Area
Code | Prefix | City/Switch Name
(Click for city search) | State/Prov.
Area Map | Telephone Company
Web link | Telco
Type | More
Info |
|---|
| 201 | 323 | MORRISTOWN | New Jersey | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 202 | 323 | WSHNGTNZN1 | District of Columbia | VERIZON WASHINGTON, DC INC. | RBOC | More |
| 203 | 323 | STAMFORD | Connecticut | SOUTHERN NEW ENGLAND TELEPHONE CO. | IND. TELCO | More |
| 204 | 323 | BROCHET | Manitoba | MTS Inc. | IND. TELCO | More |
| 205 | 323 | BIRMINGHAM | Alabama | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 206 | 323 | SEATTLE | Washington | QWEST CORPORATION | RBOC | More |
| 207 | 323 | BELFAST | Maine | BELL ATLANTIC NYNEX MOBILE | WIRELESS PROV | More |
| 208 | 323 | BOISE | Idaho | QWEST CORPORATION | RBOC | More |
| 209 | 323 | STOCKTON | California | 365 WIRELESS, LLC | | More |
| 210 | 323 | SANANTONIO | Texas | SOUTHWESTERN BELL | RBOC | More |
| 212 | 323 | NWYRCYZN01 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 214 | 323 | DALLAS | Texas | GRANDE COMMUNICATIONS NETWORKS, INC. - TX | CLEC | More |
| 215 | 323 | PHPHSBZN39 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 216 | 323 | CLEVELAND | Ohio | SPRINT SPECTRUM L.P. | PCS | More |
| 217 | 323 | BEARDSTOWN | Illinois | AMERITECH ILLINOIS | RBOC | More |
| 218 | 323 | ISABELLA | Minnesota | CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN | | More |
| 219 | 323 | CROWNPOINT | Indiana | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 224 | 323 | ARLIGTNHTS | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 225 | 323 | DONALDSNVL | Louisiana | AT&T LOCAL | CLEC | More |
| 226 | 323 | Drumbo | Ontario | Execulink Telecom Inc. | IND. TELCO | More |
| 228 | 323 | GULFPORT | Mississippi | SPRINT SPECTRUM L.P. | PCS | More |
| 229 | 323 | VALDOSTA | Georgia | CITY OF THOMASVILLE | CLEC | More |
| 231 | 323 | EASTJORDAN | Michigan | LUCRE, INC. | CLEC | More |
| 234 | 323 | APPLECREEK | Ohio | SUPER-NET, INC. - OH | | More |
| 240 | 323 | EMMITSBURG | Maryland | CORE COMMUNICATIONS, INC. - MD | CLEC | More |
| 248 | 323 | PONTIAC | Michigan | AMERICAN MESSAGING (AM), INC. | | More |
| 250 | 323 | Cedar | British Columbia | Shaw Telecom Inc. | | More |
| 251 | 323 | MAGNOLISPG | Alabama | SPRINT COMMUNICATIONS COMPANY, L.P. - AL | CLEC | More |
| 252 | 323 | GREENVILLE | North Carolina | INTERMEDIA COMMUNICATIONS INC. - NC | CLEC | More |
| 253 | 323 | TACOMA | Washington | ONVOY, LLC - WA | | More |
| 254 | 323 | EDDY | Texas | BROADVOX-CLEC, LLC - TX | | More |
| 256 | 323 | HUNTSVILLE | Alabama | SPRINT SPECTRUM L.P. | PCS | More |
| 260 | 323 | SALAMONIA | Indiana | LEVEL 3 COMMUNICATIONS, LLC - IN | CLEC | More |
| 262 | 323 | NEWBURG | Wisconsin | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 267 | 323 | PHLDLPHZN3 | Pennsylvania | NETCARRIER TELECOM, INC. - PA | | More |
| 269 | 323 | KALAMAZOO | Michigan | AMERITECH MICHIGAN | RBOC | More |
| 270 | 323 | ELIZABTHTN | Kentucky | AMERICAN MESSAGING (AM), INC. | | More |
| 276 | 323 | APPALACHIA | Virginia | BANDWIDTH.COM CLEC, LLC - VA | | More |
| 281 | 323 | SPRING | Texas | SOUTHWESTERN BELL | RBOC | More |
| 289 | 323 | Brampton | Ontario | Distributel | | More |
| 301 | 323 | LAUREL236 | Maryland | TW TELECOM OF MARYLAND LLC - MD | CLEC | More |
| 302 | 323 | NEW CASTLE | Delaware | VERIZON DELAWARE, INC. | RBOC | More |
| 303 | 323 | DENVER | Colorado | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 304 | 323 | BLUEFIELD | West Virginia | CITIZENS TELECOMMUNICATIONS CO OF WEST VIRGINIA | IND. TELCO | More |
| 305 | 323 | MIAMI | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 306 | 323 | ARCHERWILL | Saskatchewan | SaskTel | IND. TELCO | More |
| 307 | 323 | FARSON | Wyoming | CONTACT COMMUNICATIONS, INC. - WYOMING | CLEC | More |
| 309 | 323 | PEORIA | Illinois | BANDWIDTH.COM CLEC, LLC - IL | | More |
| 310 | 323 | CMTN GRDN | California | PACIFIC BELL | RBOC | More |
| 312 | 323 | CHICGOZN01 | Illinois | AMERICAN MESSAGING (AM), INC. | | More |
| 313 | 323 | DETROITZN6 | Michigan | AMERITECH MICHIGAN | RBOC | More |
| 314 | 323 | LADUE | Missouri | SPRINT SPECTRUM L.P. | PCS | More |
| 315 | 323 | MADRID | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
| 316 | 323 | EL DORADO | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 317 | 323 | MAXWELL | Indiana | HANCOCK RURAL TELEPHONE CORP. DBA NINESTAR CONNECT | IND. TELCO | More |
| 318 | 323 | MONROE | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 319 | 323 | VAN HORNE | Iowa | VAN HORNE COOPERATIVE TELEPHONE COMPANY | IND. TELCO | More |
| 320 | 323 | PINE CITY | Minnesota | XO MINNESOTA, LLC | CLEC | More |
| 321 | 323 | COCOABEACH | Florida | TW TELECOM OF FLORIDA L/P. - FL | CLEC | More |
| 330 | 323 | CANTON | Ohio | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | WIRELESS PROV | More |
| 334 | 323 | MONTGOMERY | Alabama | TW TELECOM OF ALABAMA LLC - AL | CLEC | More |
| 336 | 323 | GREENSBORO | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 337 | 323 | OPELOUSAS | Louisiana | DELTACOM, INC. - LA | CLEC | More |
| 347 | 323 | NWYRCYZN03 | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 352 | 323 | LEESBURG | Florida | EMBARQ FLORIDA, INC. DBA CENTURYLINK | IND. TELCO | More |
| 360 | 323 | OAK HARBOR | Washington | PAC - WEST TELECOMM, INC. - WA | CLEC | More |
| 361 | 323 | KINGSVILLE | Texas | VTX TELECOM, LLC - TX | | More |
| 385 | 323 | PLEASATGRV | Utah | BANDWIDTH.COM CLEC, LLC - UT | | More |
| 386 | 323 | DAYTONABCH | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 401 | 323 | PROVIDENCE | Rhode Island | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 402 | 323 | LINCOLN | Nebraska | WINDSTREAM NEBRASKA, INC. | IND. TELCO | More |
| 403 | 323 | GIROUXVILLE | Alberta | TELUS Mobility | CAP | More |
| 404 | 323 | ATLANTA | Georgia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | WIRELESS PROV | More |
| 405 | 323 | OKLA CITY | Oklahoma | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OK | | More |
| 406 | 323 | ROUNDUP | Montana | MID-RIVERS TELEPHONE COOPERATIVE, INC. | IND. TELCO | More |
| 407 | 323 | SANFORD | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 408 | 323 | SNJS SOUTH | California | PACIFIC BELL | RBOC | More |
| 409 | 323 | BAY CITY | Texas | SOUTHWESTERN BELL - TX | RBOC | More |
| 410 | 323 | BALTIMORE | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 412 | 323 | PTTSBGZON1 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 413 | 323 | BELCHERTN | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 414 | 323 | MILWAUKZN1 | Wisconsin | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 415 | 323 | NICASIO | California | O1 COMMUNICATIONS, INC. - CA | CLEC | More |
| 416 | 323 | TORONTO | Ontario | Bell Canada | IND. TELCO | More |
| 417 | 323 | ASH GROVE | Missouri | WINDSTREAM NUVOX MISSOURI INC. - MO | CLEC | More |
| 418 | 323 | RIVIERE A PIERRE | Quebec | TELUS Quebec | IND. TELCO | More |
| 419 | 323 | TOLEDO | Ohio | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 423 | 323 | BLOUNTVL | Tennessee | UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN | IND. TELCO | More |
| 425 | 323 | ISSAQUAH | Washington | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 438 | 323 | Montreal | Quebec | Bell Mobility | WIRELESS PROV | More |
| 440 | 323 | ELYRIA | Ohio | WINDSTREAM OHIO, INC. | IND. TELCO | More |
| 443 | 323 | SHARPTOWN | Maryland | CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD | CLEC | More |
| 450 | 323 | St-Eustache | Quebec | ISP Telecom | CLEC | More |
| 469 | 323 | GRANDPRARI | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 475 | 323 | NEWTOWN | Connecticut | OMNIPOINT COMMUNICATIONS, INC. - CT | WIRELESS PROV | More |
| 478 | 323 | MILLEN | Georgia | REIGNMAKER TELECOM, INC. - GA | | More |
| 479 | 323 | GRAVETTE | Arkansas | SBC INTERNET SERVICES, INC. | | More |
| 480 | 323 | PHOENIX | Arizona | QWEST CORPORATION | RBOC | More |
| 484 | 323 | PHPHSBZN28 | Pennsylvania | BROADWING COMMUNICATIONS, LLC - PA | CLEC | More |
| 501 | 323 | GRIFFITHVL | Arkansas | CENTURYTEL CENTRAL ARKANSAS, LLC DBA CENTURYLINK | | More |
| 503 | 323 | PORTLAND | Oregon | QWEST CORPORATION | RBOC | More |
| 504 | 323 | NEWORLEANS | Louisiana | LEVEL 3 COMMUNICATIONS, LLC - LA | | More |
| 505 | 323 | ALBUQURQUE | New Mexico | QWEST CORPORATION | RBOC | More |
| 506 | 323 | Woodstock | New Brunswick | Aliant Telecom (Mobility) | | More |
| 507 | 323 | FARIBAULT | Minnesota | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MN | | More |
| 508 | 323 | MARLBORO | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 509 | 323 | SPOKANE | Washington | QWEST CORPORATION | RBOC | More |
| 510 | 323 | RICHMOND | California | XO CALIFORNIA, INC. | CLEC | More |
| 512 | 323 | AUSTIN | Texas | SOUTHWESTERN BELL | RBOC | More |
| 513 | 323 | SHANDON | Ohio | GLOBAL CROSSING LOCAL SERVICES, INC.-OH | CLEC | More |
| 514 | 323 | MONTREAL | Quebec | Bell Canada | IND. TELCO | More |
| 515 | 323 | DES MOINES | Iowa | QWEST CORPORATION | RBOC | More |
| 516 | 323 | GREENPORT | New York | BANDWIDTH.COM CLEC, LLC - NY | | More |
| 517 | 323 | LANSING | Michigan | AMERITECH MICHIGAN | RBOC | More |
| 518 | 323 | SARANAC LK | New York | MID-HUDSON COMMUNICATIONS, INC. | CLEC | More |
| 519 | 323 | MOUNT FOREST | Ontario | Bell Canada | IND. TELCO | More |
| 520 | 323 | TUCSON | Arizona | QWEST CORPORATION | RBOC | More |
| 530 | 323 | COLFAX | California | PAC - WEST TELECOMM, INC. | CLEC | More |
| 540 | 323 | WINCHESTER | Virginia | VIRGINIA PCS ALLIANCE, L.C. | WIRELESS PROV | More |
| 541 | 323 | BEND | Oregon | AUTOMOTIVE EXPERTS GRP INC. DBA BEND DATA CTR - OR | | More |
| 559 | 323 | CLOVIS | California | PACIFIC BELL | RBOC | More |
| 561 | 323 | DEERFIELD BEACH | Florida | XO FLORIDA, INC. | CLEC | More |
| 563 | 323 | DAVENPORT | Iowa | QWEST CORPORATION | RBOC | More |
| 567 | 323 | ADARIO | Ohio | QWEST COMMUNICATIONS COMPANY, LLC | CLEC | More |
| 570 | 323 | WILLIAMSPT | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 571 | 323 | HERNDON | Virginia | CAVALIER TELEPHONE, LLC | CLEC | More |
| 573 | 323 | VAN BUREN | Missouri | SPECTRA COMMUNICATIONS GROUP LLC DBA CENTURYLINK | | More |
| 574 | 323 | SOUTH BEND | Indiana | AT&T LOCAL | CLEC | More |
| 575 | 323 | ALBUQUERQUE | New Mexico | VALU TEL COMMUNICATIONS, INC. - NM | | More |
| 580 | 323 | CLINTON | Oklahoma | SOUTHWESTERN BELL | RBOC | More |
| 581 | 323 | Ste-Anne-de-Portneu | Quebec | Videotron General Partnership | CLEC | More |
| 585 | 323 | ROCHESTER | New York | FRONTIER TELEPHONE OF ROCHESTER INC | IND. TELCO | More |
| 586 | 323 | UTICA | Michigan | AMERITECH MICHIGAN | RBOC | More |
| 587 | 323 | Calgary | Alberta | Iristel Inc. | | More |
| 601 | 323 | LAUREL | Mississippi | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 602 | 323 | PHOENIX | Arizona | QWEST CORPORATION | RBOC | More |
| 603 | 323 | TAMWORTH | New Hampshire | NO NEW ENGLAND TEL OP DBA FAIRPOINT COMM - NH | RBOC | More |
| 604 | 323 | VANCOUVER | British Columbia | TELUS | IND. TELCO | More |
| 605 | 323 | SIOUX FLS | South Dakota | QWEST CORPORATION | RBOC | More |
| 607 | 323 | MAINE | New York | TW TELECOM OF NEW YORK L.P. - NY | CLEC | More |
| 608 | 323 | ARCADIA | Wisconsin | CENTURYTEL CENTRAL WISCONSIN LLC DBA CENTURYLINK | | More |
| 609 | 323 | EWING | New Jersey | ATX TELECOMMUNICATIONS SERVICES, LTD | | More |
| 610 | 323 | POTTSTOWN | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 612 | 323 | TWINCITIES | Minnesota | AERIAL COMMUNICATIONS | WIRELESS PROV | More |
| 613 | 323 | Ottawa-Hull | Ontario | Bell Mobility | WIRELESS PROV | More |
| 614 | 323 | COLUMBUS | Ohio | SPRINT SPECTRUM L.P. | PCS | More |
| 615 | 323 | PORTLAND | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 616 | 323 | PORTAGE | Michigan | ONVOY, INC. - MI | | More |
| 617 | 323 | JAMAICA PL | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 618 | 323 | IUKA | Illinois | AMERITECH ILLINOIS | RBOC | More |
| 619 | 323 | EL CAJON | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
| 620 | 323 | LINCOLNVL | Kansas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KS | WIRELESS PROV | More |
| 630 | 323 | HINSDALE | Illinois | AMERITECH ILLINOIS | RBOC | More |
| 631 | 323 | GREENPORT | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 636 | 323 | ANTONIA | Missouri | LEVEL 3 COMMUNICATIONS, LLC - MO | CLEC | More |
| 641 | 323 | NORTHWOOD | Iowa | WINNEBAGO COOPERATIVE TELEPHONE ASSOCIATION - IA | CLEC | More |
| 646 | 323 | NEW YORK CITY ZONE | New York | SPRINT SPECTRUM L.P. | PCS | More |
| 650 | 323 | PALO ALTO | California | PACIFIC BELL | RBOC | More |
| 651 | 323 | MINNEAPOLIS | Minnesota | TCG MINNESOTA, INC. | CLEC | More |
| 660 | 323 | BRASHEAR | Missouri | MARK TWAIN RURAL TELEPHONE CO. | IND. TELCO | More |
| 661 | 323 | BAKERSFIELD | California | PACIFIC BELL | RBOC | More |
| 662 | 323 | STARKVILLE | Mississippi | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 678 | 323 | ATLANTA | Georgia | US LEC OF GEORGIA, INC. | CLEC | More |
| 681 | 323 | BLUEFIELD | West Virginia | CITIZENS TELECOMMUNICATIONS CO OF WEST VIRGINIA | IND. TELCO | More |
| 682 | 323 | FORT WORTH | Texas | SPRINT SPECTRUM L.P. | PCS | More |
| 701 | 323 | BISMARCK | North Dakota | QWEST CORPORATION | RBOC | More |
| 702 | 323 | LAS VEGAS | Nevada | TW TELECOM OF NEVADA LLC - NV | CLEC | More |
| 703 | 323 | BRADDOCK | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 704 | 323 | CHARLOTTE | North Carolina | JCM NETWORKING, INC. DBA SOUTHERN LEC - NC | | More |
| 705 | 323 | ORILLIA | Ontario | Bell Canada | IND. TELCO | More |
| 706 | 323 | COLUMBUS | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 707 | 323 | SANTA ROSA | California | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 708 | 323 | CHICAGO | Illinois | BROADWING COMMUNICATIONS, LLC - IL | CLEC | More |
| 709 | 323 | Harbour Breton | Newfoundland | Aliant Telecom (Mobility) | | More |
| 712 | 323 | COUNCIL BLUFFS | Iowa | QWEST CORPORATION | RBOC | More |
| 713 | 323 | HOUSTON | Texas | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 714 | 323 | ANAHEIM | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 715 | 323 | WISCOSNRPD | Wisconsin | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 716 | 323 | ROCHESTER | New York | FRONTIER TELEPHONE OF ROCHESTER INC | IND. TELCO | More |
| 717 | 323 | MTHOLLYSPG | Pennsylvania | ADELPHIA BUSINESS SOLUTIONS OF HARRISBURG, INC. | CLEC | More |
| 718 | 323 | NYCZ 10 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 719 | 323 | COLORDOSPG | Colorado | TW TELECOM OF COLORADO LLC - CO | CLEC | More |
| 720 | 323 | DENVER | Colorado | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 724 | 323 | UNIONTOWN (FAYETTE) | Pennsylvania | SPRINT SPECTRUM L.P. | PCS | More |
| 727 | 323 | SAINT PETERSBURG | Florida | VERIZON FLORIDA INC. | IND. TELCO | More |
| 731 | 323 | MILLEDGEVL | Tennessee | SPRINT COMMUNICATIONS COMPANY, L.P. - TN | CLEC | More |
| 732 | 323 | LAKEHURST | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 734 | 323 | ANN ARBOR | Michigan | SPRINT SPECTRUM L.P. | PCS | More |
| 740 | 323 | NEWARK | Ohio | WINDSTREAM OHIO, INC. | IND. TELCO | More |
| 754 | 323 | FTLAUDERDL | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 757 | 323 | NORFOLK ZONE 2 | Virginia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | WIRELESS PROV | More |
| 760 | 323 | PALM SPRINGS | California | VERIZON CALIFORNIA INC.-CA (GTE) | IND. TELCO | More |
| 762 | 323 | LAGRANGE | Georgia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | WIRELESS PROV | More |
| 763 | 323 | ANOKA | Minnesota | QWEST CORPORATION | RBOC | More |
| 765 | 323 | INDIANAPOLIS | Indiana | LEVEL 3 COMMUNICATIONS, LLC - IN | CLEC | More |
| 770 | 323 | PANOLA | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 772 | 323 | DEERFIELD BEACH | Florida | SPRINT SPECTRUM L.P. | PCS | More |
| 773 | 323 | CHICAGO ZONE 1 | Illinois | AMERICAN MESSAGING (AM), INC. | | More |
| 774 | 323 | BREWSTER | Massachusetts | LEVEL 3 COMMUNICATIONS, LLC - MA | CLEC | More |
| 775 | 323 | RENO | Nevada | NEVADA BELL | RBOC | More |
| 778 | 323 | Vancouver | British Columbia | Fido Solutions Inc. | | More |
| 780 | 323 | GIROUXVILLE | Alberta | TELUS | IND. TELCO | More |
| 781 | 323 | BOSTON | Massachusetts | GLOBAL CROSSING LOCAL SERVICES, INC.-MA | CLEC | More |
| 785 | 323 | MANHATTAN | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 786 | 323 | NORTH DADE | Florida | DELTACOM, INC. - FL | CLEC | More |
| 787 | 323 | TRUJILLO ALTO | Puerto Rico | PUERTO RICO TELCO DBA VERIZON WIRELESS PUERTO RICO | WIRELESS PROV | More |
| 801 | 323 | SALT LAKE CITY | Utah | QWEST CORPORATION | RBOC | More |
| 802 | 323 | WHITE RIVER JUNCTIO | Vermont | AT&T LOCAL | CLEC | More |
| 803 | 323 | ROCK HILL | South Carolina | ROCK HILL TELEPHONE CO. | IND. TELCO | More |
| 804 | 323 | RICHMOND | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 805 | 323 | LSAN LA01 | California | O1 COMMUNICATIONS, INC. - CA | CLEC | More |
| 806 | 323 | CANADIAN | Texas | SOUTHWESTERN BELL | RBOC | More |
| 808 | 323 | KEALAKEKUA | Hawaii | HAWAIIAN TELCOM, INC. - HI | IND. TELCO | More |
| 812 | 323 | BLOOMINGTON | Indiana | AMERITECH INDIANA | RBOC | More |
| 813 | 323 | TAMPA CENTRAL | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 814 | 323 | ERIE | Pennsylvania | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 815 | 323 | CHICAGO | Illinois | LEVEL 3 COMMUNICATIONS, LLC - IL | CLEC | More |
| 817 | 323 | DALLAS MIDCITIES | Texas | SOUTHWESTERN BELL | RBOC | More |
| 818 | 323 | VAN NUYS | California | AMERICAN MESSAGING SERVICES, LLC | WIRELESS PROV | More |
| 819 | 323 | ST AGATHE | Quebec | Bell Canada | IND. TELCO | More |
| 828 | 323 | HICKORY | North Carolina | CENTRAL TEL. CO. OF NORTH CAROLINA DBA CENTURYLINK | IND. TELCO | More |
| 830 | 323 | SAN ANTONIO | Texas | TEX-LINK COMMUNICATIONS, INC. - TX | CLEC | More |
| 832 | 323 | HOUSTON | Texas | TIME WARNER COMMUNICATIONS OF HOUSTON, L.P. | CLEC | More |
| 843 | 323 | NORTH CHARLESTON | South Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 845 | 323 | WHITE PLAINS | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
| 847 | 323 | NORTHBROOK | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 850 | 323 | FORT WALTON BEACH | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 856 | 323 | CAMDEN | New Jersey | TCG NEW JERSEY, INC. - NJ | CLEC | More |
| 857 | 323 | CHELSEA | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 859 | 323 | LEXINGTON U.K. | Kentucky | WINDSTREAM KENTUCKY EAST, INC. - LEXINGTON | | More |
| 860 | 323 | HARTFORD | Connecticut | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 864 | 323 | GREENWOOD | South Carolina | GENESIS TELECOMMUNICATIONS, LLC - SC | | More |
| 865 | 323 | KNOXVILLE | Tennessee | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 870 | 323 | CORNING | Arkansas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 901 | 323 | MEMPHIS | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 902 | 323 | Inverness | Nova Scotia | Aliant Telecom (Mobility) | | More |
| 903 | 323 | LONGVIEW GREGGTON | Texas | SOUTHWESTERN BELL | RBOC | More |
| 904 | 323 | JACKSONVL | Florida | SPRINT SPECTRUM L.P. | PCS | More |
| 905 | 323 | ST CATHARINES THORO | Ontario | Bell Canada | IND. TELCO | More |
| 906 | 323 | MICHIGAMME | Michigan | AMERITECH MICHIGAN | RBOC | More |
| 907 | 323 | DRY CREEK | Alaska | ALASKA TELEPHONE COMPANY | IND. TELCO | More |
| 908 | 323 | UNIONVILLE (UNION) | New Jersey | QWEST COMMUNICATIONS COMPANY, LLC | CLEC | More |
| 909 | 323 | RIVERSIDE | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 910 | 323 | FAYETTEVILLE MCGILV | North Carolina | CAROLINA TEL AND TEL CO., LLC DBA CENTURYLINK | IND. TELCO | More |
| 912 | 323 | VALDOSTA | Georgia | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 913 | 323 | OVERLAND PARK | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 914 | 323 | WHITE PLAINS | New York | TELEPORT COMMUNICATIONS GROUP - NY | CAP | More |
| 916 | 323 | SACRAMENTO | California | PACIFIC BELL | RBOC | More |
| 917 | 323 | NEW YORK CITY ZONE | New York | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 918 | 323 | VINITA | Oklahoma | SOUTHWESTERN BELL | RBOC | More |
| 919 | 323 | DURHAM | North Carolina | LEVEL 3 COMMUNICATIONS, LLC - NC | | More |
| 920 | 323 | MANITOWOC | Wisconsin | NEW CELL, INC. DBA CELLCOM | WIRELESS PROV | More |
| 925 | 323 | WALNUT CREEK | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 928 | 323 | LKMHVRNCHS | Arizona | LEVEL 3 COMMUNICATIONS, LLC - AZ | | More |
| 929 | 323 | NWYRCYZN03 | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 931 | 323 | SPRING HILL | Tennessee | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 937 | 323 | SPRINGFIELD | Ohio | AMERITECH OHIO | RBOC | More |
| 940 | 323 | DENTON | Texas | GTE-SW DBA VERIZON SW INC.-TX | IND. TELCO | More |
| 941 | 323 | SARASOTA | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 951 | 323 | RIVERSIDE | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 954 | 323 | MIAMI | Florida | XO FLORIDA, INC. | CLEC | More |
| 956 | 323 | LAREDO | Texas | SOUTHWESTERN BELL | RBOC | More |
| 970 | 323 | OLATHE | Colorado | QWEST CORPORATION | RBOC | More |
| 972 | 323 | CARROLLTON | Texas | GTE-SW DBA VERIZON SW INC.-TX | IND. TELCO | More |
| 973 | 323 | NEWARK | New Jersey | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 978 | 323 | LOWELL | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 979 | 323 | BAY CITY | Texas | SOUTHWESTERN BELL | RBOC | More |
| 980 | 323 | ALBEMARLE | North Carolina | TIME WARNER COMMUNICATIONS AXS - NC - CHARLOTTE | CLEC | More |
| 989 | 323 | CHESANING | Michigan | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | WIRELESS PROV | More |
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