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: 281 [Rate centres in NPA 281] [Dial plan for NPA 281]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
281-323 6 Spring EMS TX SPRNTXSODS0  9533 SOUTHWESTERN BELL 560      
281-323 7 Spring EMS TX SPRNTXSODS0  9533 SOUTHWESTERN BELL 560      
281-323 8 Spring EMS TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2006-08-28   
281-323 9 Spring EMS TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2006-03-06   
281-324 A Huffman TX HFMNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-324 0 Huffman TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2004-11-14   
281-324 1 Huffman TX HFMNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-324 2 Huffman TX HFMNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-324 3 Huffman TX HFMNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-324 4 Huffman TX HFMNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-324 5 Huffman TX HFMNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-324 6 Huffman TX HFMNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-324 7 Huffman TX HFMNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-324 8 Huffman TX HSTNTXJAXLX  177F PEERLESS NETWORK OF TEXAS, LLC - TX 560   2018-09-20   
281-324 9 Huffman TX HFMNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-325 A Sugar Land TX SGLDTXXEDS0  2147 WINDSTREAM SUGAR LAND, LLC 560      
281-326 A Kemah TX KEMHTXXBDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-326 0 Kemah TX KEMHTXXBDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-326 1 Kemah TX KEMHTXXBDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-326 2 Kemah TX KEMHTXXBDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-326 3 Kemah TX KEMHTXXBDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-326 4 Kemah TX KEMHTXXBDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-326 5 Kemah TX KEMHTXXBDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-326 6 Kemah TX HSTNTXJAX3Y  073H TELNYX LLC 560   2019-05-09   
281-326 7 Kemah TX KEMHTXXBDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-326 8 Kemah TX KEMHTXXBDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-326 9 Kemah TX HSTNTXJAX3Y  073H TELNYX LLC 560   2017-06-16   
281-327 A Sugar Land TX SGLDTXXEDS0  2147 WINDSTREAM SUGAR LAND, LLC 560      
281-328 A Crosby TX CRSBTXXADS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-329 A Sugar Land TX SGLDTXXEDS0  2147 WINDSTREAM SUGAR LAND, LLC 560      
281-330 A Houston Suburban TX HSTDTXBGBMD  5562 METROPCS, INC. 560      
281-330 0 Houston Suburban TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
281-330 1 Houston Suburban TX HSTDTXBGBMD  5562 METROPCS, INC. 560      
281-330 2 Houston Suburban TX HSTDTXBGBMD  5562 METROPCS, INC. 560      
281-330 3 Houston Suburban TX HSTDTXBGBMD  5562 METROPCS, INC. 560      
281-330 4 Houston Suburban TX HSTDTXBGBMD  5562 METROPCS, INC. 560      
281-330 5 Houston Suburban TX HSTDTXBGBMD  5562 METROPCS, INC. 560      
281-330 6 Houston Suburban TX HSTDTXBGBMD  5562 METROPCS, INC. 560      
281-330 7 Houston Suburban TX HSTDTXBGBMD  5562 METROPCS, INC. 560      
281-330 8 Houston Suburban TX HSTDTXBGBMD  5562 METROPCS, INC. 560      
281-330 9 Houston Suburban TX HSTDTXBGBMD  5562 METROPCS, INC. 560      
281-331 A Alvin TX ALVNTXALDS0  9533 SOUTHWESTERN BELL 560      
281-332 A League City TX LGCYTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-333 A Kemah TX NSBYTXXADS1  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-334 A Kemah TX KEMHTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-335 A Kemah TX NSBYTXXADS1  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-335 0 Kemah TX NSBYTXXADS1  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-335 1 Kemah TX NSBYTXXADS1  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-335 2 Kemah TX NSBYTXXADS1  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-335 3 Kemah TX NSBYTXXADS1  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-335 4 Kemah TX NSBYTXXADS1  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-335 5 Kemah TX NSBYTXXADS1  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-335 6 Kemah TX HSTNTXYAHMD  073H TELNYX LLC 560   2021-04-23   
281-335 7 Kemah TX NSBYTXXADS1  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-335 8 Kemah TX NSBYTXXADS1  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-335 9 Kemah TX NSBYTXXADS1  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-336 A Kemah TX NSBYTXXADS1  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-336 0 Kemah TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2004-11-14   
281-336 1 Kemah TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2013-05-18   
281-336 2 Kemah TX NSBYTXXADS1  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-336 3 Kemah TX NSBYTXXADS1  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-336 4 Kemah TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-336 5 Kemah TX NSBYTXXADS1  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-336 6 Kemah TX NSBYTXXADS1  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-336 7 Kemah TX NSBYTXXADS1  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-336 8 Kemah TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2019-07-11   
281-336 9 Kemah TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2019-07-11   
281-337 A Dickinson TX DCSNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-338 A League City TX LGCYTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-339 A Kemah TX BCLFTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-339 0 Kemah TX BCLFTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-339 1 Kemah TX BCLFTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-339 2 Kemah TX BCLFTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-339 3 Kemah TX BCLFTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-339 4 Kemah TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2021-07-17   
281-339 5 Kemah TX BCLFTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-339 6 Kemah TX BCLFTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-339 7 Kemah TX HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560   2012-11-02   
281-339 8 Kemah TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2021-07-17   
281-339 9 Kemah TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2021-07-17   
281-340 A Sugar Land TX SGLDTXXEDS0  2147 WINDSTREAM SUGAR LAND, LLC 560      
281-341 A Richmond-Rosenberg EMS TX RSBGTXRRDS0  9533 SOUTHWESTERN BELL 560      
281-342 A Richmond-Rosenberg EMS TX RSBGTXRRDS0  9533 SOUTHWESTERN BELL 560      
281-343 A Smithers Lake EMS TX SMLKTXSMDS0  9533 SOUTHWESTERN BELL 560      
281-343 0 Smithers Lake EMS TX SMLKTXSMDS0  9533 SOUTHWESTERN BELL 560      
281-343 1 Smithers Lake EMS TX SMLKTXSMDS0  9533 SOUTHWESTERN BELL 560      
281-343 2 Smithers Lake EMS TX SMLKTXSMDS0  9533 SOUTHWESTERN BELL 560      
281-343 3 Smithers Lake EMS TX HSTNTXJAX3Y  073H TELNYX LLC 560   2017-06-19   
281-343 4 Smithers Lake EMS TX HSTNTX279MD  7399 WESTEL, INC. - TX 560   2009-07-12   
281-343 5 Smithers Lake EMS TX SMLKTXSMDS0  9533 SOUTHWESTERN BELL 560      
281-343 6 Smithers Lake EMS TX SMLKTXSMDS0  9533 SOUTHWESTERN BELL 560      
281-343 7 Smithers Lake EMS TX SMLKTXSMDS0  9533 SOUTHWESTERN BELL 560      
281-343 8 Smithers Lake EMS TX SMLKTXSMDS0  9533 SOUTHWESTERN BELL 560      
281-343 9 Smithers Lake EMS TX SMLKTXSMDS0  9533 SOUTHWESTERN BELL 560      
281-344 A Richmond-Rosenberg EMS TX RSBGTXRRDS0  9533 SOUTHWESTERN BELL 560      
281-344 0 Richmond-Rosenberg EMS TX RSBGTXRRDS0  9533 SOUTHWESTERN BELL 560      
281-344 1 Richmond-Rosenberg EMS TX RSBGTXRRDS0  9533 SOUTHWESTERN BELL 560      
281-344 2 Richmond-Rosenberg EMS TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2014-04-10   
281-344 3 Richmond-Rosenberg EMS TX RSBGTXRRDS0  9533 SOUTHWESTERN BELL 560      
281-344 4 Richmond-Rosenberg EMS TX RSBGTXRRDS0  9533 SOUTHWESTERN BELL 560      

<< 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 >>

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.