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Austin, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
512-552 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2006-07-06   
512-552 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2006-07-06   
512-552 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2006-07-06   
512-552 4   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2006-07-06   
512-552 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2006-07-06   
512-552 6   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2006-07-06   
512-552 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2006-07-06   
512-552 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2006-07-06   
512-552 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2006-07-06   
512-554 A AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558      
512-560 A AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-563 A AUSWTXGXBMD  5562 METROPCS, INC. 558      
512-563 0   6529 T-MOBILE USA, INC. 558      
512-563 1   5562 METROPCS, INC. 558      
512-563 2   5562 METROPCS, INC. 558      
512-563 3   5562 METROPCS, INC. 558      
512-563 4   5562 METROPCS, INC. 558      
512-563 5   5562 METROPCS, INC. 558      
512-563 6   5562 METROPCS, INC. 558      
512-563 7   5562 METROPCS, INC. 558      
512-563 8   5562 METROPCS, INC. 558      
512-563 9   5562 METROPCS, INC. 558      
512-565 A AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-567 A AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558      
512-568 A AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-568 0   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2009-11-22   
512-568 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2009-10-18   
512-568 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2009-10-18   
512-568 3   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2009-09-23   
512-568 4   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2009-10-18   
512-568 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2009-10-18   
512-568 6   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2009-12-08   
512-568 7   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2009-11-29   
512-568 8   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2009-12-10   
512-568 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2009-05-03   
512-569 A AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558      
512-570 A AUSTTXUHAMD  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-570 0   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-08-08   
512-570 1   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-08-08   
512-570 2   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-08-08   
512-570 3   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-08-08   
512-570 4   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-08-08   
512-570 5   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-08-08   
512-570 6   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-08-08   
512-570 7   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-08-08   
512-570 8   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-08-08   
512-570 9   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2008-08-08   
512-571 A AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558      
512-571 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2012-07-07   
512-571 1   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2012-08-20   
512-571 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2012-07-23   
512-571 3   004F BANDWIDTH.COM CLEC, LLC - TX 558   2012-08-16   
512-571 4   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2011-12-11   
512-571 5   9533 SOUTHWESTERN BELL 558   2011-11-09   
512-571 6   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2011-12-11   
512-571 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2011-12-11   
512-571 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2012-07-07   
512-571 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2012-07-07   
512-573 A AUSWTXGXBMD  5562 METROPCS, INC. 558      
512-573 0   5562 METROPCS, INC. 558      
512-573 1   5562 METROPCS, INC. 558      
512-573 2   5562 METROPCS, INC. 558      
512-573 3   5562 METROPCS, INC. 558      
512-573 4   5562 METROPCS, INC. 558      
512-573 5   6529 T-MOBILE USA, INC. 558      
512-573 6   5562 METROPCS, INC. 558      
512-573 7   5562 METROPCS, INC. 558      
512-573 8   5562 METROPCS, INC. 558      
512-573 9   6529 T-MOBILE USA, INC. 558      
512-574 A AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-574 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2010-08-07   
512-574 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2010-08-07   
512-574 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2010-08-07   
512-574 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2010-08-07   
512-574 4   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2010-08-07   
512-574 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2010-07-11   
512-574 6   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2010-07-11   
512-574 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2010-07-11   
512-574 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2010-04-22   
512-574 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2010-04-22   
512-576 A AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558      
512-577 A AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558      
512-578 A AUSTTXGRDS5  9533 SOUTHWESTERN BELL 558      
512-578 0   9533 SOUTHWESTERN BELL 558   2010-09-03   
512-578 1   9533 SOUTHWESTERN BELL 558   2010-09-03   
512-578 2   9533 SOUTHWESTERN BELL 558   2010-09-03   
512-578 3   9533 SOUTHWESTERN BELL 558   2010-09-03   
512-578 4   9533 SOUTHWESTERN BELL 558   2010-09-03   
512-578 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2010-11-13   
512-578 6   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2010-11-13   
512-578 7   9533 SOUTHWESTERN BELL 558   2010-09-03   
512-578 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2010-11-13   
512-578 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2010-11-13   
512-579 A AUSTTXUHAMD  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-579 0   793K TWC IP ENABLED SERVICES, LLC 558   2007-09-05   
512-579 1   5562 METROPCS, INC. 558   2007-09-04   
512-579 2   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2007-08-17   
512-579 3   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2007-08-17   
512-579 4   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2007-08-17   
512-579 5   7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2007-08-17   

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

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