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

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
512-520 4 Austin TX   516C AT&T CORP. 558   2010-12-30   
512-520 5 Austin TX   516C AT&T CORP. 558   2010-12-30   
512-520 6 Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2011-02-11   
512-520 7 Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2011-02-11   
512-520 8 Austin TX   793K TWC IP ENABLED SERVICES, LLC 558   2011-02-20   
512-520 9 Austin TX   793K TWC IP ENABLED SERVICES, LLC 558   2011-03-01   
512-521 A Bastrop TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558      
512-521 0 Bastrop TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2011-12-12   
512-521 1 Bastrop TX   6529 T-MOBILE USA, INC. 558   2015-01-21   
512-521 2 Bastrop TX   6529 T-MOBILE USA, INC. 558   2015-01-21   
512-521 3 Bastrop TX   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2014-06-20   
512-521 4 Bastrop TX   6529 T-MOBILE USA, INC. 558   2014-09-04   
512-521 5 Bastrop TX   829J PAETEC ITEL, LLC 558   2013-12-16   
512-521 6 Bastrop TX   6529 T-MOBILE USA, INC. 558   2014-09-04   
512-521 7 Bastrop TX   903C ONVOY, LLC - TX 558   2013-03-08   
512-521 8 Bastrop TX   6529 T-MOBILE USA, INC. 558   2014-09-04   
512-521 9 Bastrop TX   6529 T-MOBILE USA, INC. 558   2014-09-04   
512-522 A Austin TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
512-522 0 Austin TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2010-04-25   
512-522 1 Austin TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2010-04-25   
512-522 2 Austin TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2010-04-25   
512-522 3 Austin TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2010-04-25   
512-522 4 Austin TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2010-04-25   
512-522 5 Austin TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2010-04-25   
512-522 6 Austin TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2010-04-25   
512-522 7 Austin TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2010-04-25   
512-522 8 Austin TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2010-04-25   
512-522 9 Austin TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2010-04-25   
512-523 A Buda PPCP TX AUSUTXYYPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 558      
512-523 0 Buda PPCP TX   7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 558      
512-523 1 Buda PPCP TX   7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 558      
512-523 2 Buda PPCP TX   7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 558      
512-523 3 Buda PPCP TX   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2004-11-12   
512-523 4 Buda PPCP TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2009-09-16   
512-523 5 Buda PPCP TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2010-06-25   
512-523 6 Buda PPCP TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2014-08-24   
512-523 7 Buda PPCP TX   139F WORLDCALL INTERCONNECT INC. 558   2008-09-12   
512-523 8 Buda PPCP TX   793K TWC IP ENABLED SERVICES, LLC 558   2007-09-20   
512-523 9 Buda PPCP TX   793K TWC IP ENABLED SERVICES, LLC 558   2007-09-20   
512-524 A Austin TX AUSUTXYYPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 558      
512-524 0 Austin TX   7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 558      
512-524 1 Austin TX   7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 558      
512-524 2 Austin TX   7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 558      
512-524 3 Austin TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2005-01-08   
512-524 4 Austin TX   7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 558      
512-524 5 Austin TX   7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 558      
512-524 6 Austin TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2005-01-08   
512-524 7 Austin TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2005-01-08   
512-524 8 Austin TX   7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 558      
512-524 9 Austin TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2005-01-08   
512-525 A Lampasas TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558      
512-525 0 Lampasas TX   5562 METROPCS, INC. 558      
512-525 1 Lampasas TX   5562 METROPCS, INC. 558      
512-525 2 Lampasas TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2015-07-13   
512-525 3 Lampasas TX   5562 METROPCS, INC. 558      
512-525 4 Lampasas TX   6529 T-MOBILE USA, INC. 558      
512-525 5 Lampasas TX   6529 T-MOBILE USA, INC. 558      
512-525 6 Lampasas TX   6529 T-MOBILE USA, INC. 558      
512-525 7 Lampasas TX   6529 T-MOBILE USA, INC. 558      
512-525 8 Lampasas TX   177F PEERLESS NETWORK OF TEXAS, LLC - TX 558   2014-05-02   
512-525 9 Lampasas TX   6529 T-MOBILE USA, INC. 558      
512-526 A Austin TX AUSTTXGRDS7  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558      
512-526 0 Austin TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2008-05-27   
512-526 1 Austin TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2008-05-27   
512-526 2 Austin TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2008-05-27   
512-526 3 Austin TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2008-05-27   
512-526 4 Austin TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2008-05-27   
512-526 5 Austin TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2008-05-27   
512-526 6 Austin TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2008-05-27   
512-526 7 Austin TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2008-05-27   
512-526 8 Austin TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2008-05-27   
512-526 9 Austin TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2008-05-27   
512-527 A Austin TX AUSTTXFIDS0  9533 SOUTHWESTERN BELL 558      
512-527 0 Austin TX   9533 SOUTHWESTERN BELL 558      
512-527 1 Austin TX   9533 SOUTHWESTERN BELL 558      
512-527 2 Austin TX   9533 SOUTHWESTERN BELL 558      
512-527 3 Austin TX   793K TWC IP ENABLED SERVICES, LLC 558   2007-09-05   
512-527 4 Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2006-06-23   
512-527 5 Austin TX   9533 SOUTHWESTERN BELL 558      
512-527 6 Austin TX   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2011-11-08   
512-527 7 Austin TX   9533 SOUTHWESTERN BELL 558      
512-527 8 Austin TX   9533 SOUTHWESTERN BELL 558      
512-527 9 Austin TX   9533 SOUTHWESTERN BELL 558      
512-528 A Leander TX AUSTTXLEDS0  9533 SOUTHWESTERN BELL 558      
512-528 0 Leander TX   9533 SOUTHWESTERN BELL 558      
512-528 1 Leander TX   9533 SOUTHWESTERN BELL 558      
512-528 2 Leander TX   9533 SOUTHWESTERN BELL 558      
512-528 3 Leander TX   903C ONVOY, LLC - TX 558   2013-02-20   
512-528 4 Leander TX   318C CEBRIDGE TELECOM TX , L.P. - TX 558   2014-02-28   
512-528 5 Leander TX   793K TWC IP ENABLED SERVICES, LLC 558   2010-11-06   
512-528 6 Leander TX   145J TERRA NOVA TELECOM INC. 558   2021-01-26   
512-528 7 Leander TX   9533 SOUTHWESTERN BELL 558      
512-528 8 Leander TX   9533 SOUTHWESTERN BELL 558      
512-528 9 Leander TX   9533 SOUTHWESTERN BELL 558      
512-529 A Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558      
512-529 0 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2007-06-27   
512-529 1 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2007-06-17   
512-529 2 Austin TX   5562 METROPCS, INC. 558   2007-06-27   
512-529 3 Austin TX   5562 METROPCS, INC. 558   2007-06-27   
512-529 4 Austin TX   5562 METROPCS, INC. 558   2007-06-27   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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