21,763 rate centres across the United States and Canada. A rate centre is the telephone exchange area a number is homed to — the thing that decides which area codes can serve an address, and whether a call between two points is local.
| Rate centre | Region | Area codes | Incumbent | LATA | LIR | Blocks | Switches |
|---|---|---|---|---|---|---|---|
| Lake Providence | LA | 318 | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (9419) | 486 | — | 32 | LAKE PROVIDENCE ALSATIA, LAKE PROVIDENCE MAIN, MONROE +9 |
| Lake Quinault | WA | 360 | CENTURYTEL OF WASHINGTON, INC. DBA CENTURYLINK (2408) | 674 | — | 14 | HUMPTULIPS, LAKE QUINAULT, SEATTLE +2 |
| Lake Sinclair | GA | 478 | GEORGIA WINDSTREAM, INC. (4425) | 446 | — | 27 | LAKE SINCLAIR, MACNGAMT3MD, MACNGAMTXGY +3 |
| Lake Station | IN | 219 | FRONTIER NORTH, INC.. - IN (0772) | 332 | — | 52 | LAKE STATION, PLMOINXAXMD, PRTGINXAAMD +12 |
| Lake Tomahawk | WI | 715 | FRONTIER COMMUNICATIONS OF WISCONSIN LLC (0870) | 350 | — | 19 | CRVTWIXA4MD, GNBYWI01XMX, HULLWI011MD +4 |
| Lake Valley | NV | 775 | LINCOLN COUNTY TEL. SYSTEM, INC. (2351) | 720 | — | 1 | LAKE VALLEY |
| Lake View | IA | 712 | WINDSTREAM IOWA COMMUNICATIONS, INC. (1178) | 644 | — | 15 | LAKE VIEW, LKVWIAAN1MD, OMAHNENWGT1 +2 |
| Lake View | SC | 843, 854 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (9417) | 432 | — | 26 | FLRNSCATX3X, FLRNSCMA5MD, FLRNSCMAX4Y +9 |
| Lake Villa | IL | 224, 847 | ILLINOIS BELL TEL CO (9329) | 358 | — | 69 | CHCGIL24XMD, CHCGILCLXOX, CHCGILDT8MD +13 |
| Lake Village | AR | 870 | SOUTHWESTERN BELL (9533) | 530 | — | 27 | LAKE VILLAGE, PNBLAR233MD, PNBLAREK0MD +7 |
| Lake Village | IN | 219 | INDIANA BELL TEL CO INC (9325) | 358 | — | 38 | CHCGIL245MD, CHCGIL24XMD, CHCGILCLXOX +14 |
| Lake Waccamaw | NC | 472, 910 | BRIGHTSPEED OF EASTERN NORTH CAROLINA, LLC (0470) | 949 | — | 26 | FYVLNCROQMD, FYVLNCXA2MD, FYVLNCXALMD +7 |
| Lake Wales | FL | 863 | FRONTIER FLORIDA LLC DBA FRONTIER COMM OF FLORIDA (0328) | 952 | — | 245 | BABSON PARK, LAKE WALES EAST, LAKE WALES MAIN +18 |
| Lake Wilson | MN | 507 | FRONTIER COMMUNICATIONS OF MINNESOTA, INC. (1367) | 620 | — | 12 | LAKE WILSON, OWTNMNOWYMD, PIPESTONE +1 |
| Lake Winola | PA | 272, 570 | COMMONWEALTH TELEPHONE COMPANY LLC (0161) | 232 | — | 29 | DLLSPAXD6MD, DLLSPAXDGMD, LAKE WINOLA +8 |
| Lake Wylie | SC | 803, 839 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (9417) | 422 | — | 66 | CHARLOTTE, CHRLNCBOX5Y, CHRLNCBOXIZ +13 |
| Lake Wylie West | SC | 803, 839 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (9417) | 422 | — | 45 | CHARLOTTE, CHRLNCBOX5Y, CHRLNCBOXIZ +7 |
| Lake Zurich | IL | 224, 847 | ILLINOIS BELL TEL CO (9329) | 358 | — | 162 | BENSENVILLE, CHCGIL24XMD, CHCGILCLXOX +14 |
| Lakefield | MN | 507 | FRONTIER COMMUNICATIONS OF MINNESOTA, INC. (1367) | 620 | — | 21 | LAKEFIELD, OWTNMNOWYMD, ROCHMNROTMD +4 |
| Lakefield | ON | 249, 705 | BELL ONTARIO (8051) | 888 | 805138 | 5 | LAKEFIELD, LKFDON130MD, PTBOON620MD +2 |
| Lakehurst | NJ | 732, 848 | VERIZON NEW JERSEY, INC. (9206) | 224 | — | 85 | BELLEVILLE, HCKNNJHKX4X, JERSEY CITY +18 |
| Lakeland | FL | 863 | FRONTIER FLORIDA LLC DBA FRONTIER COMM OF FLORIDA (0328) | 952 | — | 930 | HIGHLANDS, LAKELAND EAST, LAKELAND MAIN +27 |
| Lakeland | GA | 229 | WINDSTREAM GEORGIA COMMUNICATIONS CORP. (4332) | 444 | — | 37 | ALBYGAITAMD, ALBYGAITBMD, ALBYGAMA1MD +7 |
| Lakeland | NY | 329, 845, 914 | VERIZON NEW YORK, INC. (9104) | 132 | — | 84 | HICKSVILLE, MANHATTAN, NEW YORK +16 |
| Lakelse | BC | 236, 250 | TELUS COMMUNICATIONS, INC. - BC (8086) | 888 | 808613 | 2 | LAKELSE LAKE, TRRCBCXN5MD |
| Lakeport | CA | 369, 707 | PACIFIC BELL (9740) | 722 | — | 117 | CONCORD, CRCYCAAO1MD, FREMONT +20 |
| Lakes of the North | MI | 231 | PIGEON TEL. CO. (0721) | 348 | — | 3 | ANTSMIAD0MD, LAKE OF THE NORTH |
| Lakeside | MT | 406 | CENTURYTEL OF MONTANA, INC. DBA CENTURYLINK (2249) | 648 | — | 21 | CHRLMT010MD, GRFLMTMA7MD, GRFLMTMAHMD +3 |
| Lakeside | OR | 541 | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER (4323) | 670 | — | 11 | CSBYORXXX3X, EUGNOR53KMD, EUGNOR53QMD +3 |
| Lakeside Village | TX | 254 | TEXAS WINDSTREAM, LLC (2153) | 552 | — | 22 | DALLAS, DLLSTX97X5X, DLLSTXTAXTZ +1 |
| Lakeview | ID | 208 | MIDVALE TELEPHONE EXCHANGE, INC. (2226) | 960 | — | 1 | LAKEVIEW |
| Lakeview | MI | 989 | FRONTIER NORTH, INC. - MI (0695) | 344 | — | 34 | ALMAMIXGOMD, LAKEVIEW, OWSOMIXH8MD +11 |
| Lakeview | OR | 541 | CENTURYTEL OF OREGON, INC. DBA CENTURYLINK (2360) | 670 | — | 50 | CSBYORXXIMD, EUGNOR530MD, EUGNOR53KMD +11 |
| Lakeview | TX | 806 | VALOR TELECOMM TX, LP-TX #1 DBA WINDSTREAM COMM SW (1163) | 546 | — | 4 | AMRLTX02X4Y, AMRLTX02XXY, LAKEVIEW |
| Lakeview (Baxter) | AR | 870 | BRIGHTSPEED OF NORTHERN ARKANSAS, LLC (1711) | 528 | — | 20 | JNBOARMAX0X, LAKEVIEW, LTRKARWTBMD +2 |
| Lakeview Heights | BC | 236, 250, 778 | TELUS COMMUNICATIONS, INC. - BC (8086) | 888 | 808605 | 7 | KLWNBC02ZMD, LAKEVIEW HEIGHTS, LKVHBC010MD +3 |
| Lakeview-Nuevo | CA | 951 | FRONTIER CALIFORNIA INC. (2319) | 730 | — | 87 | BLOOMINGTON, IRVINE, IRVNCASM1MD +16 |
| Lakeville | CT | 860, 959 | SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT (9147) | 920 | — | 37 | CHESHIRE, HARTFORD, HRFRCT0379Z +11 |
| Lakeville (Holmes) | OH | 419, 567 | FRONTIER NORTH, INC. - OH (0615) | 326 | — | 20 | LOUDONVILLE, NPLNOHXARMD, NRWLOHXAJMD +9 |
| Lakewood | CA | 310, 562 | FRONTIER CALIFORNIA INC. (2319) | 730 | — | 326 | ANAHEIM, ANHMCANG4MD, BALDWIN PARK +25 |
| Lakewood | GA | 706 | BLUE RIDGE TEL. CO. (0346) | 438 | — | 12 | ATLANTA, ATLNGABU05Z, ELLIJAY +1 |
| Lakewood | NJ | 732, 848, 908 | VERIZON NEW JERSEY, INC. (9206) | 224 | — | 277 | BELLEVILLE, CEDAR KNOLLS, HCKNNJHKX4X +30 |
| Lakewood | NM | 575 | PENASCO VALLEY TEL. COOP., INC. (2270) | 664 | — | 1 | LAKEWOOD |
| Lakewood | NY | 716 | WINDSTREAM NEW YORK, INC. - JAMESTOWN (0109) | 140 | — | 33 | BFLONYFRAMD, BFLONYFRJMD, BFLONYFRX1X +10 |
| Lakewood | SC | 843 | HORRY TEL. COOP., INC. (0528) | 432 | — | 11 | CNWYSCXC5MD, CNWYSCXC6MD, CNWYSCXC7MD +3 |
| Lakewood | WI | 534, 715 | TELEPHONE USA OF WISCONSIN, LLC DBA CENTURYLINK (1155) | 350 | — | 28 | APPLWI01X3Y, APPLWI01X9X, GNBYWI01X7Y +7 |
| Lakewood (Schuylkill) | PA | 570 | FRONTIER COMMUNICATIONS OF LAKEWOOD, LLC (0178) | 232 | — | 22 | BMBGPABLXMX, LAKEWOOD (SCHUYLKILL), LWBGPAXL1MD +7 |
| Lakin | KS | 620 | PIONEER TEL. ASSN., INC. (1817) | 532 | — | 13 | DODGE CITY, ULYSSES |
| Lakota | IA | 515 | WINNEBAGO COOP. TEL. ASSN. - IA (1337) | 632 | — | 10 | BNCRIAAB0MD, BOONE, DESMIADTXZX +2 |
| Lakota | ND | 701 | POLAR COMMUN MUTUAL AID CORP. (1630) | 636 | — | 14 | FARGNDBCXFY, FARGNDBCXNX, PARK RIVER |
Many places are localities inside a larger rate centre and hold no numbers of their own, so they are not listed above — Clinton, Maryland is part of Washington Zone 16. The Area Codes tab resolves a place name through to whichever rate centre actually serves it.
The fields shown on the area code, rate centre and LATA pages, in plain language.
A means the whole prefix went to one carrier. This is why 512 has 783 prefixes but 6,011 rows — 512-555-1xxx and 512-555-2xxx can belong to different companies.One limitation worth knowing. All of this describes the block a number was issued from. Number portability means a number can be carried to another carrier while keeping its digits, so the carrier shown is the carrier of record for the block, not necessarily whoever serves that specific line today. Nothing in this data can tell you which — only a live portability lookup can.