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.

Grand Prairie EMS, TX

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
972-336 4 DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-336 5 DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-336 6 DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-336 7 DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-336 8 DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-336 9 DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-337 A DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-339 A DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-339 0 DLLTTXID1MD  6529 T-MOBILE USA, INC. 552   2004-07-05   
972-339 1 DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-339 2 DLLTTXID1MD  6529 T-MOBILE USA, INC. 552   2007-02-09   
972-339 3 DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-339 4 DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-339 5 DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-339 6 DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-339 7 DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-339 8 DLLTTXID1MD  6529 T-MOBILE USA, INC. 552   2005-07-17   
972-339 9 DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-342 A CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
972-345 A FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
972-397 A DLLSTXJP2MD  6630 SPOK, INC. 552      
972-400 A FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
972-400 0 CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-09-09   
972-400 1 CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-09-09   
972-400 2 CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-09-09   
972-400 3 DLLTTXID1MD  6529 T-MOBILE USA, INC. 552   2007-08-09   
972-400 4 DLLSTXHM0MD  829J PAETEC ITEL, LLC 552   2007-05-16   
972-400 5 DLLTTXID1MD  6529 T-MOBILE USA, INC. 552   2007-08-09   
972-400 6 DLLTTXID1MD  6529 T-MOBILE USA, INC. 552   2007-08-09   
972-400 7 FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-07-20   
972-400 8 FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-07-20   
972-400 9 FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-07-20   
972-415 A FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
972-415 0 FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2019-02-10   
972-415 1 FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-17   
972-415 2 FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-17   
972-415 3 FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-17   
972-415 4 FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-17   
972-415 5 FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-17   
972-415 6 FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-17   
972-415 7 FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-17   
972-415 8 FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-17   
972-415 9 FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2004-11-06   
972-467 A CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
972-489 A CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
972-523 A CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
972-533 A FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
972-533 0 FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-01-28   
972-533 1 FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-01-28   
972-533 2 FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-01-28   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 >>

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.