Area Code | Prefix | City/Switch Name (Click for city search) | State/Prov. Area Map | Telephone Company Web link | Telco Type | More Info |
|---|
| 201 | 858 | BAYONNE | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 202 | 858 | WSHNGTNZN1 | District of Columbia | ONVOY, LLC - DC | | More |
| 203 | 858 | NORWALK | Connecticut | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT | WIRELESS PROV | More |
| 204 | 858 | HARTNEY | Manitoba | MTS Inc. | IND. TELCO | More |
| 205 | 858 | COLUMBIANA | Alabama | BANDWIDTH.COM CLEC, LLC - AL | | More |
| 206 | 858 | SEATTLE | Washington | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | CLEC | More |
| 207 | 858 | SKOWHEGAN | Maine | CONSOLIDATED COMM OF NO. NEW ENGLAND-ME | RBOC | More |
| 208 | 858 | WELLESLEY | Washington | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | IND. TELCO | More |
| 209 | 858 | MANTECA | California | FRONTIER CALIFORNIA INC. | IND. TELCO | More |
| 210 | 858 | SANANTONIO | Texas | GRANDE COMMUNICATIONS NETWORKS, INC. - TX | CLEC | More |
| 212 | 858 | NWYRCYZN01 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 213 | 858 | LSAN DA 10 | California | LEVEL 3 TELECOM OF CALIFORNIA, LP - CA | CLEC | More |
| 214 | 858 | DALLAS | Texas | SOUTHWESTERN BELL | RBOC | More |
| 215 | 858 | PHPHSBZN33 | Pennsylvania | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 216 | 858 | CLEVELAND | Ohio | OHIO BELL TEL CO | RBOC | More |
| 217 | 858 | SPRINGFLD | Illinois | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CAP | More |
| 224 | 858 | HUNTLEY | Illinois | AT&T CORP. | | More |
| 229 | 858 | WHIGHAM | Georgia | SOUTHERN COMMUNICATIONS SERVICES, INC. | WIRELESS PROV | More |
| 240 | 858 | WSHNGTNZN2 | Maryland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD | WIRELESS PROV | More |
| 248 | 858 | PONTIAC | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 250 | 858 | Victoria | British Columbia | Bell Mobility | WIRELESS PROV | More |
| 252 | 858 | SEABOARD | North Carolina | BANDWIDTH.COM CLEC, LLC - NC | | More |
| 253 | 858 | GIG HARBOR | Washington | CENTURYTEL OF WASHINGTON, INC. DBA CENTURYLINK | IND. TELCO | More |
| 256 | 858 | HUNTSVILLE | Alabama | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 262 | 858 | CALEDONIA | Wisconsin | JSM TELE-PAGE INC. | WIRELESS PROV | More |
| 267 | 858 | PHLDLPHZN1 | Pennsylvania | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | WIRELESS PROV | More |
| 269 | 858 | THREERIVRS | Michigan | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | WIRELESS PROV | More |
| 270 | 858 | RUSSELLSPG | Kentucky | DUO COUNTY TEL. COOP., INC. | IND. TELCO | More |
| 281 | 858 | LANGHAMCRK | Texas | SOUTHWESTERN BELL | RBOC | More |
| 289 | 858 | Dundas | Ontario | Fibernetics Corporation | | More |
| 301 | 858 | WSNG238Z14 | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 302 | 858 | GEORGETOWN | Delaware | VERIZON DELAWARE, INC. | RBOC | More |
| 303 | 858 | DENVER | Colorado | QWEST CORPORATION | RBOC | More |
| 304 | 858 | PETERSTOWN | West Virginia | FIBERNET, LLC - WV | CLEC | More |
| 305 | 858 | MIAMI | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 306 | 858 | LUCKY LAKE | Saskatchewan | SaskTel | IND. TELCO | More |
| 307 | 858 | RIVERTON | Wyoming | UNION TELEPHONE COMPANY | | More |
| 308 | 858 | OCONTO | Nebraska | GREAT PLAINS COMMUNICATIONS, INC. | IND. TELCO | More |
| 309 | 858 | BLOOMINGTN | Illinois | STRATUS NETWORKS | | More |
| 310 | 858 | BEVERLYHLS | California | PACIFIC BELL | RBOC | More |
| 312 | 858 | CHICAGO ZONE 1 | Illinois | RCLEC, INC. | | More |
| 313 | 858 | DETROIT | Michigan | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | | More |
| 314 | 858 | SAINT LOUIS JEFFERS | Missouri | CHARTER FIBERLINK - MISSOURI, LLC - MO | | More |
| 315 | 858 | RICHFLDSPG | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 316 | 858 | WICHITA | Kansas | LEVEL 3 COMMUNICATIONS, LLC - KS | | More |
| 317 | 858 | BROWNSBURG | Indiana | INDIANA BELL TEL CO INC | RBOC | More |
| 318 | 858 | GRAND CANE | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 319 | 858 | KINGSTON | Iowa | MEDIAPOLIS TEL. CO. | IND. TELCO | More |
| 323 | 858 | LSAN DA 03 | California | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 330 | 858 | AKRON | Ohio | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | WIRELESS PROV | More |
| 334 | 858 | FLORALA | Alabama | CONSOLIDATED COMMUNICATIONS OF FLORIDA COMPANY | IND. TELCO | More |
| 336 | 858 | HIGH POINT | North Carolina | SUNCOM DBA T-MOBILE USA | PCS | More |
| 337 | 858 | YOUNGSVL | Louisiana | NETWORK TELEPHONE CORPORATION - LA | | More |
| 347 | 858 | NEW YORK | New York | METROPCS, INC. | | More |
| 360 | 858 | ROCHESTER | Washington | QWEST CORPORATION | RBOC | More |
| 401 | 858 | TIVERTON | Rhode Island | ONVOY, LLC - RI | | More |
| 402 | 858 | LINCOLN | Nebraska | LEVEL 3 COMMUNICATIONS, LLC - NE | | More |
| 403 | 858 | CHAUVIN | Alberta | TELUS | IND. TELCO | More |
| 404 | 858 | ATLANTA | Georgia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | WIRELESS PROV | More |
| 405 | 858 | BRITTON | Oklahoma | SOUTHWESTERN BELL | RBOC | More |
| 406 | 858 | KALISPELL | Montana | DISH WIRELESS, LLC | | More |
| 407 | 858 | ORLANDO | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 408 | 858 | SNJS WEST | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 409 | 858 | WILDWOOD | Texas | LEVEL 3 COMMUNICATIONS, LLC - TX | CLEC | More |
| 410 | 858 | ANNAPOLIS | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 412 | 858 | PTGSBNZN22 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 413 | 858 | SPRINGFLD | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 414 | 858 | MILWAUKZN3 | Wisconsin | TDS METROCOM, INC. - WI | CLEC | More |
| 415 | 858 | NOVATO | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 416 | 858 | TORONTO | Ontario | Fido Solutions Inc. | | More |
| 417 | 858 | SHELL KNOB | Missouri | CENTURYTEL MISSOURI LLC (SOUTHWEST)DBA CENTURYLINK | | More |
| 418 | 858 | LEVIS | Quebec | TELUS Mobility | PCS | More |
| 419 | 858 | TOLEDO | Ohio | BUCKEYE TELESYSTEM, INC. - OH | CAP | More |
| 423 | 858 | BLOUNTVL | Tennessee | ONVOY, LLC - TN | | More |
| 440 | 858 | DORSET | Ohio | WINDSTREAM WESTERN RESERVE, INC. | IND. TELCO | More |
| 443 | 858 | BALTIMORE | Maryland | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WIRELESS PROV | More |
| 450 | 858 | St-Jerome | Quebec | Bell Mobility | WIRELESS PROV | More |
| 469 | 858 | GRANDPRARI | Texas | TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL | | More |
| 470 | 858 | ATLANTA NW | Georgia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | WIRELESS PROV | More |
| 478 | 858 | MACON | Georgia | GLOBAL NAPS GEORGIA, INC. - GA | | More |
| 479 | 858 | RUSSELLVL | Arkansas | CENTURYTEL NW AR-RUSSELVL DBA CENTURYLINK-RUSSELLV | | More |
| 480 | 858 | PHOENIX | Arizona | QWEST CORPORATION | RBOC | More |
| 484 | 858 | HELLERTOWN | Pennsylvania | BANDWIDTH.COM CLEC, LLC - PA | | More |
| 501 | 858 | BEEBE | Arkansas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AR | WIRELESS PROV | More |
| 502 | 858 | BLOOMFIELD | Kentucky | TELNYX LLC | | More |
| 503 | 858 | BEAVERTON | Oregon | LEVEL 3 TELECOM OF OREGON, LLC - OR | CLEC | More |
| 504 | 858 | NEWORLEANS | Louisiana | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 505 | 858 | ALBUQURQUE | New Mexico | QWEST CORPORATION | RBOC | More |
| 506 | 858 | MONCTON | New Brunswick | Aliant Telecom(NB) | IND. TELCO | More |
| 507 | 858 | WINONA | Minnesota | YMAX COMMUNICATIONS CORP. - MN | | More |
| 508 | 858 | NEWBEDFORD | Massachusetts | GLOBAL CROSSING LOCAL SERVICES, INC. - MA | CLEC | More |
| 510 | 858 | OKLD MN-PD | California | METROPCS, INC. | | More |
| 512 | 858 | DRIPPNGSPG | Texas | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | IND. TELCO | More |
| 513 | 858 | HAMILTON | Ohio | CINCINNATI BELL | IND. TELCO | More |
| 514 | 858 | MONTREAL | Quebec | Bell Canada | IND. TELCO | More |
| 515 | 858 | OGDEN | Iowa | EXIANT COMMUNICATIONS LLC | | More |
| 516 | 858 | NASSAUZN01 | New York | LEVEL 3 COMMUNICATIONS, LLC - NY | CLEC | More |
| 517 | 858 | BRONSON | Michigan | LEVEL 3 COMMUNICATIONS, LLC - MI | CLEC | More |
| 518 | 858 | ALBANY | New York | METROPCS, INC. | | More |
| 519 | 858 | LONDON | Ontario | Bell Canada | IND. TELCO | More |
| 520 | 858 | SELIGMAN | Arizona | QWEST CORPORATION | RBOC | More |
| 540 | 858 | GORE | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 541 | 858 | MEDFORD | Oregon | QWEST CORPORATION | RBOC | More |
| 559 | 858 | AVENAL | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 561 | 858 | WPALMBEACH | Florida | ONVOY, LLC - FL | | More |
| 562 | 858 | CMTN GRDN | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 570 | 858 | LOCK HAVEN | Pennsylvania | AMERICELL PA-3 LIMITED PARTNERSHIP | | More |
| 571 | 858 | WSNGTNZN08 | Virginia | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 573 | 858 | TIMBER | Missouri | SPECTRA COMMUNICATIONS GROUP, LLC DBA CENTURYLINK | | More |
| 574 | 858 | ATWOOD | Indiana | FRONTIER NORTH, INC.. - IN | IND. TELCO | More |
| 575 | 858 | ALBUQUERQUE | New Mexico | US WEST COMMUNICATIONS - MOUNTAIN BELL - NM | RBOC | More |
| 580 | 858 | BATTIEST | Oklahoma | PINE TELEPHONE COMPANY DBA PINE CELL PHONES, INC. | | More |
| 585 | 858 | BELFAST | New York | ONVOY SPECTRUM, LLC | | More |
| 601 | 858 | GEORGETOWN | Mississippi | GEORGETOWN TEL. CO. | IND. TELCO | More |
| 602 | 858 | PHOENIX | Arizona | ONVOY, LLC - AZ | | More |
| 603 | 858 | MANCHESTER | New Hampshire | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 604 | 858 | CHILLIWACK | British Columbia | TELUS | IND. TELCO | More |
| 605 | 858 | RAPID CITY | South Dakota | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 608 | 858 | MIDDLETON | Wisconsin | MID-PLAINS TEL., INC. | IND. TELCO | More |
| 609 | 858 | TRENTON | New Jersey | PAETEC COMMUNICATIONS, INC. - NJ | CLEC | More |
| 610 | 858 | BIRDSBORO | Pennsylvania | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | WIRELESS PROV | More |
| 612 | 858 | MNPZ 7 | Minnesota | US WEST COMMUNICATIONS - NORTHWESTERN BELL - MN | RBOC | More |
| 613 | 858 | Ottawa-Hull | Ontario | Bell Mobility | WIRELESS PROV | More |
| 614 | 858 | GAHANNA | Ohio | LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - OH | | More |
| 615 | 858 | NASHVILLE | Tennessee | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TN | CLEC | More |
| 616 | 858 | HASTINGS | Michigan | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 617 | 858 | CAMBRIDGE | Massachusetts | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 618 | 858 | COLLINSVL | Illinois | DISH WIRELESS, LLC | | More |
| 619 | 858 | SNDG SNDG | California | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | CLEC | More |
| 626 | 858 | COVINA | California | FRONTIER CALIFORNIA INC. | IND. TELCO | More |
| 630 | 858 | GLEN ELLYN | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 631 | 858 | COMMACK | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 636 | 858 | HARVESTER | Missouri | ST LOUIS ELECTRONICS COMMICATIONS CORP | WIRELESS PROV | More |
| 641 | 858 | ELDORA | Iowa | HEART OF IOWA COMMUNICATIONS COOPERATIVE - IA | IND. TELCO | More |
| 646 | 858 | NWYRCYZN01 | New York | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | WIRELESS PROV | More |
| 647 | 858 | Toronto | Ontario | Public Mobile Incorporated | | More |
| 650 | 858 | PALO ALTO | California | PACIFIC BELL | RBOC | More |
| 651 | 858 | RED WING | Minnesota | CONSOLIDATED COMMUNICATIONS ENTERPRISE SVCS-MN | CLEC | More |
| 660 | 858 | FLORENCE | Missouri | WINDSTREAM MISSOURI, INC. | IND. TELCO | More |
| 661 | 858 | BAKERSFIELD | California | PACIFIC BELL | RBOC | More |
| 662 | 858 | WINONA | Mississippi | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS | WIRELESS PROV | More |
| 678 | 858 | ATLANTA | Georgia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | WIRELESS PROV | More |
| 681 | 858 | CHRLSTNZN1 | West Virginia | CORETEL WEST VIRGINIA, INC. - WV | | More |
| 701 | 858 | MINOT | North Dakota | SRT COMMUNICATIONS, INC. | IND. TELCO | More |
| 702 | 858 | LAS VEGAS | Nevada | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 703 | 858 | LEESBURG | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 704 | 858 | LOCUST | North Carolina | SUNCOM DBA T-MOBILE USA | PCS | More |
| 705 | 858 | CAPREOL | Ontario | Bell Canada | IND. TELCO | More |
| 706 | 858 | CHATTANOOGA | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 707 | 858 | SANTA ROSA | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 708 | 858 | LANSING | Illinois | BANDWIDTH.COM CLEC, LLC - IL | | More |
| 709 | 858 | Carmanville | Newfoundland | Bragg Communications Inc. | CLEC | More |
| 712 | 858 | SUPERIOR | Iowa | SUPERIOR TEL. COOP. | IND. TELCO | More |
| 713 | 858 | HOUSTON | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 714 | 858 | ANAHEIM | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 715 | 858 | EAU CLAIRE | Wisconsin | WISCONSIN BELL INC | RBOC | More |
| 716 | 858 | BUFFALO | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 717 | 858 | YORK | Pennsylvania | D&E/OMNIPOINT WIREL JOINT VENT LP DBA PCS ONE | PCS | More |
| 718 | 858 | NYCZ 6 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 720 | 858 | AURORA | Colorado | QWEST CORPORATION | RBOC | More |
| 724 | 858 | GREENSBURG | Pennsylvania | LEVEL 3 COMMUNICATIONS, LLC - PA | CLEC | More |
| 727 | 858 | NEW PORT RICHEY | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 731 | 858 | SARDIS | Tennessee | TENNESSEE TEL. CO. | IND. TELCO | More |
| 732 | 858 | FREEHOLD | New Jersey | BANDWIDTH.COM CLEC, LLC - NJ | | More |
| 734 | 858 | DETROIT | Michigan | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | | More |
| 740 | 858 | WEST PORTSMOUTH | Ohio | FRONTIER NORTH, INC. - OH | IND. TELCO | More |
| 757 | 858 | NFKZ 2 | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 760 | 858 | HAVASU LANDING | California | FRONTIER COMMUNICATIONS OF THE SOUTHWEST INC. - CA | | More |
| 770 | 858 | SMYRNA | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 773 | 858 | CHICAGO ZONE 2 | Illinois | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 775 | 858 | RENO | Nevada | NEVADA BELL | RBOC | More |
| 778 | 858 | New Westminster | British Columbia | Fido Solutions Inc. | | More |
| 780 | 858 | CHAUVIN | Alberta | TELUS | IND. TELCO | More |
| 781 | 858 | WALTHAM | Massachusetts | METROPCS, INC. | | More |
| 785 | 858 | DUBOIS-SOUTH DUBOIS | Nebraska | WINDSTREAM NEBRASKA, INC. | IND. TELCO | More |
| 786 | 858 | MIAMI | Florida | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | WIRELESS PROV | More |
| 787 | 858 | VEGA BAJA | Puerto Rico | PUERTO RICO TEL. CO. | IND. TELCO | More |
| 801 | 858 | SALT LAKE | Utah | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | CLEC | More |
| 802 | 858 | UNDERHILL | Vermont | LEVEL 3 COMMUNICATIONS, LLC - VT | | More |
| 803 | 858 | PONDBRANCH | South Carolina | SOUTH CAROLINA TELECOMM GRP HOLDINGS, LLC - SC | | More |
| 804 | 858 | MIDLOTHIAN | Virginia | CAVALIER TELEPHONE, LLC - VA | CLEC | More |
| 805 | 858 | SNLUSOBSPO | California | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 808 | 858 | HONOLULU (OAHU ISLA | Hawaii | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 810 | 858 | PORT HURON | Michigan | METROPCS, INC. | | More |
| 812 | 858 | NEWBURGH | Indiana | INDIANA BELL TEL CO INC | RBOC | More |
| 813 | 858 | TAMPACEN | Florida | METROPCS, INC. | | More |
| 814 | 858 | DUBOIS | Pennsylvania | FIBERNET TELECOMMUNICATIONS OF PENNSYLVANIA LLC PA | | More |
| 815 | 858 | ELIZABETH | Illinois | FRONTIER NORTH, INC. - IL | IND. TELCO | More |
| 816 | 858 | PLATTE CITY | Missouri | EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO | IND. TELCO | More |
| 817 | 858 | FORT WORTH EULESS | Texas | SOUTHWESTERN BELL | RBOC | More |
| 818 | 858 | GLENDALE | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
| 819 | 858 | SOUTH DURHAM | Quebec | Bell Canada | IND. TELCO | More |
| 832 | 858 | HOUSTON | Texas | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 838 | 858 | HAGUE | New York | ONVOY SPECTRUM, LLC | | More |
| 843 | 858 | HARTSVILLE | South Carolina | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC | WIRELESS PROV | More |
| 845 | 858 | PORT JERVIS | New York | CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY | IND. TELCO | More |
| 847 | 858 | CHICAGO | Illinois | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 848 | 858 | KEYPORT | New Jersey | ONVOY SPECTRUM, LLC | | More |
| 850 | 858 | PENSACOLA | Florida | HARBOR COMMUNICATIONS, LLC - FL | | More |
| 854 | 858 | MTPLEASANT | South Carolina | ONVOY, LLC - SC | | More |
| 856 | 858 | COLLINGSWOOD | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 857 | 858 | NEWTON | Massachusetts | ONVOY, LLC - MA | | More |
| 858 | 858 | SNDG SNDG | California | ONVOY SPECTRUM, LLC | | More |
| 859 | 858 | WILMORE | Kentucky | WINDSTREAM KENTUCKY EAST, INC. - LEXINGTON | | More |
| 860 | 858 | STAMFORD | Connecticut | GLOBAL CROSSING LOCAL SERVICES, INC. - CT | | More |
| 862 | 858 | MENDHAM | New Jersey | ONVOY SPECTRUM, LLC | | More |
| 863 | 858 | LAKELAND | Florida | FRONTIER FLORIDA LLC DBA FRONTIER COMM OF FLORIDA | IND. TELCO | More |
| 864 | 858 | CLEMSON | South Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 870 | 858 | PIGGOTT | Arkansas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 902 | 858 | HUBBARDS | Nova Scotia | Bragg Communications Inc. | CLEC | More |
| 903 | 858 | RED SPRINGS | Texas | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | IND. TELCO | More |
| 904 | 858 | JACKSONVILLE | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 905 | 858 | STREETSVILLE | Ontario | Bell Canada | IND. TELCO | More |
| 907 | 858 | CHEVAK | Alaska | UNITED UTILITIES, INC. | IND. TELCO | More |
| 908 | 858 | SOMERVILLE | New Jersey | FUSION, LLC | | More |
| 909 | 858 | LOS ANGELES | California | FRACTEL, LLC | | More |
| 910 | 858 | PARKTON | North Carolina | CAROLINA TEL AND TEL CO., LLC DBA CENTURYLINK | IND. TELCO | More |
| 912 | 858 | ELLABELL | Georgia | PEMBROKE TEL. CO., INC. | IND. TELCO | More |
| 915 | 858 | EL PASO YSLETA | Texas | SOUTHWESTERN BELL | RBOC | More |
| 916 | 858 | FAIR OAKS | California | PACIFIC BELL | RBOC | More |
| 917 | 858 | NEW YORK CITY ZONE | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 918 | 858 | TULSA | Oklahoma | LEVEL 3 TELECOM OF OKLAHOMA, LLC - OK | CLEC | More |
| 919 | 858 | RALEIGH | North Carolina | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 920 | 858 | APPLETON | Wisconsin | UNITED STATES CELLULAR - WI | WIRELESS PROV | More |
| 925 | 858 | DUBLIN-SAN RAMON | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 928 | 858 | SELIGMAN | Arizona | TABLE TOP TELEPHONE COMPANY | IND. TELCO | More |
| 931 | 858 | BAXTER | Tennessee | TWIN LAKES TEL. COOP. CORP. | IND. TELCO | More |
| 936 | 858 | ALTO | Texas | CONSOLIDATED COMMUNICATIONS OF TEXAS COMPANY | IND. TELCO | More |
| 937 | 858 | MANCHESTER (ADAMS) | Ohio | TSC COMMUNICATIONS, INC. - OH | | More |
| 949 | 858 | RANCHO SANTA MARGAR | California | PACIFIC BELL | RBOC | More |
| 951 | 858 | CORONA | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 952 | 858 | MNPZ 7 | Minnesota | QWEST CORPORATION | RBOC | More |
| 954 | 858 | FORT LAUDERDALE | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 970 | 858 | FRUITA | Colorado | QWEST CORPORATION | RBOC | More |
| 972 | 858 | DALLAS TAYLOR | Texas | SOUTHWESTERN BELL | RBOC | More |
| 973 | 858 | WEST MILFORD | New Jersey | LEVEL 3 COMMUNICATIONS, LLC - NJ | CLEC | More |
| 978 | 858 | LOWELL | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 980 | 858 | NEWTON | North Carolina | PEERLESS NETWORK OF NORTH CAROLINA, LLC - NC | | More |
| 985 | 858 | HOUMA | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 989 | 858 | GAYLORD | Michigan | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
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