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 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
281-815 7 Langham Creek TX HSTNTX01X7X  516C AT&T CORP. 560   2010-04-30   
281-815 8 Langham Creek TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2003-10-25   
281-815 9 Langham Creek TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-816 A Friendswood TX HSTOTX42DS0  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-816 0 Friendswood TX HSTOTX42DS0  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-816 1 Friendswood TX   515J IP HORIZON LLC 560   2013-08-12   
281-816 2 Friendswood TX HSTOTX42DS0  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-816 3 Friendswood TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2005-01-11   
281-816 4 Friendswood TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2003-08-26   
281-816 5 Friendswood TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2005-08-13   
281-816 6 Friendswood TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2005-08-13   
281-816 7 Friendswood TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-10-28   
281-816 8 Friendswood TX HSTNTXGIDS0  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2006-03-23   
281-816 9 Friendswood TX HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2009-02-26   
281-817 A Deer Park TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-817 0 Deer Park TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2011-10-11   
281-817 1 Deer Park TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2013-01-04   
281-817 2 Deer Park TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-817 3 Deer Park TX HSTNTX01DS2  7421 AT&T - LOCAL 560   2002-01-18   
281-817 4 Deer Park TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2013-01-04   
281-817 5 Deer Park TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560   2007-07-09   
281-817 6 Deer Park TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2013-01-04   
281-817 7 Deer Park TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560   2007-07-09   
281-817 8 Deer Park TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2011-10-11   
281-817 9 Deer Park TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-818 A Houston Suburban TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      
281-818 0 Houston Suburban TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-01-17   
281-818 1 Houston Suburban TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-03-31   
281-818 2 Houston Suburban TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-03-31   
281-818 3 Houston Suburban TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2008-01-10   
281-818 4 Houston Suburban TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2009-09-27   
281-818 5 Houston Suburban TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-09-23   
281-818 6 Houston Suburban TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2009-09-27   
281-818 7 Houston Suburban TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-01-01   
281-818 8 Houston Suburban TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2007-10-13   
281-818 9 Houston Suburban TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2009-08-23   
281-819 A Friendswood TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-819 0 Friendswood TX HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-11-18   
281-819 1 Friendswood TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2012-04-30   
281-819 2 Friendswood TX HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2011-05-14   
281-819 3 Friendswood TX HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2011-05-14   
281-819 4 Friendswood TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-819 5 Friendswood TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2012-06-18   
281-819 6 Friendswood TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2014-07-17   
281-819 7 Friendswood TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2011-06-17   
281-819 8 Friendswood TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2003-10-25   
281-819 9 Friendswood TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-820 A Houston Suburban TX HSTNTXAIDS0  9533 SOUTHWESTERN BELL 560      
281-821 A Westfield TX HSTNTXWEDS0  9533 SOUTHWESTERN BELL 560      
281-822 A Houston TX HSTNTXSXDS1  8833 LOGIX COMMUNICATIONS CORPORATION - TX 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 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 >>

Last updated: Wed, 07 Feb 2024 04:12:25 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.