Area Code | Prefix | City/Switch Name (Click for city search) | State/Prov. Area Map | Telephone Company Web link | Telco Type | More Info |
|---|
| 201 | 328 | CLIFFSIDE | New Jersey | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 202 | 328 | WSHNGTNZN1 | District of Columbia | VERIZON WASHINGTON DC, INC. | RBOC | More |
| 203 | 328 | STAMFORD | Connecticut | SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT | IND. TELCO | More |
| 204 | 328 | RIVERS | Manitoba | MTS Inc. | IND. TELCO | More |
| 205 | 328 | BIRMINGHAM | Alabama | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 206 | 328 | SEATTLE | Washington | QWEST CORPORATION | RBOC | More |
| 207 | 328 | LIMESTONE | Maine | CONSOLIDATED COMM OF NO. NEW ENGLAND-ME | RBOC | More |
| 208 | 328 | SPRINGFLD | Idaho | ZIPLY FIBER IDAHO, LLC DBA ZIPLY FIBER | IND. TELCO | More |
| 209 | 328 | MANTECA | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 210 | 328 | SANANTONIO | Texas | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | WIRELESS PROV | More |
| 212 | 328 | NWYRCYZN01 | New York | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | CLEC | More |
| 213 | 328 | LSAN DA 01 | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
| 214 | 328 | DALLAS | Texas | SOUTHWESTERN BELL | RBOC | More |
| 215 | 328 | PHPHSBZN39 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 216 | 328 | INDEPNDNCE | Ohio | OHIO BELL TEL CO | RBOC | More |
| 217 | 328 | CHAMPAURBN | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 218 | 328 | GRAND RPDS | Minnesota | QWEST CORPORATION | RBOC | More |
| 219 | 328 | KOUTS | Indiana | DISH WIRELESS, LLC | | More |
| 223 | 328 | THOMPSONTN | Pennsylvania | ONVOY, LLC - PA | | More |
| 224 | 328 | WINNETKA | Illinois | ONVOY, LLC | | More |
| 225 | 328 | BATONROUGE | Louisiana | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 226 | 328 | Rockwood | Ontario | Execulink Telecom Inc. | IND. TELCO | More |
| 228 | 328 | GULFPORT | Mississippi | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 229 | 328 | CAMILLA | Georgia | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 231 | 328 | MERRITT | Michigan | CENTURYTEL OF MICHIGAN, INC. DBA CENTURYLINK | IND. TELCO | More |
| 234 | 328 | YOUNGSTOWN | Ohio | NUSO, LLC | | More |
| 239 | 328 | FORT MYERS | Florida | HD CARRIER LLC | | More |
| 240 | 328 | WSNGTNZN10 | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 248 | 328 | HOLLY | Michigan | MICHIGAN BELL TEL CO | RBOC | More |
| 250 | 328 | Penticton | British Columbia | Bell Mobility | WIRELESS PROV | More |
| 251 | 328 | FLOMATON | Alabama | CSC WIRELESS, LLC | | More |
| 252 | 328 | GREENVILLE | North Carolina | US LEC OF NORTH CAROLINA, INC. | CLEC | More |
| 253 | 328 | TACOMA | Washington | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA | | More |
| 254 | 328 | RISINGSTAR | Texas | VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW | | More |
| 256 | 328 | GADSDEN | Alabama | POWERTEL BIRMINGHAM LICENSES, INC. | WIRELESS PROV | More |
| 260 | 328 | FORT WAYNE | Indiana | HD CARRIER LLC | | More |
| 262 | 328 | HUBERTUS | Wisconsin | GLOBAL CROSSING TELEMANAGEMENT, INC. - WI | CLEC | More |
| 267 | 328 | LANSDALE | Pennsylvania | US LEC OF PENNSYLVANIA, INC. | CLEC | More |
| 269 | 328 | BENTON HBR | Michigan | AMERICAN MESSAGING SERVICES, LLC | | More |
| 270 | 328 | SEDALIA | Kentucky | WEST KENTUCKY RURAL TEL | IND. TELCO | More |
| 272 | 328 | PITTSTON | Pennsylvania | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 276 | 328 | WISE | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 281 | 328 | CROSBY | Texas | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | IND. TELCO | More |
| 289 | 328 | Malton | Ontario | Distributel | | More |
| 301 | 328 | WSHNGTNZN3 | District of Columbia | COMCAST IP PHONE, LLC | | More |
| 302 | 328 | NEW CASTLE | Delaware | VERIZON DELAWARE, INC. | RBOC | More |
| 303 | 328 | DENVER | Colorado | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 304 | 328 | MT MORRIS | West Virginia | CITIZENS TEL CO OF WV DBA FRONTIER OF WV | IND. TELCO | More |
| 305 | 328 | PERRINE | Florida | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - FL | CLEC | More |
| 306 | 328 | ELFROS | Saskatchewan | SaskTel | IND. TELCO | More |
| 307 | 328 | RAWLINS | Wyoming | QWEST CORPORATION | RBOC | More |
| 308 | 328 | NO HERNDON | Kansas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 309 | 328 | NORTHPEKIN | Illinois | BANDWIDTH.COM CLEC, LLC - IL | | More |
| 310 | 328 | TORRANCE | California | PACIFIC BELL | RBOC | More |
| 312 | 328 | CHICGOZN01 | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 313 | 328 | DETROITZN5 | Michigan | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 314 | 328 | ST. CHARLES | Missouri | CHARTER FIBERLINK - MISSOURI, LLC - MO | | More |
| 315 | 328 | NICHOLVL | New York | NICHOLVILLE TEL. CO., INC. | IND. TELCO | More |
| 316 | 328 | TOWANDA | Kansas | SPRINT SPECTRUM L.P. | PCS | More |
| 317 | 328 | INDIANAPLS | Indiana | INDIANA BELL TEL CO INC | RBOC | More |
| 318 | 328 | SUGARTOWN | Louisiana | ELIZABETH TEL. CO. | IND. TELCO | More |
| 319 | 328 | NEWHALL | Iowa | MCC TELEPHONY OF IOWA, LLC - IA | | More |
| 320 | 328 | BROWNTON | Minnesota | CENTURYLINK OF MINNESOTA, INC. | IND. TELCO | More |
| 321 | 328 | COCOABEACH | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 323 | 328 | LSAN DA 11 | California | PAETEC COMMUNICATIONS, INC. - CA | CLEC | More |
| 325 | 328 | WATER VLY | Texas | TELNYX LLC | | More |
| 330 | 328 | AKRON | Ohio | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 334 | 328 | MONTGOMERY | Alabama | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 336 | 328 | ASHEBORO | North Carolina | CENTRAL TEL. CO. OF NC DBA CENTURYLINK | IND. TELCO | More |
| 337 | 328 | SUGARTOWN | Louisiana | ELIZABETH TEL. CO. | IND. TELCO | More |
| 346 | 328 | SPRING | Texas | TELEPORT COMMUNICATIONS AMERICA, LLC - TX | CAP | More |
| 347 | 328 | NWYRCYZN06 | New Jersey | LEVEL 3 COMMUNICATIONS, LLC - NY | CLEC | More |
| 352 | 328 | GAINESVL | Florida | POWERTEL JACKSONVILLE LICENSES, INC. | WIRELESS PROV | More |
| 360 | 328 | SILVERDALE | Washington | MCLEODUSA TELECOMMUNICATION SERVICES, INC. - WA | | More |
| 361 | 328 | SEADRIFT | Texas | AWESOME PAGING, INC. | WIRELESS PROV | More |
| 385 | 328 | AMERCNFORK | Utah | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 386 | 328 | PALATKA | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 401 | 328 | PROVIDENCE | Rhode Island | COMMIO, LLC | | More |
| 402 | 328 | LINCOLN | Nebraska | WINDSTREAM NEBRASKA, INC. | IND. TELCO | More |
| 403 | 328 | LETHBRIDGE | Alberta | TELUS | IND. TELCO | More |
| 404 | 328 | ATLANTA | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 405 | 328 | CHANDLER | Oklahoma | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OK | | More |
| 406 | 328 | ABSAROKEE | Montana | PROJECT TEL. CO., INC. | IND. TELCO | More |
| 407 | 328 | SANFORD | Florida | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 408 | 328 | SUNNYVALE | California | PACIFIC BELL | RBOC | More |
| 409 | 328 | HTCHCCKSNF | Texas | ONVOY, LLC - TX | | More |
| 410 | 328 | BALTIMORE | Maryland | VERIZON MARYLAND, INC. | RBOC | More |
| 412 | 328 | PITTSBURGH ZONE 4 | Pennsylvania | ONVOY, LLC - PA | | More |
| 413 | 328 | SPRINGFLD | Massachusetts | BROADVIEW NETWORKS, INC. - MA | | More |
| 414 | 328 | MILWAUKZN1 | Wisconsin | WISCONSIN BELL INC | RBOC | More |
| 415 | 328 | NOVATO | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 416 | 328 | TORONTO | Ontario | Bell Canada | IND. TELCO | More |
| 417 | 328 | BOLIVAR | Missouri | WINDSTREAM MISSOURI, INC. | IND. TELCO | More |
| 418 | 328 | ST STANISLAS DE CHA | Quebec | TELUS Quebec | IND. TELCO | More |
| 419 | 328 | TOLEDO | Ohio | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 423 | 328 | JOHNSON CY | Tennessee | COMCAST IP PHONE, LLC | | More |
| 424 | 328 | LOMITA | California | CENTURYLINK COMMUNICATIONS, LLC | | More |
| 425 | 328 | EVERETT | Washington | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 430 | 328 | BROWNSBORO | Texas | ONVOY, LLC - TX | | More |
| 432 | 328 | CRANE | Texas | CEBRIDGE TELECOM TX , L.P. - TX | | More |
| 434 | 328 | CHARLOTSVL | Virginia | CENTURYLINK COMMUNICATIONS, LLC | | More |
| 435 | 328 | DELTA | Utah | WESTERN WIRELESS CORPORATION-UT | WIRELESS PROV | More |
| 440 | 328 | ELYRIA | Ohio | WINDSTREAM OHIO, LLC | IND. TELCO | More |
| 442 | 328 | LONE PINE | California | TWILIO INTERNATIONAL, INC. | | More |
| 443 | 328 | SYKESVILLE | Maryland | CTC COMMUNICATIONS CORP. - MD | CLEC | More |
| 450 | 328 | Pont-Viau | Quebec | Iristel Inc. | | More |
| 463 | 328 | CARMEL | Indiana | TON80 COMMUNICATIONS, LLC | | More |
| 469 | 328 | GRANDPRARI | Texas | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 470 | 328 | ATLANTA NE | Georgia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | WIRELESS PROV | More |
| 475 | 328 | DARIEN | Connecticut | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT | CAP | More |
| 478 | 328 | WARNERRBNS | Georgia | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | RBOC | More |
| 479 | 328 | MORROW | Arkansas | LEVEL 3 COMMUNICATIONS, LLC - AR | | More |
| 480 | 328 | PHOENIX | Arizona | AMERICAN MESSAGING SERVICES, LLC | WIRELESS PROV | More |
| 484 | 328 | PHPHSBZN28 | Pennsylvania | GLOBAL CROSSING LOCAL SERVICES, INC. - PA | CLEC | More |
| 501 | 328 | CONWAY | Arkansas | SOUTHWESTERN BELL | RBOC | More |
| 502 | 328 | GHENT | Kentucky | WIN.NET TELECOMMUNICATIONS, INC. - KY | | More |
| 503 | 328 | GRESHAM | Oregon | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | CLEC | More |
| 504 | 328 | NEWORLEANS | Louisiana | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 505 | 328 | ALBUQURQUE | New Mexico | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NM | WIRELESS PROV | More |
| 506 | 328 | WOODSTOCK | New Brunswick | Aliant Telecom(NB) | IND. TELCO | More |
| 507 | 328 | ROCHESTER | Minnesota | AT&T - LOCAL | CLEC | More |
| 508 | 328 | HOPKINTON | Massachusetts | METROPCS, INC. | | More |
| 509 | 328 | SPOKANE | Washington | QWEST CORPORATION | RBOC | More |
| 510 | 328 | OKLD MN-PD | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 512 | 328 | AUSTIN | Texas | SOUTHWESTERN BELL | RBOC | More |
| 513 | 328 | CINCINNATI | Ohio | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 514 | 328 | MONTREAL | Quebec | Bell Canada | IND. TELCO | More |
| 515 | 328 | RANDALL | Iowa | WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH | | More |
| 516 | 328 | NASSAUZN02 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 517 | 328 | SIDNEY | Michigan | IP HORIZON LLC | | More |
| 518 | 328 | TROY | New York | CHOICE ONE COMMUNICATIONS, INC. - NY | CLEC | More |
| 519 | 328 | SARNIA | Ontario | TELUS Mobility | PCS | More |
| 520 | 328 | YUMA | Arizona | QWEST CORPORATION | RBOC | More |
| 530 | 328 | AUBN MAIN | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
| 531 | 328 | FAIRBURY | Nebraska | ONVOY, LLC - NE | | More |
| 539 | 328 | COLCORD | Oklahoma | LEVEL 3 COMMUNICATIONS, LLC - OK | | More |
| 540 | 328 | STONE MT | Virginia | BANDWIDTH.COM CLEC, LLC - VA | | More |
| 541 | 328 | PINE GROVE | Oregon | CENTURYTEL OF OREGON, INC. DBA CENTURYLINK | IND. TELCO | More |
| 551 | 328 | JERSEYCITY | New Jersey | OMNIPOINT COMMUNICATIONS, INC. - NJ | WIRELESS PROV | More |
| 559 | 328 | AVENAL | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
| 561 | 328 | JENSEN BEACH | Florida | BANDWIDTH.COM CLEC, LLC - FL | | More |
| 562 | 328 | WHITTIER | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 563 | 328 | DAVENPORT | Iowa | QWEST CORPORATION | RBOC | More |
| 567 | 328 | LIMA | Ohio | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 570 | 328 | WILKSBARRE | Pennsylvania | OMNIPOINT COMMUNICATIONS ENTERPRISES, LP | WIRELESS PROV | More |
| 571 | 328 | WSNGTNZN19 | Virginia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | WIRELESS PROV | More |
| 573 | 328 | QULIN | Missouri | SOUTHWESTERN BELL | RBOC | More |
| 574 | 328 | BURKET | Indiana | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 580 | 328 | TALOGA | Oklahoma | DOBSON TEL. CO. | IND. TELCO | More |
| 585 | 328 | ROCHESTER | New York | FRONTIER TELEPHONE OF ROCHESTER, INC. | IND. TELCO | More |
| 586 | 328 | WARREN | Michigan | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | | More |
| 587 | 328 | Calgary | Alberta | Iristel Inc. | | More |
| 601 | 328 | JACKSON | Mississippi | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 602 | 328 | PHOENIX | Arizona | QWEST CORPORATION | RBOC | More |
| 603 | 328 | SALEM | New Hampshire | PAETEC COMMUNICATIONS, INC. - NH | CLEC | More |
| 604 | 328 | VANCOUVER | British Columbia | TELUS Mobility | WIRELESS PROV | More |
| 605 | 328 | SIOUX FLS | South Dakota | QWEST CORPORATION | RBOC | More |
| 606 | 328 | ALBANY | Kentucky | ONVOY, LLC - KY | | More |
| 608 | 328 | MONROE | Wisconsin | UTELCO, INC. | IND. TELCO | More |
| 609 | 328 | MOUNT HOLLY | New Jersey | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 610 | 328 | PHPHSBZN13 | Pennsylvania | VERIZON PENNSYLVANIA, INC. | RBOC | More |
| 612 | 328 | TWINCITIES | Minnesota | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 613 | 328 | KINGSTON | Ontario | Bell Mobility | WIRELESS PROV | More |
| 614 | 328 | REYNOLDSBG | Ohio | WINDSTREAM NUVOX OHIO, LLC | | More |
| 615 | 328 | GALLATIN | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 616 | 328 | GRAND RPDS | Michigan | LEVEL 3 COMMUNICATIONS, LLC - MI | CLEC | More |
| 617 | 328 | QUINCY | Massachusetts | VERIZON NEW ENGLAND INC. | RBOC | More |
| 618 | 328 | DOW | Illinois | LEVEL 3 COMMUNICATIONS, LLC - IL | CLEC | More |
| 619 | 328 | EL CAJON | California | COMCAST IP PHONE, LLC | | More |
| 620 | 328 | MOUND VLY | Kansas | UNITED TEL. CO. OF KANSAS DBA CENTURYLINK | IND. TELCO | More |
| 623 | 328 | PHOENIX | Arizona | QWEST CORPORATION | RBOC | More |
| 626 | 328 | ALHAMBRA | California | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 630 | 328 | NAPERVILLE | Illinois | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CAP | More |
| 631 | 328 | BAY SHORE | New York | BROADVIEW NETWORKS, INC. - NY | CLEC | More |
| 636 | 328 | ST. CHARLES | Missouri | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO | CLEC | More |
| 641 | 328 | MARSHALLTOWN | Iowa | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 646 | 328 | NEW YORK CITY | New York | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 647 | 328 | Toronto | Ontario | Rogers Communications Partnership (Wireless) | WIRELESS PROV | More |
| 650 | 328 | PALO ALTO | California | PACIFIC BELL | RBOC | More |
| 651 | 328 | MINNEAPOLIS | Minnesota | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MN | | More |
| 657 | 328 | SANTA ANA | California | TELEPORT COMMUNICATIONS AMERICA, LLC - CA | CLEC | More |
| 660 | 328 | BROCK | Missouri | NORTHEAST MISSOURI RURAL TEL. CO. | IND. TELCO | More |
| 661 | 328 | BAKERSFIELD | California | PACIFIC BELL | RBOC | More |
| 662 | 328 | COLUMBUS | Mississippi | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 667 | 328 | ESSEX | Maryland | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 669 | 328 | SNJS WEST | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 678 | 328 | ATLANTA | Georgia | US LEC OF GEORGIA, INC. | CLEC | More |
| 681 | 328 | WEIRTON | West Virginia | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 682 | 328 | GLENDALE | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 689 | 328 | SANFORD | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 701 | 328 | BISMARCK | North Dakota | QWEST CORPORATION | RBOC | More |
| 702 | 328 | JEAN | Nevada | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 703 | 328 | WASHINGTON ZONE 8 | Virginia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA | WIRELESS PROV | More |
| 704 | 328 | CHARLOTTE | North Carolina | WINDSTREAM COMMUNICATIONS, INC. - NC | CLEC | More |
| 705 | 328 | LINDSAY | Ontario | Bell Canada | IND. TELCO | More |
| 706 | 328 | BENTON | Tennessee | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 707 | 328 | SANTA ROSA | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 708 | 328 | LA GRANGE | Illinois | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 709 | 328 | Garnish | Newfoundland | Bragg Communications Inc. | CLEC | More |
| 712 | 328 | COUNCIL BLUFFS | Iowa | QWEST CORPORATION | RBOC | More |
| 713 | 328 | HOUSTON | Texas | LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | CLEC | More |
| 714 | 328 | ANAHEIM | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 715 | 328 | COLFAX | Wisconsin | CHARTER FIBERLINK, LLC - WI | | More |
| 716 | 328 | ROCHESTER | New York | PEERLESS NETWORK OF NEW YORK, LLC - NY | | More |
| 717 | 328 | MERCERSBURG | Pennsylvania | UNITED TEL CO. OF PENNSYLVANIA DBA CENTURYLINK | IND. TELCO | More |
| 718 | 328 | NYCZ 3 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 719 | 328 | COLORADO SPRINGS | Colorado | QWEST CORPORATION | RBOC | More |
| 720 | 328 | DENVER | Colorado | COMCAST IP PHONE, LLC | | More |
| 724 | 328 | WASHINGTON | Pennsylvania | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 725 | 328 | LAS VEGAS | Nevada | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NV | WIRELESS PROV | More |
| 727 | 328 | SAINT PETERSBURG | Florida | FRONTIER FLORIDA LLC DBA FRONTIER COMM OF FLORIDA | IND. TELCO | More |
| 732 | 328 | EAST MILLSTONE | New Jersey | LEVEL 3 COMMUNICATIONS, LLC - NJ | CLEC | More |
| 734 | 328 | DETROIT | Michigan | LEVEL 3 COMMUNICATIONS, LLC - MI | CLEC | More |
| 737 | 328 | AUSTIN | Texas | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 740 | 328 | NEWARK | Ohio | WINDSTREAM OHIO, LLC | IND. TELCO | More |
| 747 | 328 | SNFN SPLV | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
| 754 | 328 | FTLAUDERDL | Florida | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 757 | 328 | NORFOLK ZONE 2 | Virginia | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WIRELESS PROV | More |
| 760 | 328 | RANCHO MIRAGE | California | FRONTIER CALIFORNIA INC. | IND. TELCO | More |
| 762 | 328 | AUGUSTA | Georgia | WINDSTREAM NUVOX, INC. | CLEC | More |
| 763 | 328 | TWINCITIES | Minnesota | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 765 | 328 | BROOKVILLE | Indiana | LEVEL 3 COMMUNICATIONS, LLC - IN | CLEC | More |
| 769 | 328 | JACKSON | Mississippi | ONVOY, LLC - MS | | More |
| 770 | 328 | NEWNAN | Georgia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | WIRELESS PROV | More |
| 771 | 328 | WSHNGTNZN1 | District of Columbia | ONVOY, LLC - DC | | More |
| 772 | 328 | JENSEN BEACH | Florida | HOME TOWN TELEPHONE, LLC - FL | | More |
| 773 | 328 | CHICAGO | Illinois | FIRST COMMUNICATIONS, LLC - IL | CLEC | More |
| 774 | 328 | NEWBEDFORD | Massachusetts | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | WIRELESS PROV | More |
| 775 | 328 | RENO | Nevada | NEVADA BELL | RBOC | More |
| 778 | 328 | Vancouver | British Columbia | Bell West Inc. | | More |
| 779 | 328 | HANOVER | Illinois | ONVOY, LLC | | More |
| 780 | 328 | Edmonton | Alberta | Globility | | More |
| 781 | 328 | BOSTON | Massachusetts | LEVEL 3 COMMUNICATIONS, LLC - MA | CLEC | More |
| 785 | 328 | TOPEKA | Kansas | LEVEL 3 COMMUNICATIONS, LLC - KS | | More |
| 786 | 328 | MIAMI | Florida | OMNIPOINT MIAMI E LICENSE, LLC | PCS | More |
| 787 | 328 | TRUJILLO ALTO | Puerto Rico | PUERTO RICO TELCO DBA CLARO PUERTO RICO | WIRELESS PROV | More |
| 801 | 328 | SALT LAKE CITY | Utah | QWEST CORPORATION | RBOC | More |
| 802 | 328 | GUILDHALL | New Hampshire | CONSOLIDATED COMMUNICATIONS OF VERMONT COMPANY | RBOC | More |
| 803 | 328 | ROCK HILL | South Carolina | COMPORIUM, INC. | IND. TELCO | More |
| 804 | 328 | SANDSTON | Virginia | VERIZON VIRGINIA, INC. | RBOC | More |
| 805 | 328 | SIMIVALLEY | California | BANDWIDTH.COM CLEC, LLC - CA | | More |
| 806 | 328 | HOLLANDVILLE | Texas | SOUTH PLAINS TEL. COOP., INC. | IND. TELCO | More |
| 808 | 328 | HONAUNAU | Hawaii | HAWAIIAN TELCOM, INC. - HI | IND. TELCO | More |
| 810 | 328 | ST CLAIR | Michigan | PHONE MICHIGAN - MI | CLEC | More |
| 812 | 328 | FREELANDVILLE | Indiana | FRONTIER NORTH, INC. - IN | IND. TELCO | More |
| 813 | 328 | TAMPAWST | Florida | METROPCS, INC. | | More |
| 814 | 328 | HAZEN | Pennsylvania | WINDSTREAM PENNSYLVANIA, INC. | IND. TELCO | More |
| 815 | 328 | CHICAGO | Illinois | LEVEL 3 COMMUNICATIONS, LLC - IL | CLEC | More |
| 816 | 328 | KANSASCITY | Missouri | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 817 | 328 | FORT WORTH | Texas | LOGIX COMMUNICATIONS CORPORATION - TX | CLEC | More |
| 818 | 328 | VAN NUYS | California | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 819 | 328 | HULL | Quebec | Fido Solutions Inc. | | More |
| 828 | 328 | HICKORY | North Carolina | CENTRAL TEL. CO. OF NC DBA CENTURYLINK | IND. TELCO | More |
| 830 | 328 | BANDERA | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 832 | 328 | HOUSTON ALIEF | Texas | SOUTHWESTERN BELL | RBOC | More |
| 838 | 328 | PUTNAM | New York | ONVOY SPECTRUM, LLC | | More |
| 843 | 328 | CONWAY | South Carolina | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - SC | IND. TELCO | More |
| 845 | 328 | MARGARETVL | New York | BANDWIDTH.COM CLEC, LLC - NY | | More |
| 847 | 328 | EVANSTON | Illinois | ILLINOIS BELL TEL CO | RBOC | More |
| 848 | 328 | CARTERET | New Jersey | ONVOY, LLC - NJ | | More |
| 850 | 328 | TALLAHASSE | Florida | DELTACOM, INC. - FL | CLEC | More |
| 856 | 328 | BRIDGETON | New Jersey | OMNIPOINT COMMUNICATIONS ENTERPRISES, LP | WIRELESS PROV | More |
| 857 | 328 | BOSTON | Massachusetts | VOIP INNOVATIONS, LLC | | More |
| 858 | 328 | LA MESA | California | NEW CINGULAR WIRELESS PCS, LLC | WIRELESS PROV | More |
| 859 | 328 | KIRKSVILLE | Kentucky | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | RBOC | More |
| 860 | 328 | GLASTONBURY | Connecticut | OMNIPOINT COMMUNICATIONS, INC. - CT | WIRELESS PROV | More |
| 862 | 328 | BUTLER | New Jersey | CABLEVISION LIGHTPATH, INC. - NJ | CLEC | More |
| 863 | 328 | ZOLFO SPG | Florida | AERIAL COMMUNICATIONS, INC. | WIRELESS PROV | More |
| 864 | 328 | GREENVILLE | South Carolina | WINDSTREAM NUVOX, INC. | CLEC | More |
| 865 | 328 | LENOIRCITY | Tennessee | ONVOY, LLC - TN | | More |
| 870 | 328 | FISHER | Arkansas | RICE BELT TEL. CO. | IND. TELCO | More |
| 872 | 328 | CHICGOZN06 | Illinois | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | WIRELESS PROV | More |
| 901 | 328 | MEMPHIS | Tennessee | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CLEC | More |
| 902 | 328 | COUNTRY HARBOUR | Nova Scotia | Aliant Telecom (NS) | IND. TELCO | More |
| 903 | 328 | SHERMAN | Texas | LEVEL 3 COMMUNICATIONS, LLC - TX | CLEC | More |
| 904 | 328 | JACKSONVL | Florida | METROPCS, INC. | | More |
| 905 | 328 | ST CATHARINES THORO | Ontario | Bell Mobility | WIRELESS PROV | More |
| 906 | 328 | ST IGNACE | Michigan | TELNET WORLDWIDE, INC. | CLEC | More |
| 907 | 328 | FAIRBANKS | Alaska | GCI COMMUNICATION CORP. DBA GENERAL COMMUNICATION | CLEC | More |
| 908 | 328 | CLINTON | New Jersey | UNITED TEL. CO. OF NEW JERSEY DBA CENTURYLINK | IND. TELCO | More |
| 909 | 328 | RIVERSIDE | California | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | WIRELESS PROV | More |
| 910 | 328 | TOPSAIL ISLAND | North Carolina | CAROLINA TEL AND TEL CO., LLC DBA CENTURYLINK | IND. TELCO | More |
| 912 | 328 | WARNER ROBINS | Georgia | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | WIRELESS PROV | More |
| 913 | 328 | BETHEL | Kansas | SOUTHWESTERN BELL | RBOC | More |
| 914 | 328 | WCHZ 8 | New York | VERIZON NEW YORK, INC. | RBOC | More |
| 915 | 328 | EL PASO | Texas | T-MOBILE USA, INC. | WIRELESS PROV | More |
| 916 | 328 | SACRAMENTO | California | PACIFIC BELL | RBOC | More |
| 917 | 328 | NEW YORK CITY ZONE | New York | NEW CINGULAR WIRELESS PCS, LLC - DC | WIRELESS PROV | More |
| 918 | 328 | OKLAHOMA CITY | Oklahoma | ONVOY, LLC - OK | | More |
| 919 | 328 | DURHAM | North Carolina | CENTURYLINK COMMUNICATIONS LLC - NC | CLEC | More |
| 920 | 328 | GREEN BAY | Wisconsin | GLOBAL CROSSING TELEMANAGEMENT, INC. - WI | CLEC | More |
| 925 | 328 | BISHOP RANCH | California | PACIFIC BELL | RBOC | More |
| 928 | 328 | YUMA | Arizona | QWEST CORPORATION | RBOC | More |
| 929 | 328 | NWYRCYZN08 | New York | OMNIPOINT COMMUNICATIONS, INC. - NY | WIRELESS PROV | More |
| 931 | 328 | COLUMBIA | Tennessee | DELTACOM, INC. - TN | CLEC | More |
| 936 | 328 | LIVINGSTON | Texas | LIVINGSTON TEL. CO. | IND. TELCO | More |
| 937 | 328 | SPRINGFIELD | Ohio | OHIO BELL TEL CO | RBOC | More |
| 939 | 328 | PONCE | Puerto Rico | SUNCOM DBA T-MOBILE USA | PCS | More |
| 940 | 328 | MINERAL WELLS | Texas | SOUTHWESTERN BELL | RBOC | More |
| 941 | 328 | TAMPA | Florida | LEVEL 3 TELECOM OF FLORIDA, LP - FL | CLEC | More |
| 945 | 328 | GRANDPRARI | Texas | ONVOY, LLC - TX | | More |
| 949 | 328 | IRVINE | California | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | | More |
| 951 | 328 | RIVERSIDE | California | PACIFIC BELL | RBOC | More |
| 954 | 328 | FORT LAUDERDALE | Florida | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 956 | 328 | MCALLEN | Texas | STPCS JOINT VENTURE, LLC | PCS | More |
| 970 | 328 | EAGLE | Colorado | CENTURYTEL OF EAGLE, INC. DBA CENTURYLINK | IND. TELCO | More |
| 971 | 328 | RAINIER | Oregon | BANDWIDTH.COM CLEC, LLC - OR | | More |
| 972 | 328 | GRAND PRAIRIE | Texas | USA MOBILITY WIRELESS, INC. | WIRELESS PROV | More |
| 973 | 328 | DOVER | New Jersey | VERIZON NEW JERSEY, INC. | RBOC | More |
| 978 | 328 | MARLBOROUGH | Massachusetts | TC SYSTEMS, INC. | CAP | More |
| 979 | 328 | ANGLETON | Texas | NEW CINGULAR WIRELESS PCS, LLC - IL | WIRELESS PROV | More |
| 980 | 328 | MONROE | North Carolina | NEW CINGULAR WIRELESS PCS, LLC - GA | WIRELESS PROV | More |
| 984 | 328 | RALEIGH | North Carolina | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC | CLEC | More |
| 985 | 328 | LACOMBE | Louisiana | METROPCS, INC. | | More |
| 989 | 328 | SIDNEY | Michigan | FRONTIER NORTH, INC. - MI | IND. TELCO | More |
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