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
512-380 3 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-380 4 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-380 5 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-380 6 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-380 7 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-380 8 Austin TX AUSTTXGKDS0  8958 XO TEXAS, INC. 558   2002-06-02   
512-380 9 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-381 A Austin TX AUSTTXEEDS0  7087 ICG CHOICE COM, L.P. - TX 558      
512-382 A Austin TX AUSTTXGRDS7  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558      
512-382 0 Austin TX AUSXTXZRPS1  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 558   2004-08-20   
512-382 1 Austin TX AUSXTXZRPS1  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 558   2004-08-20   
512-382 2 Austin TX AUSTTXGRDS7  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2004-02-24   
512-382 3 Austin TX AUSTTXGRDS7  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2004-05-27   
512-382 4 Austin TX AUSTTXGRDS7  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558      
512-382 5 Austin TX AUSXTXZRPS1  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 558   2005-05-02   
512-382 6 Austin TX AUSXTXZRPS1  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 558   2005-05-02   
512-382 7 Austin TX AUSXTXZRPS1  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 558   2005-05-02   
512-382 8 Austin TX AUSWTXSZDS1  7516 LEVEL 3 TELECOM OF TEXAS, LLC 558   2005-06-11   
512-382 9 Austin TX AUSXTXZRPS1  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 558   2005-09-09   
512-383 A Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-383 0 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-383 1 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-383 2 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-383 3 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-383 4 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-383 5 Austin TX AUSXTXZRPS1  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 558   2007-09-12   
512-383 6 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2009-11-29   
512-383 7 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-383 8 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-383 9 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-384 A Austin TX AUSTTXGKDS1  8958 XO TEXAS, INC. 558      
512-384 0 Austin TX AUSTTXGKDS1  8958 XO TEXAS, INC. 558   2010-11-08   
512-384 1 Austin TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558   2013-06-22   
512-384 2 Austin TX AUSTTXGKDS1  8958 XO TEXAS, INC. 558   2010-11-08   
512-384 3 Austin TX AUSTTXGKDS1  8958 XO TEXAS, INC. 558   2010-11-08   
512-384 4 Austin TX AUSTTXGKDS1  8958 XO TEXAS, INC. 558   2010-11-08   
512-384 5 Austin TX AUSTTXGKDS1  8958 XO TEXAS, INC. 558   2010-11-08   
512-384 6 Austin TX AUSTTXGKDS1  8958 XO TEXAS, INC. 558   2010-11-08   
512-384 7 Austin TX AUSTTXGKDS1  8958 XO TEXAS, INC. 558   2010-11-08   
512-384 8 Austin TX AUSTTXGKDS1  8958 XO TEXAS, INC. 558   2010-11-08   
512-384 9 Austin TX AUSTTXGKDS1  8958 XO TEXAS, INC. 558   2010-11-08   
512-385 A Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      
512-386 A Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      
512-386 0 Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      
512-386 1 Austin TX AUSXTXZRPS1  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 558   2006-08-23   
512-386 2 Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      
512-386 3 Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      
512-386 4 Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      
512-386 5 Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      
512-386 6 Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      

<< 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: VoIP Much Phone Company

Like this site? We accept donations via PayPal.