Area
Code | Prefix | City/Switch Name
(Click for city search) | State/Prov.
Area Map | Telephone Company
Web link | Telco
Type | More
Info |
|---|
| 201 | 620 | BAYONNE | New Jersey | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 202 | 620 | WSHNGTNZN1 | District of Columbia | REDI-CALL COMMUNICATIONS CO. | WIRELESS PROV | More |
| 203 | 620 | DARIEN | Connecticut | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT | CAP | More |
| 204 | 620 | THE PAS | Manitoba | MTS Inc. | | More |
| 205 | 620 | ALABASTER | Alabama | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 206 | 620 | SEATTLE | Washington | VONAGE AMERICA LLC | | More |
| 207 | 620 | AUGUSTA | Maine | MID-MAINE TELPLUS DBA MID-MAINE COMMUNICATIONS | CLEC | More |
| 208 | 620 | COERDALENE | Idaho | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 209 | 620 | TURLOCK | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 210 | 620 | SANANTONIO | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 212 | 620 | NWYRCYZN01 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 213 | 620 | LSAN DA 01 | California | PACIFIC BELL | RBOC | More |
| 214 | 620 | MCKINNEY | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 215 | 620 | PHLDLPHZN2 | Pennsylvania | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | WIRELESS PROV | More |
| 217 | 620 | DECATUR | Illinois | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | WIRELESS PROV | More |
| 218 | 620 | MOORHEAD | Minnesota | DISH WIRELESS, LLC | | More |
| 219 | 620 | CROWNPOINT | Indiana | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 225 | 620 | BATONROUGE | Louisiana | TELEPORT COMMUNICATIONS AMERICA LA - LLC | | More |
| 229 | 620 | IRWINVILLE | Georgia | ONVOY, LLC - GA | | More |
| 231 | 620 | TRAVERSECY | Michigan | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 240 | 620 | WSNGTNZN10 | Maryland | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 248 | 620 | CLARKSTON | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 250 | 620 | HORSEFLY | British Columbia | TELUS | IND. TELCO | More |
| 251 | 620 | MOBILE | Alabama | HARBOR COMMUNICATIONS, LLC - AL | | More |
| 252 | 620 | KLDEVILHLS | North Carolina | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 253 | 620 | TACOMA | Washington | TELEPORT COMMUNICATIONS AMERICA, LLC - WA | CAP | More |
| 254 | 620 | BYNUM | Texas | ONVOY, LLC - TX | | More |
| 256 | 620 | CULLMAN | Alabama | AT&T - LOCAL | CLEC | More |
| 260 | 620 | AUBURN | Indiana | COMMIO, LLC | | More |
| 262 | 620 | KENOSHA | Wisconsin | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 267 | 620 | PHPHSBZN34 | Pennsylvania | PAETEC COMMUNICATIONS, INC. - PA | CLEC | More |
| 269 | 620 | ALLEGAN | Michigan | TELNET WORLDWIDE, INC. | CLEC | More |
| 270 | 620 | TEMPLEHILL | Kentucky | NUSO, LLC | | More |
| 276 | 620 | WYTHEVILLE | Virginia | UNITED STATES CELLULAR - VA | WIRELESS PROV | More |
| 281 | 620 | HOUSTON | Texas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | WIRELESS PROV | More |
| 289 | 620 | Nobleton | Ontario | Fibernetics Corporation | | More |
| 301 | 620 | FREDERICK | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 302 | 620 | NEW CASTLE | Delaware | OMNIPOINT COMMUNICATIONS ENTERPRISES, LP | WIRELESS PROV | More |
| 303 | 620 | DENVER | Colorado | QWEST CORPORATION | RBOC | More |
| 304 | 620 | CLARKSBURG | West Virginia | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WIRELESS PROV | More |
| 305 | 620 | NORTH DADE | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 306 | 620 | BESNARD LAKE | Saskatchewan | SaskTel Mobility | | More |
| 307 | 620 | BUFFALO | Wyoming | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY | WIRELESS PROV | More |
| 309 | 620 | PEKIN | Illinois | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | WIRELESS PROV | More |
| 310 | 620 | LAKEWOOD | California | INTEGRATED PATH COMMUNICATIONS, LLC - CA | | More |
| 312 | 620 | CHICAGO ZONE 1 | Illinois | BANDWIDTH.COM CLEC, LLC - IL | | More |
| 313 | 620 | DETROITZN5 | Michigan | AMERICAN MESSAGING SERVICES, LLC | | More |
| 314 | 620 | KIRKWOOD | Missouri | AT&T - LOCAL | CLEC | More |
| 315 | 620 | GENEVA | New York | BANDWIDTH.COM CLEC, LLC - NY | | More |
| 317 | 620 | NEWPALSTIN | Indiana | LEVEL 3 COMMUNICATIONS, LLC - IN | CLEC | More |
| 318 | 620 | FARMERVL | Louisiana | CENTURYLINK COMMUNICATIONS, LLC | | More |
| 320 | 620 | GLENCOE | Minnesota | ONVOY, LLC - MN | | More |
| 323 | 620 | LSAN DA 11 | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 330 | 620 | AKRON | Ohio | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | WIRELESS PROV | More |
| 334 | 620 | GREENSBORO | Alabama | DELTACOM, INC. - AL | CLEC | More |
| 336 | 620 | BALDWIN | North Carolina | CAROLINA WEST WIRELESS, INC. | | More |
| 346 | 620 | RICHMNRNBG | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 347 | 620 | NWYRCYZN15 | New York | BANDWIDTH.COM CLEC, LLC - NY | | More |
| 352 | 620 | OCALA | Florida | CENTURYLINK OF FLORIDA, INC. (UNITED) | IND. TELCO | More |
| 360 | 620 | SILVERDALE | Washington | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA | | More |
| 385 | 620 | OGDEN | Utah | US WEST COMMUNICATIONS - MOUNTAIN BELL - UT | RBOC | More |
| 401 | 620 | WESTERLY | Rhode Island | ONVOY, LLC - RI | | More |
| 402 | 620 | FREMONT | Nebraska | LEVEL 3 COMMUNICATIONS, LLC - NE | | More |
| 403 | 620 | CALGARY | Alberta | TELUS Mobility | WIRELESS PROV | More |
| 404 | 620 | ATLANTA | Georgia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | WIRELESS PROV | More |
| 405 | 620 | OKLA CITY | Oklahoma | SOUTHWESTERN BELL | RBOC | More |
| 406 | 620 | BILLINGS | Montana | SAGEBRUSH CELLULAR, INC. | | More |
| 407 | 620 | WINTERPARK | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 408 | 620 | SNJS SOUTH | California | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | CLEC | More |
| 410 | 620 | ELKTON | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 412 | 620 | PTGSBNZN14 | Pennsylvania | GLOBAL CROSSING LOCAL SERVICES, INC. - PA | CLEC | More |
| 413 | 620 | GILBERTVILLE | Massachusetts | NECLEC, LLC | CLEC | More |
| 415 | 620 | SNFC CNTRL | California | 33 WIRELESS INC. | WIRELESS PROV | More |
| 416 | 620 | TORONTO | Ontario | Bell Canada | IND. TELCO | More |
| 417 | 620 | CONWAY | Missouri | ONVOY, LLC - MO | | More |
| 418 | 620 | La Malbaie | Quebec | Videotron General Partnership | CLEC | More |
| 419 | 620 | TOLEDO | Ohio | AMERICAN MESSAGING SERVICES, LLC | | More |
| 423 | 620 | GREENEVL | Tennessee | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN | WIRELESS PROV | More |
| 425 | 620 | BELLEVUE | Washington | VONAGE AMERICA LLC | | More |
| 432 | 620 | MIDLAND | Texas | SOUTHWESTERN BELL | RBOC | More |
| 435 | 620 | MTPLEASANT | Utah | LEVEL 3 COMMUNICATIONS, LLC - UT | | More |
| 440 | 620 | HILLCREST | Ohio | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH | CLEC | More |
| 443 | 620 | WATERLO238 | Maryland | TELEPORT COMMUNICATIONS AMERICA, LLC - MD | CAP | More |
| 450 | 620 | T THERESE | Quebec | ISP Telecom | CLEC | More |
| 469 | 620 | DALLAS | Texas | BANDWIDTH.COM CLEC, LLC - TX | | More |
| 470 | 620 | ATLANTA | Georgia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | WIRELESS PROV | More |
| 480 | 620 | PHOENIX | Arizona | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | WIRELESS PROV | More |
| 484 | 620 | PHPHSBZN26 | Pennsylvania | OMNIPOINT COMMUNICATIONS ENTERPRISES, LP | WIRELESS PROV | More |
| 501 | 620 | HOTSPRINGS | Arkansas | SOUTHWESTERN BELL | RBOC | More |
| 502 | 620 | LOUISVILLE | Kentucky | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 503 | 620 | BEAVERTON | Oregon | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | IND. TELCO | More |
| 504 | 620 | NEWORLEANS | Louisiana | LEVEL 3 TELECOM OF LOUISIANA, LLC - LA | CLEC | More |
| 505 | 620 | ALBUQURQUE | New Mexico | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 507 | 620 | WESTBROOK | Minnesota | TEKSTAR COMMUNICATIONS, INC. | CLEC | More |
| 508 | 620 | FRAMINGHAM | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 509 | 620 | COULEE DAM | Washington | ONVOY, LLC - WA | | More |
| 510 | 620 | RICHMOND | California | PACIFIC BELL | RBOC | More |
| 512 | 620 | LOCKHART | Texas | SOUTHWESTERN BELL | RBOC | More |
| 513 | 620 | CINCINNATI | Ohio | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 514 | 620 | ST GENEVIEVE | Quebec | Bell Canada | IND. TELCO | More |
| 515 | 620 | HARCOURT | Iowa | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA | WIRELESS PROV | More |
| 516 | 620 | NASSAUZN05 | New York | LEVEL 3 COMMUNICATIONS, LLC - NY | CLEC | More |
| 517 | 620 | ALMA | Michigan | NEXTEL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 518 | 620 | AMSTERDAM | New York | CHOICE ONE COMMUNICATIONS, INC. - NY | CLEC | More |
| 519 | 620 | GALT | Ontario | Bell Canada | IND. TELCO | More |
| 520 | 620 | TUCSON | Arizona | QWEST CORPORATION | RBOC | More |
| 530 | 620 | PLVL SOUTH | California | PACIFIC BELL | RBOC | More |
| 540 | 620 | COVINGTON | Virginia | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WIRELESS PROV | More |
| 541 | 620 | JOHN DAY | Oregon | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | | More |
| 559 | 620 | PARLIER | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 561 | 620 | BOCA RATON | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 562 | 620 | LONG BEACH | California | ONVOY SPECTRUM, LLC | | More |
| 570 | 620 | STROUDSBG | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 571 | 620 | WSNGTNZN17 | Virginia | PEERLESS NETWORK OF VIRGINIA, LLC - VA | | More |
| 573 | 620 | SIKESTON | Missouri | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO | | More |
| 580 | 620 | LAWTON | Oklahoma | CHOICE WIRELESS, LC | | More |
| 585 | 620 | CHURCHVL | New York | ONVOY, LLC- NY | | More |
| 586 | 620 | WARREN | Michigan | TELNET WORLDWIDE, INC. | CLEC | More |
| 601 | 620 | HATTIESBG | Mississippi | LEVEL 3 COMMUNICATIONS, LLC - MS | | More |
| 602 | 620 | PHOENIX | Arizona | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | WIRELESS PROV | More |
| 603 | 620 | MERRIMACK | New Hampshire | UNITED STATES CELLULAR - NH | WIRELESS PROV | More |
| 604 | 620 | Vancouver | British Columbia | Shaw Telecom Inc. | | More |
| 605 | 620 | LK PRESTON | South Dakota | ONVOY, LLC - SD | | More |
| 606 | 620 | CORBIN | Kentucky | LEVEL 3 COMMUNICATIONS, LLC - KY | CLEC | More |
| 607 | 620 | OTEGO | New York | ONVOY SPECTRUM, LLC | | More |
| 608 | 620 | MADISON | Wisconsin | LEVEL 3 TELECOM OF WISCONSIN, LP - WI | CLEC | More |
| 609 | 620 | LAWRENCEVL | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 610 | 620 | W CHESTER | Pennsylvania | AT&T - LOCAL | CLEC | More |
| 613 | 620 | Ottawa-Hull | Ontario | Bell Mobility | WIRELESS PROV | More |
| 614 | 620 | COLUMBUS | Ohio | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 615 | 620 | NASHVILLE | Tennessee | WINDSTREAM NUVOX, INC. | CLEC | More |
| 616 | 620 | ALLEGAN | Michigan | TELNET WORLDWIDE, INC. | CLEC | More |
| 617 | 620 | BOSTON | Massachusetts | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | WIRELESS PROV | More |
| 618 | 620 | SESSER | Illinois | ONVOY, LLC | | More |
| 619 | 620 | SNDG SNDG | California | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 620 | 620 | HUTCHINSON | Kansas | ONVOY, LLC - KS | | More |
| 626 | 620 | ALHAMBRA | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 630 | 620 | LOMBARD | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 631 | 620 | BRENTWOOD | New York | CABLEVISION LIGHTPATH, INC. - NY | CLEC | More |
| 641 | 620 | PELLA | Iowa | WINDSTREAM IOWA COMMUNICATIONS, INC. | | More |
| 646 | 620 | NWYRCYZN02 | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 647 | 620 | Toronto | Ontario | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
| 650 | 620 | SAN CARLOS | California | PACIFIC BELL | RBOC | More |
| 657 | 620 | CYPRESS | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
| 660 | 620 | WALNUT HILL | Missouri | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO | | More |
| 661 | 620 | SANTA CLARITA: SAUG | California | NORTH COUNTY COMMUNICATION CORPORATION - CA | CLEC | More |
| 662 | 620 | TUPELO | Mississippi | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 678 | 620 | STONE MOUNTAIN | Georgia | COMCAST IP PHONE, LLC | | More |
| 681 | 620 | KEYSER | West Virginia | UNITED STATES CELLULAR - WV | WIRELESS PROV | More |
| 689 | 620 | WINTERPARK | Florida | ONVOY SPECTRUM, LLC | | More |
| 701 | 620 | GRANDFORKS | North Dakota | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 702 | 620 | SEARCHLIHT | Nevada | ONVOY, LLC - NV | | More |
| 703 | 620 | HERNDON | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 704 | 620 | CHARLOTTE | North Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | WIRELESS PROV | More |
| 705 | 620 | Timmins | Ontario | NorthernTel Limited Partnership | | More |
| 706 | 620 | LA FAYETTE | Georgia | SOUTHERN COMMUNICATIONS SERVICES, INC. | WIRELESS PROV | More |
| 707 | 620 | OAKLAND | California | TELEPORT COMMUNICATIONS AMERICA, LLC - CA | CLEC | More |
| 708 | 620 | TINLEYPARK | Illinois | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 713 | 620 | HOUSTON JACKSON | Texas | SOUTHWESTERN BELL | RBOC | More |
| 714 | 620 | LOS ANGELES | California | TELEPORT COMMUNICATIONS AMERICA, LLC - CA | CLEC | More |
| 715 | 620 | BLCKRIVFLS | Wisconsin | ONVOY, LLC - WI | | More |
| 716 | 620 | TONAWANDA | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 717 | 620 | LITITZ | Pennsylvania | WINDSTREAM D & E SYSTEMS, INC. - PA | CLEC | More |
| 718 | 620 | NYCZ 3 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 719 | 620 | PUEBLO | Colorado | METROPCS, INC. | | More |
| 720 | 620 | DENVER | Colorado | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 724 | 620 | CONNELLSVILLE | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 727 | 620 | STPETERSBG | Florida | BANDWIDTH.COM CLEC, LLC - FL | | More |
| 732 | 620 | FREEHOLD | New Jersey | METROPCS, INC. | | More |
| 734 | 620 | WAYNE | Michigan | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 740 | 620 | WASHINGTON COURT HO | Ohio | OHIO BELL TEL CO | RBOC | More |
| 757 | 620 | NORFOLK ZONE 2 | Virginia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | WIRELESS PROV | More |
| 760 | 620 | PALM SPG | California | ONVOY, LLC - CA | | More |
| 763 | 620 | OSSEO | Minnesota | UNITED STATES CELLULAR - MN | WIRELESS PROV | More |
| 765 | 620 | ANDERSON | Indiana | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN | WIRELESS PROV | More |
| 770 | 620 | NORCROSS | Georgia | MERRYVILLE INVESTMENTS, LTD DBA BEST PAGE | WIRELESS PROV | More |
| 773 | 620 | CHICAGO ZONE 3 | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 775 | 620 | WINNEMUCCA | Nevada | NEVADA BELL - NV | RBOC | More |
| 780 | 620 | Fox Creek | Alberta | TELUS | IND. TELCO | More |
| 781 | 620 | NEEDHAM | Massachusetts | COMCAST IP PHONE, LLC | | More |
| 785 | 620 | SMITH CTR | Kansas | NEX-TECH WIRELESS, LLC | | More |
| 786 | 620 | MIAMI | Florida | IDT AMERICA CORP. - FL | | More |
| 787 | 620 | SANTURCE | Puerto Rico | LIBERTY MOBILE PUERTO RICO INC. | CLEC | More |
| 801 | 620 | OGDEN | Utah | QWEST CORPORATION | RBOC | More |
| 802 | 620 | NORTH TROY | Vermont | GLOBAL NAPS, INC. - VT | | More |
| 803 | 620 | YORK | South Carolina | PBT COMMUNICATIONS, INC. - SC | | More |
| 804 | 620 | ROCKVILLE | Virginia | CAVALIER TELEPHONE, LLC - VA | CLEC | More |
| 805 | 620 | LOS ANGELES | California | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | | More |
| 806 | 620 | LUBBOCK | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 807 | 620 | Thunder Bay | Ontario | Thunder Bay Mobility | | More |
| 808 | 620 | HONOLULU | Hawaii | SANDWICH ISLES COMMUNICATIONS, INC. | IND. TELCO | More |
| 810 | 620 | FLINT | Michigan | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | | More |
| 812 | 620 | SALEM | Indiana | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN | WIRELESS PROV | More |
| 813 | 620 | TAMPA | Florida | FRONTIER FLORIDA LLC DBA FRONTIER COMM OF FLORIDA | IND. TELCO | More |
| 814 | 620 | SCHELLSBG | Pennsylvania | CORE COMMUNICATIONS, INC. - PA | | More |
| 815 | 620 | HOOPPOLE | Illinois | PEERLESS NETWORK OF ILLINOIS, LLC - IL | | More |
| 816 | 620 | PECULIAR | Missouri | PEERLESS NETWORK OF MISSOURI, LLC - MO | | More |
| 817 | 620 | ARLINGTON | Texas | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 818 | 620 | CANOGA PARK | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 819 | 620 | SHERBROOKE | Quebec | Bell Canada | IND. TELCO | More |
| 828 | 620 | BOONE | North Carolina | SUNCOM DBA T-MOBILE USA | PCS | More |
| 830 | 620 | NEW BRAUNFELS | Texas | SOUTHWESTERN BELL | RBOC | More |
| 831 | 620 | CARMEL | California | PACIFIC BELL | RBOC | More |
| 832 | 620 | BAMMEL | Texas | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 843 | 620 | FLORENCE | South Carolina | BANDWIDTH.COM CLEC, LLC - SC | | More |
| 845 | 620 | PEARL RIVER | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 847 | 620 | CHICAGO | Illinois | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 850 | 620 | TYNDALLAFB | Florida | MCC TELEPHONY OF FLORIDA, LLC - FL | | More |
| 856 | 620 | CAMDEN | New Jersey | FIVE9, INC. | | More |
| 859 | 620 | COVINGTON | Ohio | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 860 | 620 | SOUTHINGTON | Connecticut | SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT | IND. TELCO | More |
| 864 | 620 | SPARTANBURG | South Carolina | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 867 | 620 | Inuvik | Yukon Territory | Bell Mobility | WIRELESS PROV | More |
| 870 | 620 | LAKEVIEW | Arkansas | TCA COMMUNICATIONS, LLC DBA SUDDENLINK COMM - AR | | More |
| 901 | 620 | MEMPHIS | Tennessee | XO TENNESSEE, INC. | CAP | More |
| 902 | 620 | CHARLOTTETOWN | PE | Aliant Telecom (PEI) | IND. TELCO | More |
| 903 | 620 | DENISON | Texas | AMERICAN MESSAGING SERVICES, LLC | | More |
| 904 | 620 | JACKSONVILLE | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 905 | 620 | Brooklin | Ontario | Bell Canada | IND. TELCO | More |
| 908 | 620 | ROSELLE | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 909 | 620 | POMONA | California | FRONTIER CALIFORNIA INC. | IND. TELCO | More |
| 910 | 620 | WILMINGTON | North Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | WIRELESS PROV | More |
| 912 | 620 | JESUP | Georgia | HD CARRIER LLC | | More |
| 913 | 620 | KANSASCITY | Kansas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 914 | 620 | WHITE PLAINS | New York | TC SYSTEMS, INC. - NY | CAP | More |
| 915 | 620 | MIDLAND MUTUAL | Texas | SOUTHWESTERN BELL | RBOC | More |
| 916 | 620 | SCRM MAIN | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 917 | 620 | NEW YORK CITY ZONE | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
| 919 | 620 | DURHAM HOLT | North Carolina | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | IND. TELCO | More |
| 920 | 620 | KINGSTON | Wisconsin | MICHIGAN WIRELESS, LLC DBA BUG TUSSEL WIRELESS | | More |
| 929 | 620 | NWYRCYZN07 | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 937 | 620 | DAYTON | Ohio | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | WIRELESS PROV | More |
| 940 | 620 | BURKBURNTT | Texas | CHOICE WIRELESS, LC | | More |
| 949 | 620 | IRVINE | California | ONVOY, LLC - CA | | More |
| 951 | 620 | ELSINORE | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
| 954 | 620 | HOLLYWOOD | Florida | ONVOY, LLC - FL | | More |
| 956 | 620 | BROWNSVL | Texas | STPCS JOINT VENTURE, LLC | PCS | More |
| 970 | 620 | CRAIG | Colorado | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | WIRELESS PROV | More |
| 972 | 620 | DALLAS FARMERS BRAN | Texas | SOUTHWESTERN BELL | RBOC | More |
| 973 | 620 | FREEHOLD | New Jersey | METROPCS, INC. | | More |
| 978 | 620 | WORCESTER | Massachusetts | CTC COMMUNICATIONS CORP. - MA | | More |
| 989 | 620 | ALMA | Michigan | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | | More |
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