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: 512 [Rate centres in NPA 512] [Dial plan for NPA 512]

<< 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 99 100 101 102 103 104 105 106 107 108 109 110 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
512-894 0 Dripping Springs PPCP TX DRSPTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-894 1 Dripping Springs PPCP TX AUSTTX92X0X  139F WORLDCALL INTERCONNECT INC. 558   2008-09-12   
512-894 2 Dripping Springs PPCP TX AUSXTXZRPS1  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 558   2010-11-06   
512-894 3 Dripping Springs PPCP TX DRSPTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-894 4 Dripping Springs PPCP TX GRTWTXXAPS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-894 5 Dripping Springs PPCP TX AUSXTXZRPS1  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 558   2017-10-05   
512-894 6 Dripping Springs PPCP TX AUSTTXGRX3Y  073H TELNYX LLC 558   2017-03-22   
512-894 7 Dripping Springs PPCP TX   508J CENTURYLINK COMMUNICATIONS LLC 558   2015-09-30   
512-894 8 Dripping Springs PPCP TX AUSTTXGRDS6  177F PEERLESS NETWORK OF TEXAS, LLC - TX 558   2014-05-05   
512-894 9 Dripping Springs PPCP TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558   2016-07-23   
512-895 A Austin TX AUSTTXTWDS0  9533 SOUTHWESTERN BELL 558      
512-895 0 Austin TX AUSTTXGKDS1  8958 XO TEXAS, INC. 558   2006-07-24   
512-895 1 Austin TX AUSTTXTWDS0  9533 SOUTHWESTERN BELL 558      
512-895 2 Austin TX AUSTTXTWDS0  9533 SOUTHWESTERN BELL 558      
512-895 3 Austin TX AUSTTXTWDS0  9533 SOUTHWESTERN BELL 558      
512-895 4 Austin TX AUSTTXTWDS0  9533 SOUTHWESTERN BELL 558      
512-895 5 Austin TX AUSTTXTWDS0  9533 SOUTHWESTERN BELL 558      
512-895 6 Austin TX AUSTTXTWDS0  9533 SOUTHWESTERN BELL 558      
512-895 7 Austin TX AUSTTXTWDS0  9533 SOUTHWESTERN BELL 558      
512-895 8 Austin TX AUSTTXTWDS0  9533 SOUTHWESTERN BELL 558      
512-895 9 Austin TX AUSTTXGKDS1  8958 XO TEXAS, INC. 558   2006-07-24   
512-896 A Austin TX AUSXTXUBCM0  6630 USA MOBILITY WIRELESS, INC. 558      
512-897 A Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-897 0 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2007-05-27   
512-897 1 Austin TX AUSYTX27DS0  327E YMAX COMMUNICATIONS CORP. - TX 558   2007-06-23   
512-897 2 Austin TX AUSUTXZMAMD  6664 SPRINT SPECTRUM L.P. 558   2007-07-16   
512-897 3 Austin TX AUSUTXZMAMD  6664 SPRINT SPECTRUM L.P. 558   2007-07-16   
512-897 4 Austin TX AUSUTXZMAMD  6664 SPRINT SPECTRUM L.P. 558   2007-07-16   
512-897 5 Austin TX AUSUTXZMAMD  6664 SPRINT SPECTRUM L.P. 558   2007-07-16   
512-897 6 Austin TX AUSUTXZMAMD  6664 SPRINT SPECTRUM L.P. 558   2007-07-16   
512-897 7 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2006-09-16   
512-897 8 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2006-09-16   
512-897 9 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2006-09-16   
512-898 A Thorndale-Thrall TX THDLTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-898 0 Thorndale-Thrall TX THDLTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-898 1 Thorndale-Thrall TX THDLTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-898 2 Thorndale-Thrall TX THDLTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-898 3 Thorndale-Thrall TX AUSTTXGR46Z  158H INVOXIO INCORPORATED 558   2018-07-29   
512-898 4 Thorndale-Thrall TX AUSXTXZRPS1  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 558   2006-12-06   
512-898 5 Thorndale-Thrall TX THDLTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-898 6 Thorndale-Thrall TX AUSXTXZRPS1  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 558   2010-11-06   
512-898 7 Thorndale-Thrall TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2013-02-20   
512-898 8 Thorndale-Thrall TX AUSTTX92X0X  139F WORLDCALL INTERCONNECT INC. 558   2008-09-12   
512-898 9 Thorndale-Thrall TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558   2011-07-04   
512-899 A Austin TX AUSTTXTWDS0  9533 SOUTHWESTERN BELL 558      
512-900 A Austin TX AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558      
512-900 0 Austin TX AUSUTXHP1MD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2011-03-20   
512-900 1 Austin TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558   2011-04-28   
512-900 2 Austin TX AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2011-01-31   
512-900 3 Austin TX AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2011-01-31   

<< 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 99 100 101 102 103 104 105 106 107 108 109 110 >>

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.