Local Calling Guide
Area code/prefix search
Austin, TX
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 512-428
| 1 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-428
| 2 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-428
| 3 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-428
| 4 |
|
793K TWC IP ENABLED SERVICES, LLC |
558 |
|
2007-09-05 |
|
| 512-428
| 5 |
|
793K TWC IP ENABLED SERVICES, LLC |
558 |
|
2007-09-05 |
|
| 512-428
| 6 |
|
793K TWC IP ENABLED SERVICES, LLC |
558 |
|
2007-09-05 |
|
| 512-428
| 7 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-428
| 8 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
558 |
|
2009-12-17 |
|
| 512-428
| 9 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-431
| A |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
|
|
| 512-432
| A |
AUSTTXHIDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-432
| 0 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-432
| 1 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-432
| 2 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-432
| 3 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-432
| 4 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-432
| 5 |
|
793K TWC IP ENABLED SERVICES, LLC |
558 |
|
2007-09-12 |
|
| 512-432
| 6 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-432
| 7 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-432
| 8 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-432
| 9 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-433
| A |
AUSTTXHIDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-433
| 0 |
|
5562 METROPCS, INC. |
558 |
|
2007-11-12 |
|
| 512-433
| 1 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-433
| 2 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-433
| 3 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-433
| 4 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-433
| 5 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-433
| 6 |
|
793K TWC IP ENABLED SERVICES, LLC |
558 |
|
2006-08-23 |
|
| 512-433
| 7 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-433
| 8 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-433
| 9 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2006-01-29 |
|
| 512-434
| A |
AUSTTXHIDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-434
| 0 |
|
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2012-09-16 |
|
| 512-434
| 1 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-434
| 2 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-434
| 3 |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
558 |
|
2023-08-07 |
|
| 512-434
| 4 |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
558 |
|
2023-08-07 |
|
| 512-434
| 5 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-434
| 6 |
|
903C ONVOY, LLC - TX |
558 |
|
2023-08-24 |
|
| 512-434
| 7 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-434
| 8 |
|
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
558 |
|
2023-08-07 |
|
| 512-434
| 9 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2006-01-29 |
|
| 512-435
| A |
AUSTTXHIDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-435
| 0 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-435
| 1 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2010-02-07 |
|
| 512-435
| 2 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-435
| 3 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-435
| 4 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-435
| 5 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-435
| 6 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-435
| 7 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2010-02-07 |
|
| 512-435
| 8 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-435
| 9 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2010-01-21 |
|
| 512-436
| A |
AUSTTXHIDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-436
| 0 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
558 |
|
2006-04-24 |
|
| 512-436
| 1 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2006-07-06 |
|
| 512-436
| 2 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2006-07-06 |
|
| 512-436
| 3 |
|
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2010-03-21 |
|
| 512-436
| 4 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2006-07-06 |
|
| 512-436
| 5 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2006-07-06 |
|
| 512-436
| 6 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2006-07-06 |
|
| 512-436
| 7 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-436
| 8 |
|
793K TWC IP ENABLED SERVICES, LLC |
558 |
|
2007-09-12 |
|
| 512-436
| 9 |
|
793K TWC IP ENABLED SERVICES, LLC |
558 |
|
2006-04-24 |
|
| 512-437
| A |
AUSTTXHIDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-437
| 0 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-437
| 1 |
|
5562 METROPCS, INC. |
558 |
|
2007-11-12 |
|
| 512-437
| 2 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-437
| 3 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-437
| 4 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-437
| 5 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-437
| 6 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-437
| 7 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-437
| 8 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-437
| 9 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-438
| A |
AUSTTXHIDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-438
| 0 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-438
| 1 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-438
| 2 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-438
| 3 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-438
| 4 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-438
| 5 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-438
| 6 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-438
| 7 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-438
| 8 |
|
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-438
| 9 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2006-01-29 |
|
| 512-439
| A |
AUSTTXUHAMD |
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
|
|
| 512-439
| 0 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
|
|
| 512-439
| 1 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
2000-09-25 |
|
| 512-439
| 2 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
2000-08-01 |
|
| 512-439
| 3 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
2000-08-01 |
|
| 512-439
| 4 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
2004-05-15 |
|
| 512-439
| 5 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
|
|
| 512-439
| 6 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
2000-08-01 |
|
| 512-439
| 7 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
2000-08-01 |
|
| 512-439
| 8 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
2005-02-25 |
|
| 512-439
| 9 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2006-01-29 |
|
| 512-440
| A |
AUSTTXHIDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-441
| A |
AUSTTXHIDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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