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
512-816 A Austin TX AUSWTXSZDS2  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-816 0 Austin TX AUSWTXSZDS2  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2009-02-16   
512-816 1 Austin TX AUSWTXSZDS2  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2009-02-16   
512-816 2 Austin TX AUSWTXSZDS2  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2009-02-16   
512-816 3 Austin TX AUSWTXSZDS2  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2009-02-16   
512-816 4 Austin TX AUSWTXSZDS2  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2009-02-16   
512-816 5 Austin TX AUSWTXSZDS2  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2009-02-16   
512-816 6 Austin TX AUSWTXSZDS2  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2009-02-16   
512-816 7 Austin TX AUSWTXSZDS2  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2009-02-16   
512-816 8 Austin TX AUSWTXSZDS2  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2009-02-16   
512-816 9 Austin TX AUSWTXSZDS2  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2009-02-16   
512-817 A Leander TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
512-817 0 Leander TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2015-03-06   
512-817 1 Leander TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2015-03-06   
512-817 2 Leander TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2015-03-06   
512-817 3 Leander TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558   2015-03-09   
512-817 4 Leander TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558   2015-03-09   
512-817 5 Leander TX AUSWTXOO1MD  7982 CAPROCK TELECOMMUNICATIONS CORP. - TX 558   2015-07-17   
512-817 6 Leander TX AUSWTXGX6MD  6529 T-MOBILE USA, INC. 558   2015-07-13   
512-817 7 Leander TX AUSWTXGX0MD  5562 METROPCS, INC. 558   2015-03-27   
512-817 8 Leander TX AUSWTXGX6MD  6529 T-MOBILE USA, INC. 558   2015-07-13   
512-817 9 Leander TX AUSWTXGX6MD  6529 T-MOBILE USA, INC. 558   2016-04-17   
512-818 A Georgetown TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-819 A Georgetown TX GRTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-819 0 Georgetown TX GRTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-819 1 Georgetown TX AUSTTXHOX3X  318C CEBRIDGE TELECOM TX , L.P. - TX 558   2014-03-17   
512-819 2 Georgetown TX GRTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-819 3 Georgetown TX GRTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-819 4 Georgetown TX GRTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-819 5 Georgetown TX GRTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-819 6 Georgetown TX AUSTTXHOX3X  318C CEBRIDGE TELECOM TX , L.P. - TX 558   2014-03-17   
512-819 7 Georgetown TX GRTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-819 8 Georgetown TX GRTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-819 9 Georgetown TX GRTWTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-820 A Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558      
512-820 0 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2008-11-06   
512-820 1 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2008-12-12   
512-820 2 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2009-09-22   
512-820 3 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2009-10-11   
512-820 4 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2009-10-18   
512-820 5 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2009-04-30   
512-820 6 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2008-08-05   
512-820 7 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2008-08-25   
512-820 8 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2008-09-05   
512-820 9 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2008-07-25   
512-821 A Austin TX AUSTTXTEDS0  9533 SOUTHWESTERN BELL 558      
512-822 A Austin TX AUSTTXGRDS3  319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 558      
512-822 0 Austin TX AUSWTXGX0MD  5562 METROPCS, INC. 558   2013-06-29   
512-822 1 Austin TX AUSWTXGX0MD  5562 METROPCS, INC. 558   2013-06-29   
512-822 2 Austin TX AUSWTXGX0MD  5562 METROPCS, INC. 558   2013-06-29   

<< 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.