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: 972 [Rate centres in NPA 972] [Dial plan for NPA 972]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-614 4 Grand Prairie EMS TX DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-614 5 Grand Prairie EMS TX DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-614 6 Grand Prairie EMS TX DLLSTX97DSU  951G INTEGRATED PATH COMMUNICATIONS, LLC - TX 552   2014-10-15   
972-614 7 Grand Prairie EMS TX DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-614 8 Grand Prairie EMS TX DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-614 9 Grand Prairie EMS TX DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-615 A Dallas Fort Worth Airport EMS TX DFIATXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-616 A Dallas TX DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-616 0 Dallas TX DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-616 1 Dallas TX DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-616 2 Dallas TX DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-616 3 Dallas TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-08-26   
972-616 4 Dallas TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-05-22   
972-616 5 Dallas TX DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-616 6 Dallas TX DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-616 7 Dallas TX DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-616 8 Dallas TX DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-616 9 Dallas TX DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-617 A Red Oak EMS TX RDOKTXHORS0  9533 SOUTHWESTERN BELL 552      
972-618 A Plano TX PLANTXXKDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-619 A Dallas TX DLLBTXPVDS0  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-619 0 Dallas TX DLLBTXPVDS0  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-619 1 Dallas TX DLLBTXPVDS0  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-619 2 Dallas TX DLLBTXPVDS0  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-619 3 Dallas TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-05-22   
972-619 4 Dallas TX DLLBTXPVDS0  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-619 5 Dallas TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-05-22   
972-619 6 Dallas TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2011-04-26   
972-619 7 Dallas TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2011-04-26   
972-619 8 Dallas TX DLLBTXPVDS0  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-619 9 Dallas TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-05-22   
972-620 A Dallas TX DLLSTXFBDS0  9533 SOUTHWESTERN BELL 552      
972-621 A Irving EMS TX IRNGTXXFDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-621 0 Irving EMS TX IRNGTXXFDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-621 1 Irving EMS TX DLLTTX01DMD  5562 METROPCS, INC. 552   2011-07-29   
972-621 2 Irving EMS TX IRNGTXXFDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-621 3 Irving EMS TX IRNGTXXFDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-621 4 Irving EMS TX IRNGTXXFDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-621 5 Irving EMS TX IRNGTXXFDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-621 6 Irving EMS TX IRNGTXXFDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-621 7 Irving EMS TX IRNGTXXFDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-621 8 Irving EMS TX IRNGTXXFDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-621 9 Irving EMS TX DLLTTX01DMD  5562 METROPCS, INC. 552   2011-07-29   
972-622 A Grand Prairie EMS TX PLANTXYLCM0  6630 USA MOBILITY WIRELESS, INC. 552      
972-623 A Grand Prairie TX DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-623 0 Grand Prairie TX DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-623 1 Grand Prairie TX DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-623 2 Grand Prairie TX DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-623 3 Grand Prairie TX DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      
972-623 4 Grand Prairie TX DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      

<< 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 >>

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.