASHINGTON | District of Columbia | TELEPORT COMMUNICATIONS GROUP, INC. - DC | CLEC | More |
| 704 | 337 | CHARLOTTE | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 705 | 337 | KAPUSKASING | Ontario | Northern Telephone Ltd. | IND. TELCO | More |
| 706 | 337 | FAIRMOUNT | Georgia | FRONTIER COMMUNICATIONS OF FAIRMOUNT, LLC | IND. TELCO | More |
| 707 | 337 | NAPA | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 708 | 337 | SCHAUMBURG | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 709 | 337 | ST BRIDES | Newfoundland | Aliant Telecom (NF) | IND. TELCO | More |
| 712 | 337 | WAHPETON | Iowa | QWEST CORPORATION | RBOC | More |
| 713 | 337 | HOUSTON | Texas | LOGIX COMMUNICATIONS CORPORATION - TX | CLEC | More |
| 714 | 337 | ANAHEIM | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 715 | 337 | EAGLE RIVER | Wisconsin | FRONTIER NORTH INC. - WI | IND. TELCO | More |
| 716 | 337 | NORTH COLLINS | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 717 | 337 | GETTYSBURG | Pennsylvania | UNITED TEL CO. OF PENNSYLVANIA DBA CENTURYLINK | IND. TELCO | More |
| 718 | 337 | NYCZ 13 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 719 | 337 | COLORADO SPRINGS | Colorado | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 720 | 337 | DENVER | Colorado | QWEST CORPORATION | RBOC | More |
| 724 | 337 | NEW KENSINGTON | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 727 | 337 | CLEARWATER | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 731 | 337 | HUMBOLDT | Tennessee | LEVEL 3 COMMUNICATIONS, LLC - TN | CLEC | More |
| 732 | 337 | EATONTOWN | New Jersey | TELCOVE INVESTMENT, LLC - NJ | CLEC | More |
| 734 | 337 | DETROIT | Michigan | BROADWING COMMUNICATIONS, LLC - MI | CLEC | More |
| 740 | 337 | TORONTO | Ohio | FIRST COMMUNICATIONS LLC DBA CORECOMM - OH | CLEC | More |
| 757 | 337 | NWPTNWSZN3 | Virginia | COX VIRGINIA TELCOM, INC. - VA | CLEC | More |
| 760 | 337 | EL CENTRO | California | PACIFIC BELL | RBOC | More |
| 763 | 337 | TWINCITIES | Minnesota | QWEST CORPORATION | RBOC | More |
| 765 | 337 | LAFAYETTE | Indiana | FRONTIER NORTH, INC. - IN | IND. TELCO | More |
| 770 | 337 | ATLANTA NORTHEAST | Georgia | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 772 | 337 | PORT ST. LUCIE | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 773 | 337 | CHICAGO ZONE | Illinois | ALLEGIANCE TELECOM, INC. - IL | CLEC | More |
| 774 | 337 | BREWSTER | Massachusetts | PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA | | More |
| 775 | 337 | RENO | Nevada | NEVADA BELL | RBOC | More |
| 780 | 337 | Lac La Biche | Alberta | Bell Mobility | WIRELESS PROV | More |
| 781 | 337 | WEYMOUTH | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 785 | 337 | HANOVER-HOLLENBERG | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 786 | 337 | MIAMI | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 787 | 337 | GUAYNABO | Puerto Rico | OPTIVON TELECOMMUNICATIONS SERVICES, INC. - PR | | More |
| 801 | 337 | SALT LAKE CITY | Utah | XO UTAH, INC. | CLEC | More |
| 802 | 337 | BRATTLEBORO | Vermont | MAINEPCS LLC | | More |
| 803 | 337 | RIDGEWAY | South Carolina | RIDGEWAY TELEPHONE CO., INC. | IND. TELCO | More |
| 804 | 337 | RICHMOND | Virginia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | WIRELESS PROV | More |
| 805 | 337 | CAMARILLO | California | SHELCOMM | | More |
| 806 | 337 | AMARILLO DRAKE | Texas | SOUTHWESTERN BELL | RBOC | More |
| 808 | 337 | KEKAHA | Hawaii | HAWAIIAN TELCOM, INC. - HI | IND. TELCO | More |
| 810 | 337 | WARREN | Michigan | COMCAST PHONE OF MICHIGAN, LLC - MI | CLEC | More |
| 812 | 337 | BLOOMINGTON | Indiana | AMERITECH INDIANA | RBOC | More |
| 813 | 337 | TAMPA | Florida | 365 WIRELESS, LLC | | More |
| 814 | 337 | MEADVILLE | Pennsylvania | WINDSTREAM PENNSYLVANIA, INC. | IND. TELCO | More |
| 815 | 337 | WOODSTOCK | Illinois | AMERITECH ILLINOIS | RBOC | More |
| 816 | 337 | KANSAS CITY | Missouri | GLOBAL CROSSING LOCAL SERVICES, INC.-MO | CLEC | More |
| 817 | 337 | KELLER | Texas | GTE-SW DBA VERIZON SW INC.-TX | IND. TELCO | More |
| 818 | 337 | LOS ANGELES - PAC W | California | PAC - WEST TELECOMM, INC. | CLEC | More |
| 819 | 337 | KANGIQSUALUJJUAQ | Quebec | Bell Canada | IND. TELCO | More |
| 828 | 337 | ASHEVILLE | North Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | WIRELESS PROV | More |
| 830 | 337 | UVALDE | Texas | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 831 | 337 | SAN JOSE | California | MCI WORLDCOM COMMUNICATIONS, INC., CA | CLEC | More |
| 832 | 337 | HOUSTON | Texas | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 843 | 337 | CHESTERFIELD | South Carolina | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 845 | 337 | POUGHKEPSI | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
| 847 | 337 | SCHAUMBURG | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 850 | 337 | DESTIN | Florida | NEWSOUTH COMMUNICATIONS, INC. DBA UNIVERSALCOM FL | CLEC | More |
| 856 | 337 | COLLINGSWOOD | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 857 | 337 | BROOKLINE | Massachusetts | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | WIRELESS PROV | More |
| 858 | 337 | LA JOLLA | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 859 | 337 | LEXINGTON | Kentucky | TCG OHIO - KY | CLEC | More |
| 859 | 337 | LEXINGTON | Kentucky | 365 WIRELESS, LLC | | More |
| 860 | 337 | HARTFORD | Connecticut | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 863 | 337 | LAKELAND | Florida | PEERLESS NETWORK OF FLORIDA, LLC - FL | | More |
| 864 | 337 | GAINESVILLE | South Carolina | SPRINT SPECTRUM L.P. | PCS | More |
| 865 | 337 | KNOXVILLE | Tennessee | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN | WIRELESS PROV | More |
| 870 | 337 | JOINER | Arkansas | SOUTHERN TELCOM NETWORK, INC. - AR | | More |
| 901 | 337 | MEMPHIS | Tennessee | POWERTEL MEMPHIS LICENSES, INC. | WIRELESS PROV | More |
| 902 | 337 | Musquodoboit Harbou | Nova Scotia | Bragg Communications Inc. | | More |
| 903 | 337 | DENISON | Texas | SOUTHWESTERN BELL | RBOC | More |
| 904 | 337 | JACKSONVL | Florida | SPRINT SPECTRUM L.P. | PCS | More |
| 905 | 337 | OAKVILLE | Ontario | Bell Canada | IND. TELCO | More |
| 906 | 337 | CALUMET | Michigan | AMERITECH MICHIGAN | RBOC | More |
| 907 | 337 | ANCHORAGE | Alaska | ACS OF ANCHORAGE, INC. | IND. TELCO | More |
| 908 | 337 | CRANFORD | New Jersey | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ | WIRELESS PROV | More |
| 909 | 337 | ARROWHEAD | California | VERIZON CALIFORNIA INC.-CA (GTE) | IND. TELCO | More |
| 910 | 337 | FAYETTEVILLE | North Carolina | AT&T LOCAL | CLEC | More |
| 912 | 337 | WAYCROSS | Georgia | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 914 | 337 | WCHZ 2 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 915 | 337 | ODESSA | Texas | SOUTHWESTERN BELL | RBOC | More |
| 916 | 337 | FOLSOM | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 917 | 337 | NEW YORK CITY ZONE | New York | SPRINT SPECTRUM L.P. | PCS | More |
| 918 | 337 | BARTLESVILLE | Oklahoma | SOUTHWESTERN BELL | RBOC | More |
| 919 | 337 | CARY | North Carolina | TCG OF THE CAROLINAS, INC. - NC | CLEC | More |
| 920 | 337 | DE PERE | Wisconsin | AMERITECH WISCONSIN | RBOC | More |
| 925 | 337 | FREMONT | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 928 | 337 | SAINT JOHNS | Arizona | CITIZENS TELECOM CO OF WHT MTNS INC. | IND. TELCO | More |
| 929 | 337 | NWYRCYZN06 | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
| 931 | 337 | NASHVILLE | Tennessee | SPRINT SPECTRUM L.P. | PCS | More |
| 936 | 337 | NEWWAVERLY | Texas | LEVEL 3 COMMUNICATIONS, LLC - TX | CLEC | More |
| 937 | 337 | ANSONIA | Ohio | UNITED TEL. CO. OF OHIO - CENTURYLINK | IND. TELCO | More |
| 939 | 337 | CANOVANAS | Puerto Rico | CENTENNIAL PUERTO RICO OPERATIONS CORP. - PR | CLEC | More |
| 940 | 337 | WICHITA FALLS | Texas | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 941 | 337 | FORT MYERS | Florida | EMBARQ FLORIDA, INC. DBA CENTURYLINK | IND. TELCO | More |
| 949 | 337 | IRVINE | California | SPRINT SPECTRUM L.P. | PCS | More |
| 951 | 337 | MORENO | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 954 | 337 | FORT LAUDERDALE | Florida | XO FLORIDA, INC. | CLEC | More |
| 956 | 337 | SAN ANTONIO | Texas | SPRINT SPECTRUM L.P. | PCS | More |
| 970 | 337 | EAGLE | Colorado | SAN ISABEL TELECOM, INC. | CLEC | More |
| 971 | 337 | CLACKAMAS | Washington | HUNTER CONSTRUCTION, INC. DBA HUNTER COMMS - OR | | More |
| 972 | 337 | DALLAS MIDCITIES | Texas | SOUTHWESTERN BELL | RBOC | More |
| 973 | 337 | NEWARK | New Jersey | AT&T LOCAL | CLEC | More |
| 978 | 337 | LOWELL | Massachusetts | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | WIRELESS PROV | More |
| 979 | 337 | BRENHAM | Texas | SOUTHWESTERN BELL | RBOC | More |
| 980 | 337 | CHARLOTTE | North Carolina | LEVEL 3 COMMUNICATIONS, LLC - NC | | More |
| 989 | 337 | WEIDMAN | Michigan | TELNET WORLDWIDE, INC. | CLEC | More |
|
