Area Code | Prefix | City/Switch Name (Click for city search) | State/Prov. Area Map | Telephone Company Web link | Telco Type | More Info |
|---|
| 201 | 527 | HACKENSACK | New Jersey | AT&T - LOCAL | CLEC | More |
| 202 | 527 | WSHNGTNZN1 | District of Columbia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC | WIRELESS PROV | More |
| 203 | 527 | WATERBURY | Connecticut | SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT | IND. TELCO | More |
| 205 | 527 | BIRMINGHAM | Alabama | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 206 | 527 | SEATTLE | Washington | QWEST CORPORATION | RBOC | More |
| 207 | 527 | NO NORWAY | Maine | OXFORD WEST TELEPHONE COMPANY | IND. TELCO | More |
| 208 | 527 | ARCO | Idaho | ALBION TELEPHONE CO. DBA ATC COMMUNICATIONS | IND. TELCO | More |
| 209 | 527 | MODESTO | California | PACIFIC BELL | RBOC | More |
| 210 | 527 | SANANTONIO | Texas | SOUTHWESTERN BELL | RBOC | More |
| 212 | 527 | NWYRCYZN01 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 213 | 527 | LOS ANGELES | California | METROPCS NETWORKS, LLC | | More |
| 214 | 527 | DALLAS | Texas | SOUTHWESTERN BELL | RBOC | More |
| 215 | 527 | LANSDALE | Pennsylvania | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | WIRELESS PROV | More |
| 216 | 527 | CLEVELAND | Ohio | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | WIRELESS PROV | More |
| 217 | 527 | SPRINGFLD | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 218 | 527 | DEERWOOD | Minnesota | CHARTER FIBERLINK, LLC - MN | | More |
| 224 | 527 | ELK GROVE | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 225 | 527 | DENHAM SPG | Louisiana | NUSO, LLC | | More |
| 229 | 527 | OCHLOCKNEE | Georgia | ONVOY, LLC - GA | | More |
| 231 | 527 | BIG RAPIDS | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 240 | 527 | HAGERSTOWN | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 248 | 527 | PONTIAC | Michigan | AMERICAN MESSAGING SERVICES, LLC | | More |
| 250 | 527 | Port Hardy | British Columbia | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
| 251 | 527 | ORANGE BCH | Alabama | SPRINT COMMUNICATIONS COMPANY, L.P. - AL | CLEC | More |
| 252 | 527 | KINSTON | North Carolina | CAROLINA TEL AND TEL CO., LLC DBA CENTURYLINK | IND. TELCO | More |
| 253 | 527 | TACOMA | Washington | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 254 | 527 | BARTLETT | Texas | SOUTHWESTERN BELL | RBOC | More |
| 256 | 527 | HUNTSVILLE | Alabama | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 260 | 527 | FREMONT | Indiana | LEVEL 3 COMMUNICATIONS, LLC - IN | CLEC | More |
| 262 | 527 | WAUKESHA | Wisconsin | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 267 | 527 | PHPHSBZN41 | Pennsylvania | HD CARRIER LLC | | More |
| 270 | 527 | BENTON | Kentucky | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 281 | 527 | HOUSTON | Texas | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 301 | 527 | GAITHERSBG | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 302 | 527 | FELTON | Delaware | CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - DE | CLEC | More |
| 303 | 527 | DENVER | Colorado | QWEST CORPORATION | RBOC | More |
| 304 | 527 | FOLLANSBEE | West Virginia | FRONTIER WEST VIRGINIA INC. | RBOC | More |
| 305 | 527 | NORTH DADE | Florida | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 306 | 527 | Regina | Saskatchewan | SaskTel Mobility | | More |
| 307 | 527 | CODY | Wyoming | QWEST CORPORATION | RBOC | More |
| 308 | 527 | SARGENT | Nebraska | NEBRASKA CENTRAL TEL. CO. | IND. TELCO | More |
| 309 | 527 | EL PASO | Illinois | CONSOLIDATED COMMUNICATIONS OF CENTRAL ILLINOIS | IND. TELCO | More |
| 310 | 527 | CMTN GRDN | California | PACIFIC BELL | RBOC | More |
| 312 | 527 | CHICGOZN01 | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 313 | 527 | DETROITZN2 | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 314 | 527 | LADUE | Missouri | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO | CLEC | More |
| 315 | 527 | UTICA | New York | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 317 | 527 | ACTON | Indiana | INDIANA BELL TEL CO INC | RBOC | More |
| 318 | 527 | NATCHITCHS | Louisiana | METROPCS, INC. | | More |
| 319 | 527 | WAPELLO | Iowa | LOUISA COMMUNICATIONS, LC - IA | CLEC | More |
| 320 | 527 | SAUKCENTRE | Minnesota | ONVOY, LLC - MN | | More |
| 321 | 527 | WINTERPARK | Florida | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 323 | 527 | LSAN DA 09 | California | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | CLEC | More |
| 330 | 527 | GARRETTSVL | Ohio | FRONTIER NORTH, INC. - OH | IND. TELCO | More |
| 334 | 527 | BRANTLEY | Alabama | CENTURYTEL TEL AL LLC (SOUTHERN) DBA CENTURYLINK | | More |
| 336 | 527 | ELKIN | North Carolina | CENTRAL TEL. CO. OF NC DBA CENTURYLINK | IND. TELCO | More |
| 337 | 527 | SULPHUR | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 346 | 527 | KATY | Texas | ONVOY, LLC - TX | | More |
| 347 | 527 | NWYRCYZN08 | New York | LEVEL 3 COMMUNICATIONS, LLC - NY | CLEC | More |
| 352 | 527 | BEVERLYHLS | Florida | CENTURYLINK OF FLORIDA, INC. (UNITED) | IND. TELCO | More |
| 360 | 527 | WHATCOMCTY | Washington | QWEST CORPORATION | RBOC | More |
| 361 | 527 | HEBBRONVL | Texas | SOUTHWESTERN BELL | RBOC | More |
| 385 | 527 | PAYSON | Utah | ONVOY, LLC - UT | | More |
| 386 | 527 | DAYTONABCH | Florida | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 401 | 527 | PROVIDENCE | Rhode Island | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 402 | 527 | SHELBY | Nebraska | WINDSTREAM NEBRASKA, INC. | IND. TELCO | More |
| 403 | 527 | MEDICINE HAT | Alberta | TELUS | IND. TELCO | More |
| 404 | 527 | ATLANTA | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 405 | 527 | PURCELL | Oklahoma | VALOR TELECOM TX.LP-OK DBA WINDSTREAM COMM SW | | More |
| 406 | 527 | SACO | Montana | NEMONT TEL COOP INC | IND. TELCO | More |
| 407 | 527 | ORLANDO | Florida | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 408 | 527 | SNJS NORTH | California | PACIFIC BELL | RBOC | More |
| 409 | 527 | NDLDPTNCHS | Texas | LEVEL 3 COMMUNICATIONS, LLC - TX | CLEC | More |
| 410 | 527 | COCKEYSVL | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 412 | 527 | PTTSBGZON1 | Pennsylvania | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | WIRELESS PROV | More |
| 413 | 527 | EASTHAMPTN | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 414 | 527 | MILWAUKZN1 | Wisconsin | WISCONSIN BELL INC | RBOC | More |
| 415 | 527 | SNFC CNTRL | California | LEVEL 3 TELECOM OF CALIFORNIA, LP - CA | CLEC | More |
| 416 | 527 | TORONTO | Ontario | Bell Mobility | WIRELESS PROV | More |
| 417 | 527 | BRANSON | Missouri | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO | | More |
| 418 | 527 | QUEBEC | Quebec | Bell Canada | IND. TELCO | More |
| 419 | 527 | MANSFIELD | Ohio | UNITED TEL. CO. OF OHIO DBA CENTURYLINK | IND. TELCO | More |
| 423 | 527 | CHATTNOOGA | Tennessee | COMMIO, LLC | | More |
| 424 | 527 | BEVERLYHLS | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 425 | 527 | BOTHELL | Washington | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 432 | 527 | WINK | Texas | SOUTHWESTERN BELL | RBOC | More |
| 435 | 527 | MONROE | Utah | QWEST CORPORATION | RBOC | More |
| 440 | 527 | WILLOUGHBY | Ohio | LEVEL 3 COMMUNICATIONS, LLC - OH | CLEC | More |
| 443 | 527 | BALTIMORE | Maryland | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WIRELESS PROV | More |
| 450 | 527 | Beloeil | Quebec | Videotron General Partnership | CLEC | More |
| 469 | 527 | FRISCO | Texas | CHARTER FIBERLINK TX-CCO, LLC - TX | | More |
| 470 | 527 | ATLANTA NW | Georgia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | WIRELESS PROV | More |
| 479 | 527 | FAYETTEVL | Arkansas | SOUTHWESTERN BELL | RBOC | More |
| 480 | 527 | PHOENIX | Arizona | BANDWIDTH.COM CLEC, LLC - AZ | | More |
| 484 | 527 | PHPHSBZN28 | Pennsylvania | CAVALIER TELEPHONE MID-ATLANTIC, LLC - PA | | More |
| 501 | 527 | FAYETTEVILLE | Arkansas | WINDSTREAM NUVOX ARKANSAS, LLC | CLEC | More |
| 502 | 527 | EMINENCE | Kentucky | PEERLESS NETWORK OF KENTUCKY, LLC - KY | | More |
| 503 | 527 | PORTLAND | Oregon | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 504 | 527 | NEWORLEANS | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 505 | 527 | LAS CRUCES | New Mexico | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NM | WIRELESS PROV | More |
| 507 | 527 | W CONCORD | Minnesota | CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN | | More |
| 508 | 527 | PEABODY | Massachusetts | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 509 | 527 | WALLAWALLA | Washington | QWEST CORPORATION | RBOC | More |
| 510 | 527 | OKLD BKLY | California | PACIFIC BELL | RBOC | More |
| 512 | 527 | AUSTIN | Texas | SOUTHWESTERN BELL | RBOC | More |
| 513 | 527 | CINCINNATI | Ohio | CINCINNATI BELL | IND. TELCO | More |
| 514 | 527 | MONTREAL | Quebec | Bell Canada | IND. TELCO | More |
| 515 | 527 | LYNNVILLE | Iowa | LYNNVILLE TELEPHONE COMPANY | IND. TELCO | More |
| 516 | 527 | SELDEN | New York | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 517 | 527 | HILLSDALE | Michigan | AMERICAN MESSAGING SERVICES, LLC | | More |
| 518 | 527 | ALBANY | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
| 519 | 527 | SEAFORTH | Ontario | Bell Canada | IND. TELCO | More |
| 520 | 527 | FLAGSTAFF | Arizona | ONVOY, LLC - AZ | | More |
| 530 | 527 | RED BLUFF | California | PACIFIC BELL | RBOC | More |
| 539 | 527 | SAND SPG | Oklahoma | TON80 COMMUNICATIONS, LLC | | More |
| 540 | 527 | ROANOKE | Virginia | LEVEL 3 COMMUNICATIONS, LLC - VA | CLEC | More |
| 541 | 527 | REDMOND | Oregon | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | | More |
| 559 | 527 | TERRABELLA | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
| 561 | 527 | BOCA RATON | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 562 | 527 | LONG BEACH | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 570 | 527 | POTTSVILLE | Pennsylvania | METROPCS, INC. | | More |
| 571 | 527 | WSNGTNZN08 | Virginia | COMCAST IP PHONE, LLC | | More |
| 573 | 527 | BIRCH TREE | Missouri | ONVOY, LLC - MO | | More |
| 574 | 527 | LEESBURG | Indiana | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN | WIRELESS PROV | More |
| 575 | 527 | LAS CRUCES | New Mexico | QWEST CORPORATION | RBOC | More |
| 580 | 527 | BEAVER | Oklahoma | PANHANDLE TELECOMMUNICATIONS SYSTEMS, INC. | | More |
| 585 | 527 | ROCHESTER | New York | FRONTIER TELEPHONE OF ROCHESTER, INC. | IND. TELCO | More |
| 586 | 527 | MT CLEMENS | Michigan | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | WIRELESS PROV | More |
| 601 | 527 | MERIDIAN | Mississippi | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 602 | 527 | PHOENIX | Arizona | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | WIRELESS PROV | More |
| 603 | 527 | LACONIA | New Hampshire | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | RBOC | More |
| 604 | 527 | NEW WESTMINSTER | British Columbia | TELUS | IND. TELCO | More |
| 605 | 527 | ARTESIAN | South Dakota | SANTEL COMMUNICATIONS COOPERATIVE, INC. - SD | IND. TELCO | More |
| 606 | 527 | STAFORDSVL | Kentucky | EAST KENTUCKY NETWRK, LLC DBA APPALACHIAN WIRELESS | WIRELESS PROV | More |
| 607 | 527 | CAMPBELL | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 608 | 527 | NEW GLARUS | Wisconsin | MT. VERNON TEL. CO. | IND. TELCO | More |
| 609 | 527 | HOPEWELL | New Jersey | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NJ | CLEC | More |
| 610 | 527 | PHPHSBZN25 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 612 | 527 | TWINCITIES | Minnesota | AMERICAN MESSAGING SERVICES, LLC | | More |
| 613 | 527 | MAXVILLE | Ontario | Bell Canada | IND. TELCO | More |
| 614 | 527 | HILLIARD | Ohio | OHIO BELL TEL CO | RBOC | More |
| 615 | 527 | GALLATIN | Tennessee | DELTACOM, INC. - TN | CLEC | More |
| 616 | 527 | IONIA | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 617 | 527 | NEWTON | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 618 | 527 | CARBONDALE | Illinois | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 619 | 527 | SNDG SNDG | California | PACIFIC BELL | RBOC | More |
| 620 | 527 | ROZEL | Kansas | GOLDEN BELT TEL. ASSN., INC. | IND. TELCO | More |
| 626 | 527 | EL MONTE | California | PACIFIC BELL | RBOC | More |
| 630 | 527 | NAPERVILLE | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 631 | 527 | E HAMPTON | New York | CABLEVISION LIGHTPATH, INC. - NY | CLEC | More |
| 636 | 527 | MANCHESTER | Missouri | SOUTHWESTERN BELL | RBOC | More |
| 641 | 527 | LYNNVILLE | Iowa | LYNNVILLE TELEPHONE COMPANY | IND. TELCO | More |
| 646 | 527 | NWYRCYZN01 | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 647 | 527 | Toronto | Ontario | Bell Mobility | WIRELESS PROV | More |
| 650 | 527 | MOUNTAIN VIEW | California | PACIFIC BELL | RBOC | More |
| 657 | 527 | ANAHEIM | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 660 | 527 | GREEN RIDGE | Missouri | EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO | IND. TELCO | More |
| 661 | 527 | BKFD SOUTH | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
| 662 | 527 | ROLLNGFORK | Mississippi | TELEPAK NETWORKS, INC. - MS | | More |
| 678 | 527 | ATLANTA | Georgia | WINDSTREAM NUVOX, INC. | CLEC | More |
| 681 | 527 | LOGAN | West Virginia | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 701 | 527 | BISMARCK | North Dakota | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 702 | 527 | LAS VEGAS | Nevada | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 703 | 527 | WASZ 8 | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 704 | 527 | CHARLOTTE | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 705 | 527 | MIDLAND | Ontario | Bell Canada | IND. TELCO | More |
| 706 | 527 | COLUMBUS | Georgia | METROPCS, INC. | | More |
| 707 | 527 | SANTA ROSA | California | PACIFIC BELL | RBOC | More |
| 708 | 527 | HARVEY | Illinois | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 709 | 527 | Brigus | Newfoundland | Bragg Communications Inc. | CLEC | More |
| 712 | 527 | GLENWOOD | Iowa | QWEST CORPORATION | RBOC | More |
| 713 | 527 | HOUSTON JACKSON | Texas | SOUTHWESTERN BELL | RBOC | More |
| 714 | 527 | ANAHEIM | California | PACIFIC BELL | RBOC | More |
| 715 | 527 | ANTIGO | Wisconsin | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | WIRELESS PROV | More |
| 716 | 527 | ROCHESTER | New York | PEERLESS NETWORK OF NEW YORK, LLC - NY | | More |
| 717 | 527 | PORT ROYAL | Pennsylvania | UNITED TEL CO. OF PENNSYLVANIA DBA CENTURYLINK | IND. TELCO | More |
| 718 | 527 | NYCZ 12 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 719 | 527 | COLORADO SPRINGS | Colorado | QWEST CORPORATION | RBOC | More |
| 720 | 527 | LITTLETON | Colorado | TELIAX, INC. - CO | | More |
| 724 | 527 | JEANNETTE | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 725 | 527 | LAUGHLIN | Nevada | ONVOY, LLC - NV | | More |
| 727 | 527 | SAINT PETERSBURG | Florida | FRONTIER FLORIDA LLC DBA FRONTIER COMM OF FLORIDA | IND. TELCO | More |
| 732 | 527 | WOODBRIDGE | New Jersey | LEVEL 3 COMMUNICATIONS, LLC - NJ | CLEC | More |
| 734 | 527 | ANN ARBOR | Michigan | TELNET WORLDWIDE, INC. | CLEC | More |
| 740 | 527 | HEBRON | Ohio | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH | CLEC | More |
| 757 | 527 | NORFOLK ZONE 2 | Virginia | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - VA | CLEC | More |
| 760 | 527 | SAN DIEGO | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
| 765 | 527 | NEW CASTLE | Indiana | INDIANA BELL TEL CO INC | RBOC | More |
| 770 | 527 | ATLANTA NORTHEAST | Georgia | POWERTEL ATLANTA LICENSES, INC. | WIRELESS PROV | More |
| 773 | 527 | ELK GROVE | Illinois | LEVEL 3 COMMUNICATIONS, LLC - IL | CLEC | More |
| 774 | 527 | HOLLISTON | Massachusetts | ONVOY, LLC - MA | | More |
| 775 | 527 | RENO | Nevada | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 778 | 527 | Radium | British Columbia | Shaw Telecom Inc. | | More |
| 780 | 527 | Peace River | Alberta | Bell Mobility | WIRELESS PROV | More |
| 781 | 527 | BOSTON(2) | Massachusetts | TC SYSTEMS, INC. | CAP | More |
| 785 | 527 | BELLEVILLE | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 786 | 527 | MIAMI | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 787 | 527 | TRUJILLO ALTO | Puerto Rico | PUERTO RICO TELCO DBA CLARO PUERTO RICO | WIRELESS PROV | More |
| 801 | 527 | SALT LAKE CITY | Utah | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 802 | 527 | SAINT ALBANS | Vermont | CONSOLIDATED COMMUNICATIONS OF VERMONT COMPANY | RBOC | More |
| 803 | 527 | GRANITEVILLE | Georgia | TIME WARNER CBLE INFO SVC (SC) DBA TIME WARNER CBL | | More |
| 804 | 527 | RICHMOND | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 805 | 527 | SIMI VALLEY | California | PACIFIC BELL | RBOC | More |
| 806 | 527 | CACTUS | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 808 | 527 | HONOLULU | Hawaii | HAWAIIAN TELCOM, INC. - HI | IND. TELCO | More |
| 810 | 527 | DETROIT | Michigan | TELEPORT COMMUNICATIONS GROUP AMERICA - MI | CAP | More |
| 812 | 527 | GREENSBURG | Indiana | FRONTIER NORTH, INC. - IN | IND. TELCO | More |
| 813 | 527 | TAMPANTH | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 814 | 527 | RIDGWAY | Pennsylvania | CORE COMMUNICATIONS, INC. - PA | | More |
| 815 | 527 | CHICAGO | Illinois | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CAP | More |
| 816 | 527 | KANSAS CITY MCGEE | Missouri | SOUTHWESTERN BELL | RBOC | More |
| 817 | 527 | IRVING | Texas | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 818 | 527 | NORTHRIDGE | California | METROPCS NETWORKS, LLC | | More |
| 819 | 527 | Val-D'Or | Quebec | TELUS Mobility | PCS | More |
| 828 | 527 | MARION | North Carolina | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 832 | 527 | HUMBLE | Texas | METROPCS, INC. | | More |
| 843 | 527 | GEORGETOWN | South Carolina | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - SC | IND. TELCO | More |
| 845 | 527 | NEWBURGH | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
| 847 | 527 | NORTHBROOK | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 850 | 527 | PANAMA CITY | Florida | POWERTEL JACKSONVILLE LICENSES, INC. | WIRELESS PROV | More |
| 856 | 527 | LAUREL SPRINGS | New Jersey | PAETEC COMMUNICATIONS, INC. - NJ | CLEC | More |
| 858 | 527 | SAN DIEGO | California | PACIFIC BELL | RBOC | More |
| 859 | 527 | FORD | Kentucky | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 860 | 527 | HARTFORD | Connecticut | SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT | IND. TELCO | More |
| 863 | 527 | AVON PARK | Florida | NOVUS COMMUNICATIONS, INC. - FL | | More |
| 864 | 527 | GREENVILLE | South Carolina | WINDSTREAM NUVOX, INC. | CLEC | More |
| 870 | 527 | BRINKLEY | Arkansas | E. RITTER COMMS DBA RITTER COMMUNICATIONS, INC. AR | | More |
| 901 | 527 | MEMPHIS | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 902 | 527 | BRIDGEWATER | Nova Scotia | Aliant Telecom (NS) | IND. TELCO | More |
| 903 | 527 | CADDO MILLS | Texas | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | IND. TELCO | More |
| 904 | 527 | JACKSONVL | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 905 | 527 | HAMILTON | Ontario | Bell Canada | IND. TELCO | More |
| 907 | 527 | NUNAPITCHUK | Alaska | UNITED UTILITIES, INC. | IND. TELCO | More |
| 908 | 527 | ELIZABETH | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 909 | 527 | RIVERSIDE | California | ONVOY, LLC - CA | | More |
| 910 | 527 | FAYETTEVILLE | North Carolina | SUNCOM DBA T-MOBILE USA | PCS | More |
| 912 | 527 | SAVANNAH | Georgia | LEVEL 3 COMMUNICATIONS, LLC - GA | CLEC | More |
| 914 | 527 | NANUET | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 915 | 527 | WINK | Texas | SOUTHWESTERN BELL | RBOC | More |
| 916 | 527 | SACRAMENTO | California | CENTURYLINK COMMUNICATIONS, LLC | | More |
| 917 | 527 | NYCZ 1 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 918 | 527 | TULSA | Oklahoma | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 919 | 527 | RALEIGH | North Carolina | SUNCOM DBA T-MOBILE USA | PCS | More |
| 920 | 527 | OSHKOSH | Wisconsin | WISCONSIN BELL INC | RBOC | More |
| 925 | 527 | WALNUT CREEK | California | UTILITY TELECOM GROUP, LLC - CA | | More |
| 928 | 527 | FLAGSTAFF | Arizona | QWEST CORPORATION | RBOC | More |
| 929 | 527 | NWYRCYZN09 | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 931 | 527 | LYNNVILLE | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 937 | 527 | CINCINNATI | Ohio | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 941 | 527 | TAMPA | Florida | MCI WORLDCOM COMMUNICATIONS, INC. - FL | CLEC | More |
| 945 | 527 | MCKINNEY | Texas | TON80 COMMUNICATIONS, LLC | | More |
| 949 | 527 | IRVINE | California | PAETEC COMMUNICATIONS, INC. - CA | CLEC | More |
| 951 | 527 | IDYLLWILD | California | LEVEL 3 COMMUNICATIONS, LLC - CA | CLEC | More |
| 954 | 527 | FORT LAUDERDALE | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 956 | 527 | WESLACO | Texas | BANDWIDTH.COM CLEC, LLC - TX | | More |
| 970 | 527 | PAONIA | Colorado | DELTA COUNTY TELE-COMM, INC. | IND. TELCO | More |
| 972 | 527 | PLANO | Texas | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | IND. TELCO | More |
| 973 | 527 | NETCONG | New Jersey | ATX TELECOMMUNICATIONS SERVICES, LTD. | | More |
| 978 | 527 | BOSTON | Massachusetts | GLOBAL CROSSING LOCAL SERVICES, INC. - MA | CLEC | More |
| 989 | 527 | LEWISTON | Michigan | ONVOY SPECTRUM, LLC | | More |
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