Area Code | Prefix | City/Switch Name (Click for city search) | State/Prov. Area Map | Telephone Company Web link | Telco Type | More Info |
|---|
| 201 | 554 | XXXXXXXXXX | New Jersey | ONVOY, LLC - NJ | | More |
| 202 | 554 | WSHNGTNZN1 | District of Columbia | VERIZON WASHINGTON DC, INC. | RBOC | More |
| 203 | 554 | STAMFORD | Connecticut | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 205 | 554 | TUSCALOOSA | Alabama | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 206 | 554 | SEATTLE | Washington | QWEST CORPORATION | RBOC | More |
| 207 | 554 | PRESQUE IS | Maine | CONSOLIDATED COMM OF NO. NEW ENGLAND-ME | RBOC | More |
| 208 | 554 | ARCO | Idaho | ALBION TELEPHONE CO. DBA ATC COMMUNICATIONS | IND. TELCO | More |
| 209 | 554 | MODESTO | California | ONVOY, LLC - CA | | More |
| 210 | 554 | SANANTONIO | Texas | SOUTHWESTERN BELL | RBOC | More |
| 212 | 554 | NWYRCYZN01 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 213 | 554 | LSAN DA 01 | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 214 | 554 | GRANDPRARI | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 215 | 554 | PHLDLPHZN4 | Pennsylvania | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 216 | 554 | CLEVELAND | Ohio | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | WIRELESS PROV | More |
| 217 | 554 | DANVILLE | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 218 | 554 | PONEMAH | Minnesota | PAUL BUNYAN RURAL TEL. COOP. | IND. TELCO | More |
| 219 | 554 | HAMMOND | Indiana | INDIANA BELL TEL CO INC | RBOC | More |
| 224 | 554 | DEERFIELD | Illinois | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CAP | More |
| 229 | 554 | VALDOSTA | Georgia | ONVOY, LLC - GA | | More |
| 240 | 554 | LAUREL236 | District of Columbia | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 248 | 554 | ROYAL OAK | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 250 | 554 | KAMLOOPS | British Columbia | TELUS | IND. TELCO | More |
| 251 | 554 | MOBILE | Alabama | ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC | PCS | More |
| 252 | 554 | GREENVILLE | North Carolina | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 254 | 554 | KILLEEN | Texas | CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK | IND. TELCO | More |
| 256 | 554 | FLORENCE | Alabama | METROPCS, INC. | | More |
| 262 | 554 | RACINE | Wisconsin | WISCONSIN BELL INC | RBOC | More |
| 267 | 554 | PHPHSBZN42 | Delaware | CAVALIER TELEPHONE LLC (MID-ATLANTIC) - PA | CLEC | More |
| 270 | 554 | PADUCAH | Kentucky | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 281 | 554 | LEAGUECITY | Texas | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | IND. TELCO | More |
| 301 | 554 | WSHNGTNZN2 | District of Columbia | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 302 | 554 | CAMDEN | Delaware | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DE | WIRELESS PROV | More |
| 303 | 554 | DENVER | Colorado | QWEST CORPORATION | RBOC | More |
| 304 | 554 | MORGANTOWN | West Virginia | CITYNET WEST VIRGINIA, LLC - WV | | More |
| 305 | 554 | MIAMI | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 306 | 554 | WYNYARD | Saskatchewan | SaskTel | IND. TELCO | More |
| 307 | 554 | GLENROCK | Wyoming | ONVOY, LLC - WY | | More |
| 308 | 554 | GIBBON | Nebraska | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 309 | 554 | LACON | Illinois | MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL | | More |
| 310 | 554 | SNMN SNMN | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 312 | 554 | CHICGOZN01 | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 313 | 554 | DETROITZN6 | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 314 | 554 | ST LOUIS | Missouri | SOUTHWESTERN BELL | RBOC | More |
| 315 | 554 | SKANEATLES | New York | TC SYSTEMS, INC. - NY | CAP | More |
| 316 | 554 | WICHITA | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 317 | 554 | INDIANAPLS | Indiana | TELEPORT COMMUNICATIONS AMERICA, LLC - IN | CAP | More |
| 318 | 554 | NATCHITCHS | Louisiana | DELTACOM, INC. - LA | CLEC | More |
| 319 | 554 | MUSCATINE | Iowa | SPRINT SPECTRUM L.P.- IA | PCS | More |
| 320 | 554 | VILLARD | Minnesota | CENTURYLINK OF MINNESOTA, INC. | IND. TELCO | More |
| 323 | 554 | LSAN DA 06 | California | SHELCOMM | | More |
| 325 | 554 | TUSCOLA | Texas | TAYLOR TEL. COOP., INC. | IND. TELCO | More |
| 330 | 554 | KENT | Ohio | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 334 | 554 | MOBILE | Alabama | MCC TELEPHONY OF THE SOUTH, LLC - AL | | More |
| 336 | 554 | GREENSBORO | North Carolina | TELEPORT COMMUNICATIONS AMERICA, LLC - NC | CLEC | More |
| 337 | 554 | LAFAYETTE | Louisiana | IP HORIZON LLC | | More |
| 339 | 554 | XXXXXXXXXX | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 346 | 554 | HOUSTON | Texas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | WIRELESS PROV | More |
| 347 | 554 | NWYRCYZN07 | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
| 351 | 554 | XXXXXXXXXX | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 352 | 554 | OCALA | Florida | LEVEL 3 COMMUNICATIONS, LLC - FL | CLEC | More |
| 360 | 554 | PTTOWNSEND | Washington | LEVEL 3 COMMUNICATIONS, LLC - WA | CLEC | More |
| 361 | 554 | GANADO | Texas | STPCS JOINT VENTURE, LLC | PCS | More |
| 385 | 554 | MIDVALE | Utah | ONVOY, LLC - UT | | More |
| 401 | 554 | LTLCOMPTON | Rhode Island | GLOBAL NAPS, INC. - RI | CLEC | More |
| 402 | 554 | OMAHA | Nebraska | QWEST CORPORATION | RBOC | More |
| 403 | 554 | CALGARY | Alberta | TELUS Mobility | WIRELESS PROV | More |
| 404 | 554 | ATLANTA | Georgia | US LEC OF GEORGIA, INC. | CLEC | More |
| 405 | 554 | EARLSBORO | Oklahoma | PEERLESS NETWORK OF OKLAHOMA, LLC - OK | | More |
| 406 | 554 | NO BROADUS | Montana | RANGE TEL COOP INC | IND. TELCO | More |
| 407 | 554 | WINTERGRDN | Florida | TELEPORT COMMUNICATIONS AMERICA, LLC - FL | CLEC | More |
| 408 | 554 | SNJS WEST | California | PACIFIC BELL | RBOC | More |
| 409 | 554 | BEAUMONT | Texas | TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL | | More |
| 410 | 554 | BALTIMORE | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 412 | 554 | GREENSBURG | Pennsylvania | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | WIRELESS PROV | More |
| 413 | 554 | XXXXXXXXXX | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 414 | 554 | MILWAUKZN1 | Wisconsin | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 415 | 554 | SNFC CNTRL | California | PACIFIC BELL | RBOC | More |
| 416 | 554 | TORONTO | Ontario | TELUS Mobility | PCS | More |
| 417 | 554 | MANSFIELD | Missouri | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 418 | 554 | Quebec | Quebec | TELUS Mobility | PCS | More |
| 419 | 554 | NORWALK | Ohio | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 423 | 554 | COLLEGESTA | Tennessee | BLEDSOE TEL. COOP. | IND. TELCO | More |
| 425 | 554 | EVERETT | Washington | ONVOY SPECTRUM, LLC | | More |
| 434 | 554 | DANVILLE | Virginia | ONVOY, LLC - VA | | More |
| 435 | 554 | HYRUM | Utah | LEVEL 3 COMMUNICATIONS, LLC - UT | | More |
| 440 | 554 | CLEVELAND | Ohio | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | WIRELESS PROV | More |
| 443 | 554 | CHASE | Maryland | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WIRELESS PROV | More |
| 450 | 554 | Farnham | Quebec | ISP Telecom | CLEC | More |
| 469 | 554 | DALLAS | Texas | FOREMOST TELECOMMUNICATIONS CORPORATION - TX | | More |
| 470 | 554 | ATLANTA NE | Georgia | PEERLESS NETWORK OF GEORGIA, LLC - GA | | More |
| 480 | 554 | PHOENIX | Arizona | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 484 | 554 | BETHLEHEM | Pennsylvania | METROPCS, INC. | | More |
| 501 | 554 | LITTLEROCK | Arkansas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 502 | 554 | LOUISVILLE | Kentucky | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 503 | 554 | NEWBERG | Oregon | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | IND. TELCO | More |
| 504 | 554 | NEWORLEANS | Louisiana | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA | WIRELESS PROV | More |
| 505 | 554 | ALBUQURQUE | New Mexico | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NM | WIRELESS PROV | More |
| 507 | 554 | LYLE | Minnesota | ONVOY, LLC - MN | | More |
| 508 | 554 | XXXXXXXXXX | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 509 | 554 | RICHLAND | Washington | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 510 | 554 | HAYWARD | California | 33 WIRELESS INC. | WIRELESS PROV | More |
| 512 | 554 | AUSTIN | Texas | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 513 | 554 | CINCINNATI | Ohio | CINCINNATI BELL | IND. TELCO | More |
| 514 | 554 | MONTREAL | Quebec | TELUS Mobility | PCS | More |
| 515 | 554 | DES MOINES | Iowa | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 516 | 554 | NASSAUZN05 | New York | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 517 | 554 | ALBION | Michigan | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | WIRELESS PROV | More |
| 518 | 554 | TUPPERLAKE | New York | SLIC NETWORK SOLUTIONS, INC. - NY | | More |
| 519 | 554 | Kitchener-Waterloo | Ontario | Rogers Communications Partnership (Cable) | CLEC | More |
| 520 | 554 | CAMP VERDE | Arizona | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 530 | 554 | DAVIS | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
| 540 | 554 | BLUEMONT | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 541 | 554 | EUGENE | Oregon | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | | More |
| 551 | 554 | JERSEYCITY | New Jersey | ONVOY, LLC - NJ | | More |
| 559 | 554 | FRESNO | California | ONVOY, LLC - CA | | More |
| 561 | 554 | WPALMBEACH | Florida | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 562 | 554 | LONG BEACH | California | SKYE TELECOM LLC DBA SKYETEL | | More |
| 563 | 554 | MUSCATINE | Iowa | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 570 | 554 | MT CARMEL | Pennsylvania | LEVEL 3 COMMUNICATIONS, LLC - PA | CLEC | More |
| 571 | 554 | DALE CITY | Virginia | METROPCS, INC. | | More |
| 573 | 554 | COLUMBIA | Missouri | CENTURYLINK COMMUNICATIONS, LLC | | More |
| 575 | 554 | ALBUQUERQUE | New Mexico | ONVOY, LLC - NM | | More |
| 580 | 554 | ENID | Oklahoma | CELLULAR NETWORK PARTNERSHIP | WIRELESS PROV | More |
| 585 | 554 | RUSHVILLE | New York | FRONTIER COMMUNICATIONS OF SENECA GORHAM, INC. | IND. TELCO | More |
| 586 | 554 | WARREN | Michigan | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 601 | 554 | HATTIESBG | Mississippi | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 602 | 554 | PHOENIX | Arizona | INTRADO COMMUNICATIONS, LLC | | More |
| 603 | 554 | MILFORD | New Hampshire | UNITED STATES CELLULAR - NH | WIRELESS PROV | More |
| 604 | 554 | Port Coquitlam | British Columbia | Shaw Telecom Inc. | | More |
| 605 | 554 | HURON | South Dakota | MIDCONTINENT COMMUNICATIONS. - SD | CLEC | More |
| 606 | 554 | VIRGIE | Kentucky | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 608 | 554 | JANESVILLE | Wisconsin | LEVEL 3 COMMUNICATIONS, LLC - WI | | More |
| 609 | 554 | XXXXXXXXXX | New Jersey | OMNIPOINT COMMUNICATIONS ENTERPRISES, LP | WIRELESS PROV | More |
| 610 | 554 | ALLENTOWN | Pennsylvania | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 612 | 554 | TWINCITIES | Minnesota | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MN | | More |
| 613 | 554 | OTTAWA | Ontario | Miscellaneous Exchange Carrier | | More |
| 614 | 554 | COLUMBUS | Ohio | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 615 | 554 | NASHVILLE | Tennessee | POWERTEL NASHVILLE LICENSES, INC. | WIRELESS PROV | More |
| 616 | 554 | DUTTON | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 617 | 554 | XXXXXXXXXX | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 618 | 554 | ROBINSON | Illinois | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | WIRELESS PROV | More |
| 619 | 554 | CORONADO | California | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | | More |
| 620 | 554 | ULYSSES | Kansas | UNITED WIRELESS COMMUNICATIONS, INC. | | More |
| 626 | 554 | ALHAMBRA | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 630 | 554 | OSWEGO | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 631 | 554 | BRENTWOOD | New York | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 646 | 554 | MANHATTAN | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 650 | 554 | SAN MATEO | California | PACIFIC BELL | RBOC | More |
| 651 | 554 | STPZ 6 | Minnesota | QWEST CORPORATION | RBOC | More |
| 657 | 554 | FULLERTON | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 661 | 554 | LOS ANGELES - PAC W | California | ONVOY, LLC - CA | | More |
| 662 | 554 | BOONEVILLE | Mississippi | LEVEL 3 COMMUNICATIONS, LLC - MS | | More |
| 678 | 554 | ATLANTA | Georgia | US LEC OF GEORGIA, INC. | CLEC | More |
| 682 | 554 | ARLINGTON | Texas | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 701 | 554 | THOMPSON | North Dakota | MIDCONTINENT COMMUNICATIONS - ND | | More |
| 702 | 554 | LAS VEGAS | Nevada | MATRIX TELECOM, LLC. S/I/I TNCI - NV | CLEC | More |
| 703 | 554 | WASHINGTON ZONE 8 | District of Columbia | US LEC OF VIRGININA, LLC | CLEC | More |
| 704 | 554 | CHARLOTTE | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 705 | 554 | Levack | Ontario | MTS Allstream Inc. | CLEC | More |
| 706 | 554 | WAYNESBORO | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 707 | 554 | VALLEJO | California | PACIFIC BELL | RBOC | More |
| 708 | 554 | ELK GROVE | Illinois | LEVEL 3 COMMUNICATIONS, LLC - IL | CLEC | More |
| 709 | 554 | Baie Verte | Newfoundland | Bragg Communications Inc. | CLEC | More |
| 713 | 554 | HOUSTON | Texas | MATRIX TELECOM, LLC. S/I/I TNCI - TX | CLEC | More |
| 714 | 554 | GARDEN GROVE | California | PACIFIC BELL | RBOC | More |
| 715 | 554 | BALSAM LAKE | Wisconsin | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | WIRELESS PROV | More |
| 716 | 554 | RUSHVILLE | New York | ONVOY SPECTRUM, LLC | | More |
| 717 | 554 | HARRISBURG CITY ZON | Pennsylvania | METROPCS, INC. | | More |
| 718 | 554 | THOMAS ST | New York | PAETEC COMMUNICATIONS, INC. - NY | CLEC | More |
| 719 | 554 | COLORADO SPRINGS | Colorado | QWEST CORPORATION | RBOC | More |
| 720 | 554 | LITTLETON | Colorado | QWEST CORPORATION | RBOC | More |
| 724 | 554 | WASHINGTON | Pennsylvania | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 727 | 554 | CLEARWATER | Florida | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 731 | 554 | JACKSON | Tennessee | AENEAS COMMUNICATIONS, LLC - TN | | More |
| 732 | 554 | XXXXXXXXXX | New Jersey | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 734 | 554 | SOUTHFIELD | Michigan | GLOBAL CROSSING TELEMANAGEMENT, INC. - MI | CLEC | More |
| 740 | 554 | CHESTERHILL | Ohio | UNITED TEL. CO. OF OHIO DBA CENTURYLINK | IND. TELCO | More |
| 757 | 554 | NFKZ 2 | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 760 | 554 | EL CENTRO | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 762 | 554 | LYERLY | Georgia | TON80 COMMUNICATIONS, LLC | | More |
| 765 | 554 | KOKOMO | Indiana | AMERICAN MESSAGING SERVICES, LLC | | More |
| 770 | 554 | LOGANVILLE | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 773 | 554 | CHICGOZN03 | Illinois | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 774 | 554 | XXXXXXXXXX | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 775 | 554 | RENO | Nevada | LEVEL 3 COMMUNICATIONS, LLC - NV | CLEC | More |
| 778 | 554 | Vancouver | British Columbia | TELUS Mobility | WIRELESS PROV | More |
| 780 | 554 | Edmonton | Alberta | TELUS Mobility | WIRELESS PROV | More |
| 781 | 554 | XXXXXXXXXX | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 785 | 554 | TOPEKA | Kansas | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 786 | 554 | MIAMI | Florida | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 787 | 554 | SANTURCE | Puerto Rico | SUNCOM DBA T-MOBILE USA | PCS | More |
| 801 | 554 | SALT LAKE CITY | Utah | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 802 | 554 | PROCTORSVL | Vermont | COMCAST IP PHONE, LLC | | More |
| 803 | 554 | ROCK HILL | South Carolina | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 804 | 554 | CHESTER | Virginia | BANDWIDTH.COM CLEC, LLC - VA | | More |
| 805 | 554 | SHERMAN OAKS | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 806 | 554 | HAPPY | Texas | AMA COMM., LLC DBA AMA*TECHTEL COMMUNICATIONS-TX | | More |
| 808 | 554 | HONOLULU (OAHU ISLA | Hawaii | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 810 | 554 | WARREN | Michigan | NEW CINGULAR WIRELESS PCS, LLC - MI | WIRELESS PROV | More |
| 812 | 554 | BLOOMINGTON | Indiana | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN | WIRELESS PROV | More |
| 813 | 554 | WESTSIDE | Florida | FRONTIER FLORIDA LLC DBA FRONTIER COMM OF FLORIDA | IND. TELCO | More |
| 814 | 554 | HOLLIDYSBG | Pennsylvania | AT&T - LOCAL | CLEC | More |
| 815 | 554 | CHICAGO | Illinois | MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL | | More |
| 816 | 554 | KANSAS CITY LEES SU | Missouri | SOUTHWESTERN BELL | RBOC | More |
| 817 | 554 | DALLAS | Texas | CAPROCK TELECOMMUNICATIONS CORP. - TX | CLEC | More |
| 818 | 554 | LOS ANGELES | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 819 | 554 | Lac-Megantic | Quebec | 9163-7918 Quebec Inc | | More |
| 828 | 554 | CHEROKEE | North Carolina | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | IND. TELCO | More |
| 830 | 554 | BLANCO | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 832 | 554 | HOUSTON SUBURBAN | Texas | LEVEL 3 COMMUNICATIONS, LLC - TX | CLEC | More |
| 843 | 554 | CHARLESTON | South Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 845 | 554 | POUGHKEPSI | New York | BANDWIDTH.COM CLEC, LLC - NY | | More |
| 847 | 554 | WHEELING | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 850 | 554 | PENSACOLA | Florida | METROPCS, INC. | | More |
| 856 | 554 | XXXXXXXXXX | New Jersey | ONVOY SPECTRUM, LLC | | More |
| 857 | 554 | XXXXXXXXXX | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 858 | 554 | SAN DIEGO | California | PACIFIC BELL | RBOC | More |
| 859 | 554 | LEXINGTON | Kentucky | LEVEL 3 COMMUNICATIONS, LLC - KY | CLEC | More |
| 860 | 554 | HARTFORD | Connecticut | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 864 | 554 | GREENWOOD | South Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC | WIRELESS PROV | More |
| 870 | 554 | MOUNT HOLLY | Arkansas | SOUTHWESTERN BELL | RBOC | More |
| 901 | 554 | MEMPHIS | Tennessee | POWERTEL MEMPHIS LICENSES, INC. | WIRELESS PROV | More |
| 903 | 554 | COMMERCE | Texas | PEOPLES COMMUNICATION, INC. -TX | | More |
| 904 | 554 | JACKSONVILLE | Florida | METROPCS, INC. | | More |
| 905 | 554 | Markham | Ontario | Rogers Communications Partnership (Cable) | | More |
| 907 | 554 | MCCARTHY | Alaska | COPPER VALLEY TEL. COOP., INC. | IND. TELCO | More |
| 908 | 554 | LEBANON | New Jersey | TELEPORT COMMUNICATIONS AMERICA, LLC - NJ | CAP | More |
| 909 | 554 | COLTON | California | PACIFIC BELL | RBOC | More |
| 910 | 554 | JACKSONVILLE | North Carolina | SUNCOM DBA T-MOBILE USA | PCS | More |
| 912 | 554 | BRUNSWICK | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 914 | 554 | MOUNT KISCO | New York | ONVOY SPECTRUM, LLC | | More |
| 915 | 554 | TUSCOLA | Texas | TAYLOR TEL. COOP., INC. | IND. TELCO | More |
| 916 | 554 | SACRAMENTO | California | PACIFIC BELL | RBOC | More |
| 917 | 554 | MANHATTAN | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 918 | 554 | BRAGGS | Oklahoma | PEERLESS NETWORK OF OKLAHOMA, LLC - OK | | More |
| 919 | 554 | WAKE FOREST | North Carolina | CAROLINA TEL AND TEL CO., LLC DBA CENTURYLINK | IND. TELCO | More |
| 920 | 554 | APPLETON | Wisconsin | AMERICAN MESSAGING SERVICES, LLC | | More |
| 928 | 554 | CAMP VERDE | Arizona | QWEST CORPORATION | RBOC | More |
| 929 | 554 | NWYRCYZN06 | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
| 936 | 554 | NACOGDOCHES | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 937 | 554 | DAYTON | Ohio | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 941 | 554 | TAMPA | Florida | TELEPORT COMMUNICATIONS AMERICA, LLC - FL | CLEC | More |
| 949 | 554 | NEWPORT BEACH | California | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | | More |
| 951 | 554 | RIVERSIDE | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 954 | 554 | FORT LAUDERDALE | Florida | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 956 | 554 | BROWNSVILLE | Texas | SOUTHWESTERN BELL | RBOC | More |
| 970 | 554 | AKRON | Colorado | N.E. COLORADO CELLULAR, INC. | WIRELESS PROV | More |
| 972 | 554 | IRVING | Texas | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | IND. TELCO | More |
| 973 | 554 | XXXXXXXXXX | New Jersey | CABLEVISION LIGHTPATH, INC. - NJ | CLEC | More |
| 978 | 554 | XXXXXXXXXX | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 979 | 554 | DAMON | Texas | AWESOME PAGING, INC. | WIRELESS PROV | More |
| 989 | 554 | EAST TAWAS | Michigan | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
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