Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
972-505 1 Irving TX 6529 T-MOBILE USA, INC. 552   2006-10-02   
972-505 5 Irving TX 6529 T-MOBILE USA, INC. 552   2006-05-08   
972-505 6 Irving TX 6529 T-MOBILE USA, INC. 552   2007-11-12   
972-505 8 Irving TX 6529 T-MOBILE USA, INC. 552   2006-04-26   
972-505 9 Irving TX 6529 T-MOBILE USA, INC. 552   2007-11-12   
972-510 3 Irving TX 6529 T-MOBILE USA, INC. 552   2007-07-19   
972-510 4 Irving TX 6529 T-MOBILE USA, INC. 552   2007-07-19   
972-510 9 Irving TX 6529 T-MOBILE USA, INC. 552   2007-07-19   
972-513 3 Irving TX 5562 METROPCS, INC. 552   2006-08-28   
972-513 4 Irving TX 5562 METROPCS, INC. 552   2009-03-05   
972-513 5 Irving TX 5562 METROPCS, INC. 552   2006-08-28   
972-513 6 Irving TX 5562 METROPCS, INC. 552   2006-08-28   
972-513 7 Irving TX 5562 METROPCS, INC. 552   2006-08-28   
972-513 8 Irving TX 5562 METROPCS, INC. 552   2009-02-20   
972-514 4 Irving EMS TX 6529 T-MOBILE USA, INC. 552   2024-12-03   
972-514 5 Irving EMS TX 6529 T-MOBILE USA, INC. 552   2024-12-03   
972-536 3 Irving TX 6529 T-MOBILE USA, INC. 552   2007-03-19   
972-607 0 Irving TX 5562 METROPCS, INC. 552   2008-02-24   
972-607 5 Irving TX 5562 METROPCS, INC. 552   2007-01-12   
972-607 6 Irving TX 5562 METROPCS, INC. 552   2007-01-12   
972-621 1 Irving EMS TX 5562 METROPCS, INC. 552   2011-07-29   
972-621 9 Irving EMS TX 5562 METROPCS, INC. 552   2011-07-29   
972-657 0 Irving TX 6529 T-MOBILE USA, INC. 552   2007-03-19   
972-746 0 Irving TX 6529 T-MOBILE USA, INC. 552   2004-10-04   
972-746 1 Irving TX 6529 T-MOBILE USA, INC. 552   2004-10-04   
972-746 3 Irving TX 6529 T-MOBILE USA, INC. 552   2004-04-27   
972-746 5 Irving TX 6529 T-MOBILE USA, INC. 552   2004-04-09   
972-746 6 Irving TX 6529 T-MOBILE USA, INC. 552   2004-03-15   
972-746 7 Irving TX 6529 T-MOBILE USA, INC. 552   2004-03-15   
972-746 8 Irving TX 6529 T-MOBILE USA, INC. 552   2004-02-16   
972-746 9 Irving TX 6529 T-MOBILE USA, INC. 552   2004-02-16   
972-785 7 Irving TX 6529 T-MOBILE USA, INC. 552   2007-03-19   
972-786 1 Irving TX 6529 T-MOBILE USA, INC. 552   2006-03-26   
972-786 2 Irving TX 6529 T-MOBILE USA, INC. 552   2005-06-01   
972-786 3 Irving TX 6529 T-MOBILE USA, INC. 552   2004-11-19   
972-786 4 Irving TX 6529 T-MOBILE USA, INC. 552   2004-11-19   
972-786 5 Irving TX 6529 T-MOBILE USA, INC. 552   2004-11-19   
972-786 6 Irving TX 6529 T-MOBILE USA, INC. 552   2004-10-04   
972-793 2 Irving TX 6529 T-MOBILE USA, INC. 552   2007-07-19   
972-793 3 Irving TX 6529 T-MOBILE USA, INC. 552   2007-07-19   
972-793 4 Irving TX 6529 T-MOBILE USA, INC. 552   2007-07-19   
972-815 3 Irving TX 5562 METROPCS, INC. 552   2006-08-28   
972-815 5 Irving TX 5562 METROPCS, INC. 552   2006-08-28   
972-815 6 Irving TX 5562 METROPCS, INC. 552   2006-08-28   
972-815 7 Irving TX 5562 METROPCS, INC. 552   2006-08-28   
972-815 8 Irving TX 5562 METROPCS, INC. 552   2006-08-28   
972-815 9 Irving TX 5562 METROPCS, INC. 552   2006-08-28   
972-821 0 Irving TX 6529 T-MOBILE USA, INC. 552   2019-07-12   
972-821 1 Irving TX 6529 T-MOBILE USA, INC. 552   2005-05-20   
972-821 2 Irving TX 6529 T-MOBILE USA, INC. 552   2005-05-20   

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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