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.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
281-220 9 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2003-04-28   
281-235 A Bammel TX 6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560      
281-250 A Houston TX 6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560      
281-635 8 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2003-06-03   
281-650 A Bammel TX 6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560      
281-652 6 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2003-06-03   
281-652 7 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2005-10-08   
281-657 5 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2003-06-03   
281-661 0 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2010-01-30   
281-661 9 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2010-01-30   
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   
281-701 A Bammel TX 6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560      
281-704 A Bammel TX 6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560      
281-726 1 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2002-12-08   
281-726 2 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2002-12-08   
281-733 3 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2002-12-08   
281-733 4 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2002-12-08   
281-748 A Bammel TX 6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560      
281-755 0 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2005-06-18   
281-779 A Houston TX 6664 SPRINT SPECTRUM, L.P. 560      
281-779 0 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2006-08-14   
281-779 1 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2006-05-04   
281-779 3 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2006-05-04   
281-779 5 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2006-05-04   
281-779 6 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2006-05-04   
281-779 7 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2006-05-04   
281-780 A Houston TX 6664 SPRINT SPECTRUM, L.P. 560      
281-780 0 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2006-07-11   
281-780 1 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2007-12-18   
281-780 2 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2007-12-18   
281-780 3 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2007-12-18   
281-780 4 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2007-12-18   
281-780 5 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2007-12-18   
281-780 6 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2006-07-09   
281-780 7 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2006-07-09   
281-780 8 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2007-12-18   
281-780 9 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2007-12-18   
281-827 A Houston TX 6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560      
281-846 A Houston TX 6664 SPRINT SPECTRUM, L.P. 560      
281-846 0 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2010-01-23   
281-846 8 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2003-10-01   
281-905 A Houston TX 6664 SPRINT SPECTRUM, L.P. 560      
281-905 0 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2006-06-02   
281-905 1 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2007-12-18   
281-905 2 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2007-12-18   
281-905 3 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2007-12-18   
281-905 4 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2008-03-10   
281-905 5 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2008-03-10   
281-914 0 Houston TX 6664 SPRINT SPECTRUM, L.P. 560   2003-03-30   

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

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