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
972-707 3 Dallas TX   8833 LOGIX COMMUNICATIONS CORPORATION - TX 552   2011-11-04   
972-707 4 Dallas TX   8833 LOGIX COMMUNICATIONS CORPORATION - TX 552   2011-11-04   
972-707 5 Dallas TX   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2011-10-20   
972-707 6 Dallas TX   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2011-10-20   
972-707 7 Dallas TX   583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 552   2012-02-16   
972-707 8 Dallas TX   583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 552   2012-02-16   
972-707 9 Dallas TX   583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 552   2012-02-16   
972-708 A Dallas TX DLLSTXDVDS0  9533 SOUTHWESTERN BELL 552      
972-708 0 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-708 1 Dallas TX   8958 XO TEXAS, INC. 552   2010-11-03   
972-708 2 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-708 3 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-708 4 Dallas TX   8958 XO TEXAS, INC. 552   2010-11-03   
972-708 5 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-708 6 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-708 7 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-708 8 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-708 9 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-709 A Dallas TX DLLSTXDVDS0  9533 SOUTHWESTERN BELL 552      
972-710 A Grand Prairie EMS TX PLANTXYLCM0  6630 USA MOBILITY WIRELESS, INC. 552      
972-712 A Frisco EACS TX FRSCTXESDS0  9533 SOUTHWESTERN BELL 552      
972-713 A Dallas TX DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-714 A Irving TX IRNGTXXGDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-715 A Dallas TX DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-715 0 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-715 1 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-715 2 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-715 3 Dallas TX   8958 XO TEXAS, INC. 552   2010-11-03   
972-715 4 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-715 5 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-715 6 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-715 7 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-715 8 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-715 9 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-716 A Dallas TX DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-717 A Irving TX IRNGTXXEDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-718 A Irving EMS TX IRNGTXXEDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-719 A Irving TX IRNGTXXEDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-720 A Dallas TX DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-720 0 Dallas TX   5562 METROPCS, INC. 552   2019-07-18   
972-720 1 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-720 2 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-720 3 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-720 4 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-720 5 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-720 6 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-720 7 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-720 8 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-720 9 Dallas TX   9533 SOUTHWESTERN BELL 552      
972-721 A Irving TX IRNGTXXCDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 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: Fri, 01 Jul 2022 02:53:40 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.