Local Calling Guide
Area code/prefix search
Austin, TX
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 512-383
| 4 |
AUSTTXHIDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-383
| 5 |
AUSXTXZR0MD |
793K TWC IP ENABLED SERVICES, LLC |
558 |
|
2007-09-12 |
|
| 512-383
| 6 |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2009-11-29 |
|
| 512-383
| 7 |
AUSTTXHIDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-383
| 8 |
AUSTTXHIDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-383
| 9 |
AUSTTXHIDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-384
| A |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
|
|
| 512-384
| 0 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2010-11-08 |
|
| 512-384
| 1 |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2013-06-22 |
|
| 512-384
| 2 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2010-11-08 |
|
| 512-384
| 3 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2010-11-08 |
|
| 512-384
| 4 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2010-11-08 |
|
| 512-384
| 5 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2010-11-08 |
|
| 512-384
| 6 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2010-11-08 |
|
| 512-384
| 7 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2010-11-08 |
|
| 512-384
| 8 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2010-11-08 |
|
| 512-384
| 9 |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2010-11-08 |
|
| 512-385
| A |
AUSTTXEVDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-386
| A |
AUSTTXEVDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-386
| 0 |
AUSTTXEVDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-386
| 1 |
AUSXTXZR0MD |
793K TWC IP ENABLED SERVICES, LLC |
558 |
|
2006-08-23 |
|
| 512-386
| 2 |
AUSTTXEVDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-386
| 3 |
AUSTTXEVDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-386
| 4 |
AUSTTXEVDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-386
| 5 |
AUSTTXEVDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-386
| 6 |
AUSTTXEVDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-386
| 7 |
AUSTTXEVDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-386
| 8 |
AUSTTXEVDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-386
| 9 |
AUSTTXEVDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-387
| A |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
|
|
| 512-387
| 0 |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2014-01-05 |
|
| 512-387
| 1 |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2014-01-05 |
|
| 512-387
| 2 |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2014-01-05 |
|
| 512-387
| 3 |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2014-01-05 |
|
| 512-387
| 4 |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2014-01-05 |
|
| 512-387
| 5 |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2014-01-05 |
|
| 512-387
| 6 |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2014-01-05 |
|
| 512-387
| 7 |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2014-01-05 |
|
| 512-387
| 8 |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2014-01-05 |
|
| 512-387
| 9 |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2014-01-05 |
|
| 512-388
| A |
AUSTTXRRDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-389
| A |
AUSTTXEVDS0 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-390
| A |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-391
| A |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-391
| 0 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-391
| 1 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-391
| 2 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-391
| 3 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-391
| 4 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
| 512-391
| 5 |
AUSTTXGRDS5 |
9533 SOUTHWESTERN BELL |
558 |
|
|
|
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Last updated: Thu, 05 Feb 2026 23:41:55 UTC
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