Area Code | Prefix | City/Switch Name (Click for city search) | State/Prov. Area Map | Telephone Company Web link | Telco Type | More Info |
|---|
| 201 | 552 | UNION CITY | New Jersey | CABLEVISION LIGHTPATH, INC. - NJ | CLEC | More |
| 202 | 552 | WSHNGTNZN1 | District of Columbia | PAETEC COMMUNICATIONS, INC. - DC | CLEC | More |
| 203 | 552 | BYRAM | Connecticut | VERIZON NEW YORK, INC. | RBOC | More |
| 205 | 552 | BIRMINGHAM | Alabama | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL | WIRELESS PROV | More |
| 206 | 552 | SEATTLE | Washington | BANDWIDTH.COM CLEC, LLC - WA | | More |
| 207 | 552 | PORTLAND | Maine | CONSOLIDATED COMM OF NO. NEW ENGLAND-ME | RBOC | More |
| 208 | 552 | IDAHOFALLS | Idaho | QWEST CORPORATION | RBOC | More |
| 209 | 552 | MODESTO | California | PACIFIC BELL | RBOC | More |
| 210 | 552 | SANANTONIO | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 212 | 552 | NWYRCYZN01 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 213 | 552 | MONTEBELLO | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 214 | 552 | GRANDPRARI | Texas | METROPCS, INC. | | More |
| 215 | 552 | PHLDLPHZN4 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 216 | 552 | CLEVELAND | Ohio | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 217 | 552 | CHAMPAURBN | Illinois | AT&T CORP. | | More |
| 218 | 552 | PARKRAPIDS | Minnesota | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 219 | 552 | LOWELL | Indiana | INDIANA BELL TEL CO INC | RBOC | More |
| 224 | 552 | LAKEFOREST | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 229 | 552 | SHELLMAN | Georgia | MCC TELEPHONY OF GEORGIA, LLC - GA | | More |
| 239 | 552 | NO NAPLES | Florida | CENTURYLINK OF FLORIDA, INC. (UNITED) | IND. TELCO | More |
| 240 | 552 | WSNGTNZN10 | Maryland | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 248 | 552 | SOUTHFIELD | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 250 | 552 | PRINCE GEORGE | British Columbia | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
| 251 | 552 | BAYOUBATRE | Alabama | ONVOY, LLC - AL | | More |
| 252 | 552 | NEW BERN | North Carolina | RADIANTIQ LLC | | More |
| 253 | 552 | TACOMA | Washington | QWEST CORPORATION | RBOC | More |
| 254 | 552 | STEPHENVL | Texas | UNITED TELEPHONE OF TEXAS INC DBA CENTURYLINK | IND. TELCO | More |
| 256 | 552 | DECATUR | Alabama | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 262 | 552 | PARKSIDE | Wisconsin | WISCONSIN BELL INC | RBOC | More |
| 267 | 552 | PHPHSBZN42 | Pennsylvania | GLOBAL CROSSING LOCAL SERVICES, INC. - PA | CLEC | More |
| 269 | 552 | KALAMAZOO | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 270 | 552 | CALVERT CY | Kentucky | WINDSTREAM KENTUCKY EAST, INC. - LONDON | | More |
| 281 | 552 | HSTNSUBURB | Texas | SOUTHWESTERN BELL | RBOC | More |
| 301 | 552 | WSNG236Z13 | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 302 | 552 | WILMINGTON | Delaware | VERIZON DELAWARE, INC. | RBOC | More |
| 303 | 552 | DENVER | Colorado | GLOBAL CROSSING LOCAL SERVICES, INC. - CO | CLEC | More |
| 304 | 552 | CHRLSTNZN1 | West Virginia | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 305 | 552 | MIAMI | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 306 | 552 | Regina | Saskatchewan | SaskTel Mobility | | More |
| 308 | 552 | HUNTLERGAN | Nebraska | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 309 | 552 | ATKINSON | Illinois | MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL | | More |
| 310 | 552 | BEVERLYHLS | California | PACIFIC BELL | RBOC | More |
| 312 | 552 | CHICGOZN01 | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 313 | 552 | DETROITZN1 | Michigan | HD CARRIER LLC | | More |
| 314 | 552 | ST LOUIS | Missouri | SOUTHWESTERN BELL | RBOC | More |
| 315 | 552 | SYRACUSE | New York | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | CLEC | More |
| 317 | 552 | INDIANAPLS | Indiana | BANDWIDTH.COM CLEC, LLC - IN | | More |
| 318 | 552 | LKPROVIDNC | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 319 | 552 | DUBUQUE | Iowa | WINDSTREAM IOWA COMMUNICATIONS, INC. | | More |
| 320 | 552 | HUTCHINSON | Minnesota | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MN | | More |
| 323 | 552 | LSAN DA 09 | California | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 330 | 552 | KENT | Ohio | GLOBAL CROSSING LOCAL SERVICES, INC. - OH | CLEC | More |
| 334 | 552 | TUSKEGEE | Alabama | POWERTEL BIRMINGHAM LICENSES, INC. | WIRELESS PROV | More |
| 336 | 552 | REIDSVILLE | North Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | WIRELESS PROV | More |
| 337 | 552 | BROUSSARD | Louisiana | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 346 | 552 | ALVIN | Texas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | WIRELESS PROV | More |
| 347 | 552 | NWYRCYZN14 | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
| 352 | 552 | LEESBURG | Florida | AT&T - LOCAL | CLEC | More |
| 360 | 552 | BELFAIR | Washington | LEVEL 3 COMMUNICATIONS, LLC - WA | CLEC | More |
| 361 | 552 | PORTLAVACA | Texas | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | IND. TELCO | More |
| 385 | 552 | KAYSVILLE | Utah | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 401 | 552 | CAROLINA | Rhode Island | COMCAST IP PHONE, LLC | | More |
| 402 | 552 | OMAHA | Nebraska | QWEST CORPORATION | RBOC | More |
| 403 | 552 | ALTARIO | Alberta | TELUS | IND. TELCO | More |
| 404 | 552 | ATLANTA | Georgia | METROPCS, INC. | | More |
| 405 | 552 | OKLA CITY | Oklahoma | SOUTHWESTERN BELL | RBOC | More |
| 406 | 552 | MISSOULA | Montana | LEVEL 3 COMMUNICATIONS, LLC - MT | | More |
| 407 | 552 | KISSIMMEE | Florida | TELEPORT COMMUNICATIONS AMERICA, LLC - FL | CLEC | More |
| 408 | 552 | SNJS WEST | California | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 409 | 552 | NACOGDOCHES | Texas | SOUTHWESTERN BELL - TX | RBOC | More |
| 410 | 552 | SYKESVILLE | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 412 | 552 | PTTSBGZON1 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 413 | 552 | HOLYOKE | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 414 | 552 | MILWAUKZN1 | Wisconsin | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 415 | 552 | SNFC CNTRL | California | PACIFIC BELL | RBOC | More |
| 416 | 552 | Toronto | Ontario | Bell Canada | IND. TELCO | More |
| 417 | 552 | JENKINS | Missouri | ONVOY, LLC - MO | | More |
| 418 | 552 | QUEBEC | Quebec | Videotron General Partnership | | More |
| 419 | 552 | FREMONT | Ohio | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | | More |
| 423 | 552 | GREENEVL | Tennessee | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN | WIRELESS PROV | More |
| 424 | 552 | SAN PEDRO | California | ONVOY, LLC - CA | | More |
| 425 | 552 | EVERETT | Washington | ONVOY, LLC - WA | | More |
| 432 | 552 | ODESSA | Texas | SOUTHWESTERN BELL | RBOC | More |
| 440 | 552 | CLEVELAND | Ohio | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | WIRELESS PROV | More |
| 443 | 552 | BALTIMORE | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 450 | 552 | BOUCHERVILLE | Quebec | Videotron General Partnership | CLEC | More |
| 469 | 552 | RED OAK | Texas | SOUTHWESTERN BELL | RBOC | More |
| 470 | 552 | ATLANTA | Georgia | PEERLESS NETWORK OF GEORGIA, LLC - GA | | More |
| 478 | 552 | SANDERSVL | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 479 | 552 | BENTONVL | Arkansas | ONVOY, LLC - AR | | More |
| 480 | 552 | PHOENIX | Arizona | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 484 | 552 | SCHWENKSVL | Pennsylvania | LEVEL 3 COMMUNICATIONS, LLC - PA | CLEC | More |
| 501 | 552 | LITTLEROCK | Arkansas | WINDSTREAM COMMUNICATIONS, INC. - AR | CLEC | More |
| 502 | 552 | LOUISVILLE | Kentucky | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KY | WIRELESS PROV | More |
| 503 | 552 | PORTLAND | Oregon | QWEST CORPORATION | RBOC | More |
| 504 | 552 | NEWORLEANS | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 505 | 552 | LAGUNAACOM | New Mexico | QWEST CORPORATION | RBOC | More |
| 507 | 552 | ALBERT LEA | Minnesota | ONVOY, LLC - MN | | More |
| 508 | 552 | WORCESTER | Massachusetts | CHOICE ONE COMMUNICATIONS, INC. - MA | CLEC | More |
| 509 | 552 | CLARKSTON | Washington | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 510 | 552 | FRNK MAIN | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 512 | 552 | AUSTIN | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 513 | 552 | CINCINNATI | Ohio | CINCINNATI BELL | IND. TELCO | More |
| 514 | 552 | MONTREAL | Quebec | Fibernetics Corporation | | More |
| 515 | 552 | ANKENY | Iowa | UNITED STATES CELLULAR - IA | WIRELESS PROV | More |
| 516 | 552 | NASSAUZN05 | New York | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 517 | 552 | HOWELL | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 518 | 552 | SALEM | New York | BANDWIDTH.COM CLEC, LLC - NY | | More |
| 519 | 552 | London | Ontario | Rogers Communications Partnership (Cable) | CLEC | More |
| 520 | 552 | SAFFORD | Arizona | ONVOY, LLC - AZ | | More |
| 530 | 552 | OROVILLE | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 540 | 552 | BLACKSBURG | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 541 | 552 | ASHLAND | Oregon | QWEST CORPORATION | RBOC | More |
| 551 | 552 | CRAGMERE | New Jersey | ONVOY, LLC - NJ | | More |
| 559 | 552 | FRESNO | California | CENTURYLINK COMMUNICATIONS, LLC | | More |
| 561 | 552 | WPALMBEACH | Florida | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 562 | 552 | LONG BEACH | California | TELEPORT COMMUNICATIONS AMERICA, LLC - CA | CLEC | More |
| 563 | 552 | DUBUQUE | Iowa | QWEST CORPORATION | RBOC | More |
| 570 | 552 | WILKSBARRE | Pennsylvania | CTSI, INC. - PA | CLEC | More |
| 571 | 552 | DALE CITY | Virginia | METROPCS, INC. | | More |
| 572 | 552 | CALVIN | Oklahoma | ONVOY, LLC - OK | | More |
| 573 | 552 | LKOZKOSBCH | Missouri | LEVEL 3 COMMUNICATIONS, LLC - MO | CLEC | More |
| 575 | 552 | LAGUNA ACOMA | New Mexico | ONVOY, LLC - NM | | More |
| 580 | 552 | LOGAN | Oklahoma | PANHANDLE TELECOMMUNICATIONS SYSTEMS, INC. | | More |
| 585 | 552 | COHOCTON | New York | PEERLESS NETWORK OF NEW YORK, LLC - NY | | More |
| 586 | 552 | ROSEVILLE | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 601 | 552 | HAZLEHURST | Mississippi | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS | WIRELESS PROV | More |
| 602 | 552 | PHOENIX | Arizona | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 603 | 552 | DERRY | New Hampshire | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH | CLEC | More |
| 604 | 552 | PORT COQUITLAM | British Columbia | TELUS | IND. TELCO | More |
| 605 | 552 | CENTERVL | South Dakota | CLARITY TELECOM, LLC DBA BLUEPEAK | CLEC | More |
| 606 | 552 | LOUISVILLE | Kentucky | POWERTEL KENTUCKY LICENSES, INC. | | More |
| 607 | 552 | NORWICH | New York | FRONTIER COMMUNICATIONS OF AMERICA, INC. - NY | | More |
| 608 | 552 | MADISON | Wisconsin | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 609 | 552 | HOPEWELL | New Jersey | BANDWIDTH.COM CLEC, LLC - NJ | | More |
| 610 | 552 | PHPHSBZN24 | Pennsylvania | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 612 | 552 | CAMBRIDGE | Minnesota | METROPCS, INC. | | More |
| 613 | 552 | OTTAWA | Ontario | TELUS Mobility | PCS | More |
| 614 | 552 | REYNOLDSBG | Ohio | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH | CLEC | More |
| 615 | 552 | HARTSVILLE | Tennessee | ONVOY, LLC - TN | | More |
| 616 | 552 | KALAMAZOO | Michigan | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI | CAP | More |
| 617 | 552 | NEWTON | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 618 | 552 | BROOKPORT | Illinois | BANDWIDTH.COM CLEC, LLC - IL | | More |
| 619 | 552 | NATIONALCY | California | METROPCS, INC. | | More |
| 620 | 552 | CHASE | Kansas | ONVOY, LLC - KS | | More |
| 623 | 552 | PHOENIX | Arizona | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 626 | 552 | EL MONTE | California | GLOBAL CROSSING LOCAL SERVICES, INC. - CA | CLEC | More |
| 630 | 552 | PLANO | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 631 | 552 | SELDEN | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 636 | 552 | SAINT LOUIS | Missouri | LEVEL 3 COMMUNICATIONS, LLC - MO | CLEC | More |
| 641 | 552 | CHARLES CY | Iowa | OMNITEL COMMUNICATIONS, INC. - IA | | More |
| 646 | 552 | NEW YORK CITY ZONE | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 650 | 552 | MILLBRAE | California | PACIFIC BELL | RBOC | More |
| 651 | 552 | STPZ 6 | Minnesota | QWEST CORPORATION | RBOC | More |
| 657 | 552 | WESTMINSTR | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 660 | 552 | KING CITY | Missouri | LEVEL 3 COMMUNICATIONS, LLC - MO | CLEC | More |
| 661 | 552 | BKFD BK01 | California | IP HORIZON LLC | | More |
| 662 | 552 | EUPORA | Mississippi | CELLULAR SOUTH, INC. | WIRELESS PROV | More |
| 678 | 552 | NEWNAN | Georgia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | WIRELESS PROV | More |
| 682 | 552 | ARLINGTON | Texas | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 701 | 552 | FARGO | North Dakota | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 702 | 552 | LAS VEGAS | Nevada | ONVOY, LLC - NV | | More |
| 703 | 552 | DULLES METRO | District of Columbia | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 704 | 552 | CHARLOTTE | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 705 | 552 | Chelmsford | Ontario | MTS Allstream Inc. | CLEC | More |
| 706 | 552 | ATHENS | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 707 | 552 | VALLEJO | California | PACIFIC BELL | RBOC | More |
| 708 | 552 | OAKBROOK | Illinois | AT&T - LOCAL | CLEC | More |
| 709 | 552 | ST JOHNS | Newfoundland | Aliant Telecom (NF) | IND. TELCO | More |
| 712 | 552 | HAWARDEN | Iowa | HEARTLAND TELECO OF IA DBA PREMIER COMMUNICATIONS | IND. TELCO | More |
| 713 | 552 | HOUSTON NATIONAL | Texas | SOUTHWESTERN BELL | RBOC | More |
| 714 | 552 | SANTA ANA | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 715 | 552 | EAU CLAIRE | Wisconsin | WISCONSIN BELL INC | RBOC | More |
| 716 | 552 | BUFFALO | New York | ONVOY SPECTRUM, LLC | | More |
| 717 | 552 | CHAMBERSBG | Pennsylvania | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 718 | 552 | NEW YORK CITY ZONE | New York | RCN TELECOM SERVICES, INC. - NY | CLEC | More |
| 719 | 552 | COLORDOSPG | Colorado | QWEST CORPORATION | RBOC | More |
| 720 | 552 | LONGMONT | Colorado | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | WIRELESS PROV | More |
| 724 | 552 | GREENSBURG | Pennsylvania | CHOICE ONE COMMUNICATIONS, INC. - PA | CLEC | More |
| 727 | 552 | SAINT PETERSBURG | Florida | FRONTIER FLORIDA LLC DBA FRONTIER COMM OF FLORIDA | IND. TELCO | More |
| 731 | 552 | MCKENZIE | Tennessee | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN | WIRELESS PROV | More |
| 732 | 552 | NEW BRUNSWICK | New Jersey | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 734 | 552 | DETROIT | Michigan | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | WIRELESS PROV | More |
| 740 | 552 | COLUMBUS | Ohio | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 757 | 552 | NFKZ 2 | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 760 | 552 | VICTORVL | California | FRONTIER CALIFORNIA INC. | IND. TELCO | More |
| 763 | 552 | CAMBRIDGE | Minnesota | WINDSTREAM NORTHSTAR, LLC - MN | CLEC | More |
| 765 | 552 | ELWOOD | Indiana | INDIANA BELL TEL CO INC | RBOC | More |
| 770 | 552 | ROSWELL | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 773 | 552 | LOMBARD | Illinois | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 774 | 552 | HYANNIS | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 775 | 552 | RENO | Nevada | MATRIX TELECOM, LLC. S/I/I TNCI - NV | CLEC | More |
| 778 | 552 | LDERGROVE | British Columbia | Fido Solutions Inc. | | More |
| 779 | 552 | BELVIDERE | Illinois | DIGITAL NETWORK ACCESS COMMUNICATIONS, INC. - IL | | More |
| 780 | 552 | VALLEYVIEW | Alberta | TELUS | IND. TELCO | More |
| 781 | 552 | LEXINGTON | Massachusetts | METROPCS, INC. | | More |
| 785 | 552 | SOLDIER | Kansas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 786 | 552 | MIAMI | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 787 | 552 | RIO PIEDRAS | Puerto Rico | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 801 | 552 | KAYSVILLE | Utah | QWEST CORPORATION | RBOC | More |
| 802 | 552 | MONTPELIER | Vermont | LEVEL 3 COMMUNICATIONS, LLC - VT | | More |
| 803 | 552 | BISHORURAL | South Carolina | POWERTEL ATLANTA LICENSES, INC. | WIRELESS PROV | More |
| 804 | 552 | ASHLAND | Virginia | BANDWIDTH.COM CLEC, LLC - VA | | More |
| 805 | 552 | MOORPARK | California | PACIFIC BELL | RBOC | More |
| 806 | 552 | NAZARETH | Texas | MID-PLAINS RURAL TEL COOP DBA MID-PLAINS COMM-TX | | More |
| 808 | 552 | MAUNALOA | Hawaii | HAWAIIAN TELCOM, INC. - HI | IND. TELCO | More |
| 812 | 552 | COLUMBUS | Indiana | METROPCS, INC. | | More |
| 813 | 552 | TAMPA | Florida | FRONTIER FLORIDA LLC DBA FRONTIER COMM OF FLORIDA | IND. TELCO | More |
| 814 | 552 | PHILIPSBURG | Pennsylvania | TELNYX LLC | | More |
| 815 | 552 | CHICAGO | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 816 | 552 | KANSASCITY | Missouri | ONVOY, LLC - MO | | More |
| 817 | 552 | FORT WORTH | Texas | LOGIX COMMUNICATIONS CORPORATION - TX | CLEC | More |
| 818 | 552 | GLENDALE | California | PACIFIC BELL | RBOC | More |
| 819 | 552 | TROIS RIVIERES | Quebec | Bell Mobility | WIRELESS PROV | More |
| 828 | 552 | ASHEVILLE | North Carolina | SUNCOM DBA T-MOBILE USA | PCS | More |
| 832 | 552 | BAMMEL | Texas | LEVEL 3 COMMUNICATIONS, LLC - TX | CLEC | More |
| 843 | 552 | CHARLESTON | South Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 845 | 552 | MILTON | New York | CENTURYLINK COMMUNICATIONS, LLC | | More |
| 847 | 552 | MUNDELEIN | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 850 | 552 | TALLAHASSEE | Florida | CENTURYLINK OF FLORIDA, INC. (CENTRAL) | IND. TELCO | More |
| 856 | 552 | CAMDEN | New Jersey | PAETEC COMMUNICATIONS, INC. - NJ | CLEC | More |
| 858 | 552 | SAN DIEGO | California | PACIFIC BELL | RBOC | More |
| 859 | 552 | LOUISVILLE | Kentucky | POWERTEL KENTUCKY LICENSES, INC. | | More |
| 860 | 552 | CONNECTICUT | Connecticut | LEVEL 3 COMMUNICATIONS, LLC - CT | CLEC | More |
| 864 | 552 | GREENVILLE | South Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 870 | 552 | CARLISLE | Arkansas | CENTURYTEL CENTRAL ARKANSAS, LLC DBA CENTURYLINK | | More |
| 901 | 552 | MEMPHIS | Tennessee | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 902 | 552 | OXFORD | Nova Scotia | Bragg Communications Inc. | CLEC | More |
| 903 | 552 | DALLAS | Texas | LEVEL 3 COMMUNICATIONS, LLC - TX | CLEC | More |
| 904 | 552 | LAWTEY | Florida | TERRA NOVA TELECOM, INC. - FL | | More |
| 905 | 552 | Kleinburg | Ontario | Rogers Communications Partnership (Cable) | | More |
| 907 | 552 | ELMENDORF AIR FORCE | Alaska | GCI COMMUNICATION CORP. DBA GENERAL COMMUNICATION | CLEC | More |
| 908 | 552 | NEWARK | New Jersey | AT&T - LOCAL | CLEC | More |
| 909 | 552 | LOS ANGELES | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 910 | 552 | WALLACE | North Carolina | CAROLINA TEL AND TEL CO., LLC DBA CENTURYLINK | IND. TELCO | More |
| 912 | 552 | SANDERSVILLE-TENNIL | Georgia | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 914 | 552 | WESTCHESTER ZONE 6 | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
| 915 | 552 | ODESSA | Texas | SOUTHWESTERN BELL | RBOC | More |
| 916 | 552 | SACRAMENTO | California | PACIFIC BELL | RBOC | More |
| 917 | 552 | NEW YORK CITY ZONE | New York | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 918 | 552 | STIGLER | Oklahoma | LEVEL 3 COMMUNICATIONS, LLC - OK | | More |
| 919 | 552 | FUQUAY-VARINA | North Carolina | CAROLINA TEL AND TEL CO., LLC DBA CENTURYLINK | IND. TELCO | More |
| 920 | 552 | OOSTBURG | Wisconsin | LEVEL 3 COMMUNICATIONS, LLC - WI | | More |
| 925 | 552 | DANVILLE | California | PACIFIC BELL | RBOC | More |
| 928 | 552 | SAFFORD | Arizona | QWEST CORPORATION | RBOC | More |
| 929 | 552 | NWYRCYZN06 | New York | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | CLEC | More |
| 931 | 552 | CLARKSVILLE | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 936 | 552 | NACOGDOCHES | Texas | SOUTHWESTERN BELL | RBOC | More |
| 937 | 552 | DAYTON | Ohio | TIME WARNER CABLE INFORMATION SVCS (OHIO) - OH | | More |
| 940 | 552 | VERNON | Texas | SOUTHWESTERN BELL | RBOC | More |
| 941 | 552 | TAMPA | Florida | US LEC OF FLORIDA, INC. | CLEC | More |
| 949 | 552 | IRVINE | California | PACIFIC BELL | RBOC | More |
| 951 | 552 | ARLINGTON | California | GLOBAL CROSSING LOCAL SERVICES, INC. - CA | CLEC | More |
| 954 | 552 | FORT LAUDERDALE | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 956 | 552 | LOS FRESNOS | Texas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | WIRELESS PROV | More |
| 970 | 552 | NORWOOD | Colorado | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 972 | 552 | FORNEY | Texas | SOUTHWESTERN BELL | RBOC | More |
| 973 | 552 | MONTAGUE | New Jersey | LEVEL 3 COMMUNICATIONS, LLC - NJ | CLEC | More |
| 978 | 552 | MARLBOROUGH | Massachusetts | TC SYSTEMS, INC. | CAP | More |
| 980 | 552 | SHELBY | North Carolina | BANDWIDTH.COM CLEC, LLC - NC | | More |
| 989 | 552 | CLIFFORD | Michigan | TELNET WORLDWIDE, INC. | CLEC | More |
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