Local Calling Guide
Area code/prefix search
Austin, TX
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 512-852
| 5 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2006-11-18 |
|
| 512-852
| 6 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2006-11-18 |
|
| 512-852
| 7 |
AUSTTXUHAMD |
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
2006-12-21 |
|
| 512-852
| 8 |
AUSXTXZR0MD |
793K TWC IP ENABLED SERVICES, LLC |
558 |
|
2007-04-05 |
|
| 512-852
| 9 |
AUSXTXZR0MD |
793K TWC IP ENABLED SERVICES, LLC |
558 |
|
2007-04-05 |
|
| 512-853
| A |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
|
|
| 512-853
| 0 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2006-08-24 |
|
| 512-853
| 1 |
AUSWTXGXBMD |
5562 METROPCS, INC. |
558 |
|
2014-03-06 |
|
| 512-853
| 2 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2002-10-28 |
|
| 512-853
| 3 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2002-10-28 |
|
| 512-853
| 4 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2002-10-28 |
|
| 512-853
| 5 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2002-10-28 |
|
| 512-853
| 6 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2002-10-28 |
|
| 512-853
| 7 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2002-10-28 |
|
| 512-853
| 8 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2002-10-28 |
|
| 512-853
| 9 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2002-10-28 |
|
| 512-854
| A |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-854
| 0 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
2000-11-19 |
|
| 512-854
| 1 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
2000-11-19 |
|
| 512-854
| 2 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
2000-11-19 |
|
| 512-854
| 3 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
2000-11-19 |
|
| 512-854
| 4 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
2000-11-19 |
|
| 512-854
| 5 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
2000-11-19 |
|
| 512-854
| 6 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
2000-11-19 |
|
| 512-854
| 7 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
2000-11-19 |
|
| 512-854
| 8 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
2000-11-19 |
|
| 512-854
| 9 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
2000-11-19 |
|
| 512-857
| A |
AUSTTXUHAMD |
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
558 |
|
|
|
| 512-860
| A |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-860
| 0 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-860
| 1 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-860
| 2 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2024-09-27 |
|
| 512-860
| 3 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-860
| 4 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-860
| 5 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-860
| 6 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-860
| 7 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-860
| 8 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-860
| 9 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-861
| A |
AUSTTXGR03Z |
903C ONVOY, LLC - TX |
558 |
|
|
|
| 512-861
| 0 |
AUSTTXUH5MD |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
558 |
|
2010-03-08 |
|
| 512-861
| 1 |
AUSYTXFC1MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2010-09-03 |
|
| 512-861
| 2 |
AUSTTXUH5MD |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
558 |
|
2010-09-04 |
|
| 512-861
| 3 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2010-08-20 |
|
| 512-861
| 4 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2010-08-20 |
|
| 512-861
| 5 |
AUSTTXGR25Z |
516C AT&T CORP. |
558 |
|
2010-08-10 |
|
| 512-861
| 6 |
AUSTTXUH5MD |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
558 |
|
2010-11-20 |
|
| 512-861
| 7 |
AUSWTXOO2MD |
829J PAETEC ITEL, LLC |
558 |
|
2010-08-27 |
|
| 512-861
| 8 |
AUSTTXUH5MD |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
558 |
|
2010-11-20 |
|
| 512-861
| 9 |
AUSTTXGR03Z |
903C ONVOY, LLC - TX |
558 |
|
2009-12-26 |
|
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Last updated: Thu, 05 Feb 2026 23:41:55 UTC
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