Area Code | Prefix | City/Switch Name (Click for city search) | State/Prov. Area Map | Telephone Company Web link | Telco Type | More Info |
|---|
| 201 | 665 | HACKENSACK | New Jersey | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 202 | 665 | WSHNGTNZN1 | District of Columbia | VERIZON WASHINGTON DC, INC. | RBOC | More |
| 203 | 665 | WILTON | Connecticut | PAETEC COMMUNICATIONS, LLC - CT | | More |
| 204 | 665 | MEDORA NAPINKA | Manitoba | MTS Inc. | IND. TELCO | More |
| 205 | 665 | MONTEVALLO | Alabama | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 206 | 665 | SEATTLE | Washington | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 207 | 665 | BRYANTPOND | Maine | OXFORD WEST TELEPHONE COMPANY | IND. TELCO | More |
| 208 | 665 | COERDALENE | Idaho | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | IND. TELCO | More |
| 209 | 665 | MANTECA | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 210 | 665 | SANANTONIO | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 212 | 665 | NWYRCYZN02 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 213 | 665 | LSAN DA 09 | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 214 | 665 | DALLAS | Texas | SOUTHWESTERN BELL | RBOC | More |
| 215 | 665 | PHLDLPHZN1 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 217 | 665 | BETHANY | Illinois | FRONTIER NORTH, INC. - IL | IND. TELCO | More |
| 218 | 665 | BENA | Minnesota | ARROWHEAD COMMUNICATIONS CORP. | IND. TELCO | More |
| 224 | 665 | WAUKEGAN | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 225 | 665 | DENHAM SPG | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 226 | 665 | Thornbury | Ontario | Rogers Communications Partnership (Cable) | | More |
| 229 | 665 | RICHLAND | Georgia | VONAGE AMERICA LLC | | More |
| 240 | 665 | BALTIMORE | Maryland | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WIRELESS PROV | More |
| 248 | 665 | SOUTHFIELD | Michigan | PHONE MICHIGAN - MI | CLEC | More |
| 250 | 665 | Saanich | British Columbia | Bell West Inc. | | More |
| 251 | 665 | MOBILE | Alabama | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 252 | 665 | HAVELOCK | North Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | WIRELESS PROV | More |
| 256 | 665 | HUNTSVILLE | Alabama | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AL | CLEC | More |
| 260 | 665 | ANGOLA | Indiana | FRONTIER NORTH, INC.. - IN | IND. TELCO | More |
| 262 | 665 | JACKSON | Wisconsin | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 267 | 665 | PHLDLPHZN2 | Pennsylvania | OMNIPOINT COMMUNICATIONS ENTERPRISES, LP | WIRELESS PROV | More |
| 269 | 665 | GALESBURG | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 270 | 665 | LA CENTER | Kentucky | BALLARD RURAL TEL. COOP. CORP., INC. | IND. TELCO | More |
| 281 | 665 | HOUSTON | Texas | CONSOLIDATED COMMUNICATIONS OF TEXAS COMPANY | IND. TELCO | More |
| 301 | 665 | HAGERSTOWN | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 302 | 665 | FREDERICA | Delaware | ONVOY, LLC - DE | | More |
| 303 | 665 | DENVER | Colorado | QWEST CORPORATION | RBOC | More |
| 304 | 665 | BELMONT | West Virginia | CITIZENS TEL CO OF WV DBA FRONTIER OF WV | IND. TELCO | More |
| 305 | 665 | MIAMI | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 306 | 665 | SASKATOON | Saskatchewan | SaskTel | IND. TELCO | More |
| 308 | 665 | CRAWFORD | Nebraska | QWEST CORPORATION | RBOC | More |
| 309 | 665 | BLOOMINGTN | Illinois | NUSO, LLC | | More |
| 310 | 665 | INGLEWOOD | California | PACIFIC BELL | RBOC | More |
| 312 | 665 | CHICGOZN01 | Illinois | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CAP | More |
| 313 | 665 | DETROITZN1 | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 314 | 665 | ST LOUIS | Missouri | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 315 | 665 | LYONS | New York | NORTHLAND NETWORKS, LTD. - NY | CLEC | More |
| 316 | 665 | WICHITA | Kansas | LEVEL 3 COMMUNICATIONS, LLC - KS | | More |
| 317 | 665 | INDIANAPLS | Indiana | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN | WIRELESS PROV | More |
| 318 | 665 | STERLINGTN | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 319 | 665 | NO LIBERTY | Iowa | SOUTH SLOPE COOP. TEL. CO., INC. | IND. TELCO | More |
| 323 | 665 | LSAN DA 02 | California | PACIFIC BELL | RBOC | More |
| 325 | 665 | ABILENE | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 330 | 665 | MONTROSE | Ohio | FRONTIER NORTH, INC. - OH | IND. TELCO | More |
| 334 | 665 | MOBILE | Alabama | BRIGHT HOUSE NTWS INFORMATION SVCS (ALABAMA) - AL | | More |
| 336 | 665 | GREENSBORO | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 346 | 665 | HOUSTON | Texas | TELEPORT COMMUNICATIONS AMERICA, LLC - TX | CAP | More |
| 347 | 665 | NWYRCYZN08 | New York | TC SYSTEMS, INC. - NY | CAP | More |
| 352 | 665 | GAINESVL | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 360 | 665 | LONG BEACH | Washington | CENTURYTEL OF WASHINGTON, INC. DBA CENTURYLINK | IND. TELCO | More |
| 401 | 665 | WOONSOCKET | Rhode Island | VERIZON NEW ENGLAND INC. | RBOC | More |
| 402 | 665 | CERESCO | Nebraska | WINDSTREAM NEBRASKA, INC. | IND. TELCO | More |
| 403 | 665 | CRAIGMYLE | Alberta | TELUS | IND. TELCO | More |
| 404 | 665 | ATLANTA | Georgia | ONVOY, LLC - GA | | More |
| 405 | 665 | WYNNEWOOD | Oklahoma | SOUTHWESTERN BELL | RBOC | More |
| 406 | 665 | HARDIN | Montana | QWEST CORPORATION | RBOC | More |
| 407 | 665 | SANFORD | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 408 | 665 | GILROY | California | METROPCS, INC. | | More |
| 409 | 665 | BEAUMONT | Texas | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 410 | 665 | PARKVILLE | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 412 | 665 | PTTSBGZON8 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 413 | 665 | SO DEERFLD | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 414 | 665 | MILWAUKZN1 | Wisconsin | WISCONSIN BELL INC | RBOC | More |
| 415 | 665 | SNFC MT-EV | California | PACIFIC BELL | RBOC | More |
| 416 | 665 | TORONTO | Ontario | Bell Canada | IND. TELCO | More |
| 417 | 665 | CASSVILLE | Missouri | CENTURYLINK COMMUNICATIONS, LLC | | More |
| 418 | 665 | LA MALBAIE | Quebec | Bell Canada | IND. TELCO | More |
| 419 | 665 | LINDSEY | Ohio | OHIO BELL TEL CO | RBOC | More |
| 423 | 665 | CHARLESTON | Tennessee | LEVEL 3 COMMUNICATIONS, LLC - TN | CLEC | More |
| 434 | 665 | LYNCHBURG | Virginia | UNITED STATES CELLULAR - VA | WIRELESS PROV | More |
| 435 | 665 | WENDOVER | Utah | SKYLINE TELECOM | IND. TELCO | More |
| 440 | 665 | CLEVELAND | Ohio | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | WIRELESS PROV | More |
| 443 | 665 | NANTICOKE | Maryland | CORE COMMUNICATIONS, INC.- MD | CLEC | More |
| 450 | 665 | ST VINCENT DE PAUL | Quebec | Bell Canada | IND. TELCO | More |
| 469 | 665 | DALLAS | Texas | SOUTHWESTERN BELL | RBOC | More |
| 470 | 665 | CONYERS | Georgia | VONAGE AMERICA LLC | | More |
| 479 | 665 | KINGSTON | Arkansas | MADISON COUNTY TEL. CO., INC. | IND. TELCO | More |
| 480 | 665 | PHOENIX | Arizona | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 484 | 665 | HAMBURG | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 501 | 665 | LITTLEROCK | Arkansas | COMMIO, LLC | | More |
| 502 | 665 | LOUISVILLE | Kentucky | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 503 | 665 | GRESHAM | Oregon | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | IND. TELCO | More |
| 504 | 665 | HOUMA | Louisiana | NEXTEL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 505 | 665 | LOS ALAMOS | New Mexico | QWEST CORPORATION | RBOC | More |
| 507 | 665 | LE SUEUR | Minnesota | QWEST CORPORATION | RBOC | More |
| 508 | 665 | FRAMINGHAM | Massachusetts | CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC | CLEC | More |
| 509 | 665 | WENATCHEE | Washington | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | IND. TELCO | More |
| 510 | 665 | OKLD BKLY | California | PACIFIC BELL | RBOC | More |
| 512 | 665 | SAN MARCOS | Texas | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 513 | 665 | CINCINNATI | Ohio | CINCINNATI BELL | IND. TELCO | More |
| 514 | 665 | Montreal | Quebec | TELUS Quebec | | More |
| 516 | 665 | NASSAUZN06 | New York | CABLEVISION LIGHTPATH, INC. - NY | CLEC | More |
| 517 | 665 | GAGETOWN | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 518 | 665 | MECHANICVL | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 519 | 665 | AYTON | Ontario | WIGHTMAN TELEPHONE LTD. | LEC | More |
| 520 | 665 | TUCSON | Arizona | QWEST CORPORATION | RBOC | More |
| 530 | 665 | WOODLAND | California | TELEPORT COMMUNICATIONS AMERICA, LLC - CA | CLEC | More |
| 540 | 665 | WINCHESTER | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 541 | 665 | CENTRAL PT | Oregon | QWEST CORPORATION | RBOC | More |
| 559 | 665 | CHOWCHILLA | California | PACIFIC BELL | RBOC | More |
| 561 | 665 | DELRAY BCH | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 562 | 665 | LA HABRA | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 564 | 665 | OCOSTA | Washington | TON80 COMMUNICATIONS, LLC | | More |
| 570 | 665 | TUNKHANNCK | Pennsylvania | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 571 | 665 | HERNDON | Virginia | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 573 | 665 | PAYNESVL | Missouri | ONVOY, LLC - MO | | More |
| 575 | 665 | LOS ALAMOS | New Mexico | RADIANTIQ LLC | | More |
| 580 | 665 | GLENCOE | Oklahoma | UNITED STATES CELLULAR - OK | WIRELESS PROV | More |
| 585 | 665 | OAKFIELD | New York | ONVOY SPECTRUM, LLC | | More |
| 586 | 665 | WARREN | Michigan | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 601 | 665 | JACKSON | Mississippi | CELLULAR SOUTH, INC. | WIRELESS PROV | More |
| 602 | 665 | PHOENIX | Arizona | QWEST CORPORATION | RBOC | More |
| 603 | 665 | MANCHESTER | New Hampshire | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | RBOC | More |
| 604 | 665 | VANCOUVER | British Columbia | TELUS | IND. TELCO | More |
| 605 | 665 | YANKTON | South Dakota | QWEST CORPORATION | RBOC | More |
| 606 | 665 | ASHLAND | Kentucky | INTER MOUNTAIN CABLE DBA MIKROTEC COMMUNICATIONS | CLEC | More |
| 608 | 665 | MADISON | Wisconsin | TDS METROCOM, INC. - WI | CLEC | More |
| 609 | 665 | ATLNTIC CY | New Jersey | OMNIPOINT COMMUNICATIONS ENTERPRISES, LP | WIRELESS PROV | More |
| 610 | 665 | PHPHSBZN29 | Pennsylvania | LEVEL 3 COMMUNICATIONS, LLC - PA | CLEC | More |
| 613 | 665 | North Augusta | Ontario | Fibernetics Corporation | | More |
| 614 | 665 | COLUMBUS | Ohio | PEERLESS NETWORK OF OHIO, LLC - OH | | More |
| 615 | 665 | NASHVILLE | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 616 | 665 | GALESBURG | Michigan | MICHIGAN BELL TEL CO - MI | RBOC | More |
| 617 | 665 | CAMBRIDGE | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 618 | 665 | LOUISVILLE | Illinois | WABASH TEL. COOP., INC. | IND. TELCO | More |
| 619 | 665 | SNDG SNDG | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 620 | 665 | HUTCHINSON | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 626 | 665 | COVINA | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 630 | 665 | WHEATON | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 631 | 665 | BAY SHORE | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 636 | 665 | OLD MONROE | Missouri | CENTURYTEL MISSOURI LLC (SOUTHWEST)DBA CENTURYLINK | | More |
| 641 | 665 | FAIRFIELD | Iowa | FARMERS TEL. CO. | IND. TELCO | More |
| 646 | 665 | NWYRCYZN01 | New York | CABLEVISION LIGHTPATH, INC. - NY | CLEC | More |
| 650 | 665 | PALO ALTO | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 651 | 665 | STPZ 2 | Minnesota | QWEST CORPORATION | RBOC | More |
| 657 | 665 | ANAHEIM | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 660 | 665 | KIRKSVILLE | Missouri | SOUTHWESTERN BELL | RBOC | More |
| 661 | 665 | BAKERSFIELD | California | PACIFIC BELL | RBOC | More |
| 662 | 665 | CORINTH | Mississippi | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 667 | 665 | HILLSBORO | Maryland | ONVOY SPECTRUM, LLC | | More |
| 678 | 665 | ATLANTA | Georgia | POWERTEL ATLANTA LICENSES, INC. | WIRELESS PROV | More |
| 701 | 665 | DEVILS LAKE | North Dakota | NORTH DAKOTA TELEPHONE CO. | IND. TELCO | More |
| 702 | 665 | LAS VEGAS | Nevada | ONVOY, LLC - NV | | More |
| 703 | 665 | RESTON | Virginia | LEVEL 3 COMMUNICATIONS, LLC - VA | CLEC | More |
| 704 | 665 | CHARLOTTE | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 705 | 665 | SUDBURY | Ontario | Bell Canada | IND. TELCO | More |
| 706 | 665 | TALBOTTON | Georgia | PUBLIC SERVICE TEL. CO. | IND. TELCO | More |
| 707 | 665 | COTATI | California | PACIFIC BELL | RBOC | More |
| 708 | 665 | OAK PARK | Illinois | LEVEL 3 COMMUNICATIONS, LLC - IL | CLEC | More |
| 709 | 665 | POOLS COVE | Newfoundland | Aliant Telecom (NF) | IND. TELCO | More |
| 712 | 665 | SAC CITY | Iowa | CORN BELT COMMUNICATIONS, INC. - IA | | More |
| 713 | 665 | HOUSTON MOHAWK | Texas | SOUTHWESTERN BELL | RBOC | More |
| 714 | 665 | TUSTIN | California | PACIFIC BELL | RBOC | More |
| 715 | 665 | KNAPP | Wisconsin | TELEPHONE USA OF WISCONSIN, LLC DBA CENTURYLINK | | More |
| 716 | 665 | JAMESTOWN | New York | WINDSTREAM NEW YORK, INC. - JAMESTOWN | IND. TELCO | More |
| 717 | 665 | MANHEIM | Pennsylvania | WINDSTREAM D&E, INC. | IND. TELCO | More |
| 718 | 665 | NYCZ 3 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 719 | 665 | LAKEGEORGE | Colorado | ONVOY, LLC - CO | | More |
| 720 | 665 | DENVER | Colorado | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | WIRELESS PROV | More |
| 724 | 665 | BELLE VERNON | Pennsylvania | CORE COMMUNICATIONS, INC. - PA | | More |
| 731 | 665 | RUTHERFORD | Tennessee | WEST TENNESSEE TEL. CO., INC. | IND. TELCO | More |
| 732 | 665 | FREEHOLD | New Jersey | COOPERATIVE COMMUNICATIONS, INC. | LOCAL RESELLER | More |
| 734 | 665 | ANN ARBOR | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 740 | 665 | MORRISTOWN | Ohio | ONVOY, LLC - OH | | More |
| 757 | 665 | PARKSLEY | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 760 | 665 | PARKER | Arizona | FRONTIER COMMUNICATIONS OF THE SOUTHWEST INC. - CA | | More |
| 762 | 665 | TALBOTTON | Georgia | CHARTER FIBERLINK - GEORGIA, LLC - GA | | More |
| 765 | 665 | DANA | Indiana | INDIANA BELL TEL CO INC | RBOC | More |
| 770 | 665 | ALPHARETTA | Georgia | SATELLINK PAGING, INC. | WIRELESS PROV | More |
| 773 | 665 | CHCZ 4 | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 774 | 665 | NORTON | Massachusetts | ONVOY SPECTRUM, LLC | | More |
| 775 | 665 | SILVER SPRINGS | Nevada | ONVOY, LLC - NV | | More |
| 778 | 665 | Fraser Lake | British Columbia | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
| 780 | 665 | EDMONTON | Alberta | Rogers Communications Partnership (Cable) | CLEC | More |
| 781 | 665 | MALDEN | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 785 | 665 | OVERBROOK | Kansas | UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK | IND. TELCO | More |
| 786 | 665 | MIAMI | Florida | METROPCS, INC. | | More |
| 787 | 665 | DORADO | Puerto Rico | WORLDNET TELECOMMUNICATIONS, INC. - PR | | More |
| 801 | 665 | SALT LAKE | Utah | FIRSTDIGITAL TELECOM, LLC - UT | | More |
| 802 | 665 | RUTLAND | Vermont | LIGHTSHIP TELECOM, LLC - VT | | More |
| 803 | 665 | COLUMBIA | South Carolina | SUNCOM DBA T-MOBILE USA | PCS | More |
| 804 | 665 | LYNCHBURG | Virginia | ONVOY, LLC - VA | | More |
| 805 | 665 | LSAN LA01 | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 806 | 665 | PAMPA | Texas | SOUTHWESTERN BELL | RBOC | More |
| 808 | 665 | NAPILI | Hawaii | HAWAIIAN TELCOM, INC. - HI | IND. TELCO | More |
| 810 | 665 | WARREN | Michigan | NEW CINGULAR WIRELESS PCS, LLC - MI | WIRELESS PROV | More |
| 812 | 665 | JASONVILLE | Indiana | INDIANA BELL TEL CO INC | RBOC | More |
| 813 | 665 | ZEPHYRHILS | Florida | INVOXIO INCORPORATED | | More |
| 814 | 665 | CORRY | Pennsylvania | VERIZON NORTH, INC. - PA | IND. TELCO | More |
| 815 | 665 | OTTAWA | Illinois | RCN TELECOM SERVICES OF ILLINIOS, INC. - IL | CLEC | More |
| 816 | 665 | INDEPENDENCE | Missouri | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 817 | 665 | DALLAS (ALLEGIANCE) | Texas | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 818 | 665 | LOS ANGELES | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 819 | 665 | HULL | Quebec | Bell Mobility | WIRELESS PROV | More |
| 828 | 665 | ENKA-CANDLER | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 830 | 665 | DEVINE | Texas | SOUTHWESTERN BELL | RBOC | More |
| 831 | 665 | SALINAS | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
| 832 | 665 | HOUSTON | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 843 | 665 | FLORENCE | South Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 845 | 665 | MONTICELLO | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 847 | 665 | NORTHBROOK | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 850 | 665 | MILTON | Florida | LEVEL 3 COMMUNICATIONS, LLC - FL | CLEC | More |
| 856 | 665 | MERCHANTVILLE | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 858 | 665 | LA JOLLA | California | TON80 COMMUNICATIONS, LLC | | More |
| 860 | 665 | NEWINGTON | Connecticut | SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT | IND. TELCO | More |
| 863 | 665 | LAKELAND | Florida | FRONTIER FLORIDA LLC DBA FRONTIER COMM OF FLORIDA | IND. TELCO | More |
| 864 | 665 | SIMPSONVL | South Carolina | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - SC | CLEC | More |
| 870 | 665 | EL DORADO | Arkansas | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 901 | 665 | MEMPHIS | Tennessee | US LEC OF TENNESSEE, INC. | CLEC | More |
| 902 | 665 | BRIDGETOWN | Nova Scotia | Aliant Telecom (NS) | IND. TELCO | More |
| 903 | 665 | JEFFERSON | Texas | SOUTHWESTERN BELL | RBOC | More |
| 904 | 665 | JACKSONVILLE | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 905 | 665 | WHITBY | Ontario | Bell Canada | IND. TELCO | More |
| 907 | 665 | COUNCIL | Alaska | MUKLUK TEL. CO., INC. | IND. TELCO | More |
| 908 | 665 | SUMMIT | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 909 | 665 | RIVERSIDE | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
| 910 | 665 | WALLACE | North Carolina | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC | CLEC | More |
| 912 | 665 | SAVANNAH | Georgia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | WIRELESS PROV | More |
| 914 | 665 | WCHZ 2 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 915 | 665 | ABILENE | Texas | NEW CINGULAR WIRELESS PCS, LCC - TX | WIRELESS PROV | More |
| 916 | 665 | MEADOWVIEW | California | CITIZENS TELECOM CA. DBA FRONTIER COM OF CA | IND. TELCO | More |
| 917 | 665 | NEW YORK CITY ZONE | New York | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 918 | 665 | TULSA | Oklahoma | SOUTHWESTERN BELL | RBOC | More |
| 919 | 665 | RALEIGH | North Carolina | YMAX COMMUNICATIONS CORP. - NC | | More |
| 920 | 665 | GREEN BAY | Wisconsin | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 925 | 665 | OAKLAND | California | MATRIX TELECOM, LLC. S/I/I TNCI - CA | CLEC | More |
| 928 | 665 | GRANDCNYON | Arizona | TON80 COMMUNICATIONS, LLC | | More |
| 929 | 665 | NWYRCYZN08 | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 937 | 665 | VANDALIA | Ohio | CINCINNATI BELL EXTENDED TERRITORIES LLC - OH | | More |
| 938 | 665 | TALLADEGA | Alabama | TON80 COMMUNICATIONS, LLC | | More |
| 940 | 665 | GAINESVILLE | Texas | SOUTHWESTERN BELL | RBOC | More |
| 949 | 665 | IRVINE | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 951 | 665 | HEMT SNJC | California | LEVEL 3 TELECOM OF CALIFORNIA, LP - CA | CLEC | More |
| 954 | 665 | DEERFIELD BEACH | Florida | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 956 | 665 | EDINBURG | Texas | SOUTHWESTERN BELL | RBOC | More |
| 970 | 665 | RIFLE | Colorado | QWEST CORPORATION | RBOC | More |
| 972 | 665 | DALLAS (ALLEGIANCE) | Texas | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 973 | 665 | SUMMIT | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 978 | 665 | FITCHBURG | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 979 | 665 | HOUSTON | Texas | COMCAST IP PHONE, LLC | | More |
| 985 | 665 | HOUMA | Louisiana | VOICESTREAM GSM I, LLC | | More |
| 989 | 665 | GAGETOWN | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
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