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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
512-419 3 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-419 4 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-419 5 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-419 6 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-419 7 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-419 8 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2006-01-29   
512-419 9 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-420 A Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-420 0 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-420 1 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-420 2 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-420 3 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2013-08-09   
512-420 4 Austin TX AUSWTXOO1MD  7982 CAPROCK TELECOMMUNICATIONS CORP. - TX 558   2013-07-15   
512-420 5 Austin TX AUSWTXOO1MD  7982 CAPROCK TELECOMMUNICATIONS CORP. - TX 558   2013-07-15   
512-420 6 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2013-09-26   
512-420 7 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2013-07-15   
512-420 8 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-420 9 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-421 A Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-422 A Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-423 A Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-424 A Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-424 0 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-424 1 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-424 2 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-424 3 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-424 4 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-424 5 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-424 6 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-424 7 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-424 8 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-424 9 Austin TX AUSWTXGX0MD  5562 METROPCS, INC. 558   2007-11-12   
512-425 A Austin TX AUSTTXFIDS0  9533 SOUTHWESTERN BELL 558      
512-425 0 Austin TX AUSUTX78DS0  7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2009-03-16   
512-425 1 Austin TX AUSTTXFIDS0  9533 SOUTHWESTERN BELL 558      
512-425 2 Austin TX AUSTTXFIDS0  9533 SOUTHWESTERN BELL 558      
512-425 3 Austin TX AUSTTXFIDS0  9533 SOUTHWESTERN BELL 558      
512-425 4 Austin TX AUSTTXFIDS0  9533 SOUTHWESTERN BELL 558      
512-425 5 Austin TX AUSTTXFIDS0  9533 SOUTHWESTERN BELL 558      
512-425 6 Austin TX AUSTTXFIDS0  9533 SOUTHWESTERN BELL 558      
512-425 7 Austin TX AUSTTXFIDS0  9533 SOUTHWESTERN BELL 558      
512-425 8 Austin TX AUSTTXFIDS0  9533 SOUTHWESTERN BELL 558      
512-425 9 Austin TX AUSTTXFIDS0  9533 SOUTHWESTERN BELL 558      
512-426 A Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-427 A Austin TX AUSTTXFIDS0  9533 SOUTHWESTERN BELL 558      
512-428 A Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-428 0 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-428 1 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-428 2 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-428 3 Austin TX AUSTTXHIDS0  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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.