Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 940 [Rate centres in NPA 940] [Dial plan for NPA 940]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
940-437 5 Tioga TX TIOGTXXBRL0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
940-437 6 Tioga TX FTWQTXFH0MD  508J CENTURYLINK COMMUNICATIONS LLC 552   2014-05-19   
940-437 7 Tioga TX DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-24   
940-437 8 Tioga TX DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-24   
940-437 9 Tioga TX TIOGTXXBRL0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
940-438 A Kamay TX KAMYTXXAPS0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 548      
940-440 A Aubrey EMS TX ABRYTXGIRS0  9533 SOUTHWESTERN BELL 552      
940-440 0 Aubrey EMS TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2015-12-17   
940-440 1 Aubrey EMS TX DNTNTXXAXSX  318C CEBRIDGE TELECOM TX , L.P. - TX 552   2014-02-22   
940-440 2 Aubrey EMS TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2015-12-17   
940-440 3 Aubrey EMS TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2019-01-11   
940-440 4 Aubrey EMS TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2019-01-11   
940-440 5 Aubrey EMS TX DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-18   
940-440 6 Aubrey EMS TX DNTNTXXAXSX  318C CEBRIDGE TELECOM TX , L.P. - TX 552   2007-06-11   
940-440 7 Aubrey EMS TX DLLSTX97X1X  073H TELNYX LLC 552   2017-06-19   
940-440 8 Aubrey EMS TX DLLSTXSQDS4  327E YMAX COMMUNICATIONS CORP. - TX 552   2007-07-28   
940-440 9 Aubrey EMS TX ABRYTXGIRS0  9533 SOUTHWESTERN BELL 552      
940-441 A Justin TX FRSCTXBJPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
940-441 0 Justin TX FRSCTXBJPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
940-441 1 Justin TX FTWPTXZPPS0  353D CHARTER FIBERLINK TX-CCO, LLC - TX 552   2019-02-24   
940-441 2 Justin TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-10-22   
940-441 3 Justin TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2009-02-21   
940-441 4 Justin TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2004-07-19   
940-441 5 Justin TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2012-09-10   
940-441 6 Justin TX DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-21   
940-441 7 Justin TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2014-04-10   
940-441 8 Justin TX DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-21   
940-441 9 Justin TX DLLSTX97X6X  145J TERRA NOVA TELECOM INC. 552   2020-11-06   
940-442 A Denton TX FRSCTXBJPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
940-442 0 Denton TX FRSCTXBJPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
940-442 1 Denton TX DLLTTX01CMD  5562 METROPCS, INC. 552   2008-02-24   
940-442 2 Denton TX DLLTTX01CMD  5562 METROPCS, INC. 552   2008-02-24   
940-442 3 Denton TX DLLTTX01CMD  5562 METROPCS, INC. 552   2007-04-29   
940-442 4 Denton TX DLLTTX01CMD  5562 METROPCS, INC. 552   2008-02-24   
940-442 5 Denton TX FRSCTXESDS0  7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552   2004-01-18   
940-442 6 Denton TX FRSCTXESDS0  7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552   2004-01-09   
940-442 7 Denton TX DLLTTX01CMD  5562 METROPCS, INC. 552   2009-04-03   
940-442 8 Denton TX DLLTTX01CMD  5562 METROPCS, INC. 552   2007-01-12   
940-442 9 Denton TX DLLTTX01CMD  5562 METROPCS, INC. 552   2007-01-12   
940-443 A Myra TX DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552      
940-443 0 Myra TX DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2005-07-01   
940-443 1 Myra TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2015-10-08   
940-443 2 Myra TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2016-07-20   
940-443 3 Myra TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2017-02-10   
940-443 4 Myra TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2019-02-10   
940-443 7 Myra TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2022-03-20   
940-443 8 Myra TX DLLSTX97X9X  516J TON80 COMMUNICATIONS LLC 552   2021-09-17   
940-443 9 Myra TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2021-02-05   
940-444 A Wichita Falls TX WCFLTXGA2MD  6664 SPRINT SPECTRUM, L.P. 548      
940-445 A Mineral Wells TX DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 >>

Last updated: Fri, 13 May 2022 22:16:13 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.