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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
281-667 5 Apollo TX   6664 SPRINT SPECTRUM L.P. 560   2004-09-24   
281-667 6 Apollo TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2011-09-02   
281-667 7 Apollo TX   6664 SPRINT SPECTRUM L.P. 560   2003-08-09   
281-667 8 Apollo TX   6664 SPRINT SPECTRUM L.P. 560   2003-08-09   
281-667 9 Apollo TX   7239 MCI WORLDCOM COMMUNICATIONS, INC. - TX 560      
281-668 A Houston Suburban TX HSTOTX46DS0  7239 MCI WORLDCOM COMMUNICATIONS, INC. - TX 560      
281-668 0 Houston Suburban TX   7239 MCI WORLDCOM COMMUNICATIONS, INC. - TX 560      
281-668 1 Houston Suburban TX   7239 MCI WORLDCOM COMMUNICATIONS, INC. - TX 560      
281-668 2 Houston Suburban TX   7239 MCI WORLDCOM COMMUNICATIONS, INC. - TX 560      
281-668 3 Houston Suburban TX   7239 MCI WORLDCOM COMMUNICATIONS, INC. - TX 560      
281-668 4 Houston Suburban TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2003-01-22   
281-668 5 Houston Suburban TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2004-09-13   
281-668 6 Houston Suburban TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2005-10-23   
281-668 7 Houston Suburban TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2005-02-09   
281-668 8 Houston Suburban TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2005-02-09   
281-668 9 Houston Suburban TX   7239 MCI WORLDCOM COMMUNICATIONS, INC. - TX 560      
281-669 A Houston TX HSTNTXMCDS0  9533 SOUTHWESTERN BELL 560      
281-669 0 Houston TX   4911 IONEX COMMUNICATIONS SOUTH, INC. - TX 560   2004-11-05   
281-669 1 Houston TX   9533 SOUTHWESTERN BELL 560      
281-669 2 Houston TX   9533 SOUTHWESTERN BELL 560      
281-669 3 Houston TX   9533 SOUTHWESTERN BELL 560      
281-669 4 Houston TX   9533 SOUTHWESTERN BELL 560      
281-669 5 Houston TX   9533 SOUTHWESTERN BELL 560      
281-669 6 Houston TX   6664 SPRINT SPECTRUM L.P. 560   2005-10-03   
281-669 7 Houston TX   6664 SPRINT SPECTRUM L.P. 560   2005-10-03   
281-669 8 Houston TX   9533 SOUTHWESTERN BELL 560      
281-669 9 Houston TX   9533 SOUTHWESTERN BELL 560      
281-670 A Houston Suburban TX HSTOTX46DS0  7239 MCI WORLDCOM COMMUNICATIONS, INC. - TX 560      
281-670 0 Houston Suburban TX   7239 MCI WORLDCOM COMMUNICATIONS, INC. - TX 560      
281-670 1 Houston Suburban TX   7239 MCI WORLDCOM COMMUNICATIONS, INC. - TX 560      
281-670 2 Houston Suburban TX   7239 MCI WORLDCOM COMMUNICATIONS, INC. - TX 560      
281-670 3 Houston Suburban TX   6664 SPRINT SPECTRUM L.P. 560   2004-12-02   
281-670 4 Houston Suburban TX   6701 AERIAL COMMUNICATIONS 560   2014-11-24   
281-670 5 Houston Suburban TX   8625 COMCAST PHONE OF TEXAS, LLC - TX 560   2014-09-02   
281-670 6 Houston Suburban TX   7239 MCI WORLDCOM COMMUNICATIONS, INC. - TX 560   2010-06-30   
281-670 7 Houston Suburban TX   327E YMAX COMMUNICATIONS CORP. - TX 560   2008-08-21   
281-670 8 Houston Suburban TX   327E YMAX COMMUNICATIONS CORP. - TX 560   2008-08-21   
281-670 9 Houston Suburban TX   327E YMAX COMMUNICATIONS CORP. - TX 560   2011-06-17   
281-671 A Satsuma TX HSTOTX46DS0  7239 MCI WORLDCOM COMMUNICATIONS, INC. - TX 560      
281-671 0 Satsuma TX   004F BANDWIDTH.COM CLEC, LLC - TX 560   2009-02-26   
281-671 1 Satsuma TX   7239 MCI WORLDCOM COMMUNICATIONS, INC. - TX 560      
281-671 2 Satsuma TX   7239 MCI WORLDCOM COMMUNICATIONS, INC. - TX 560      
281-671 3 Satsuma TX   7421 AT&T LOCAL 560   2002-12-10   
281-671 4 Satsuma TX   004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-03-11   
281-671 5 Satsuma TX   7982 CAPROCK TELECOMMUNICATIONS CORP. - TX 560   2006-10-28   
281-671 6 Satsuma TX   7982 CAPROCK TELECOMMUNICATIONS CORP. - TX 560   2011-08-09   
281-671 7 Satsuma TX   004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-03-11   
281-671 8 Satsuma TX   004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-06-24   
281-671 9 Satsuma TX   7239 MCI WORLDCOM COMMUNICATIONS, INC. - TX 560      
281-672 A League City TX LGCYTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 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 >>

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.