Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
512-380 6 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-380 7 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-380 8 Austin TX AUSUTX78DS0  7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-380 9 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-381 A Austin TX AUSTTXEE7MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 558      
512-382 A Austin TX AUSTTXGRDS7  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558      
512-382 0 Austin TX   793K TWC IP ENABLED SERVICES, LLC 558      
512-382 1 Austin TX   793K TWC IP ENABLED SERVICES, LLC 558      
512-382 2 Austin TX AUSTTXGRDS7  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558      
512-382 3 Austin TX AUSTTXGRDS7  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558      
512-382 4 Austin TX AUSTTXGRDS7  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558      
512-382 5 Austin TX   793K TWC IP ENABLED SERVICES, LLC 558      
512-382 6 Austin TX   793K TWC IP ENABLED SERVICES, LLC 558      
512-382 7 Austin TX   793K TWC IP ENABLED SERVICES, LLC 558      
512-382 8 Austin TX AUSWTXSZDS2  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-382 9 Austin TX   793K TWC IP ENABLED SERVICES, LLC 558      
512-383 A Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-383 0 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-383 1 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-383 2 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-383 3 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-383 4 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-383 5 Austin TX   793K TWC IP ENABLED SERVICES, LLC 558      
512-383 6 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-383 7 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-383 8 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-383 9 Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-384 A Austin TX   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-384 0 Austin TX   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-384 1 Austin TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
512-384 2 Austin TX   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-384 3 Austin TX   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-384 4 Austin TX   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-384 5 Austin TX   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-384 6 Austin TX   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-384 7 Austin TX   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-384 8 Austin TX   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-384 9 Austin TX   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-385 A Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      
512-386 A Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      
512-386 0 Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      
512-386 1 Austin TX   793K TWC IP ENABLED SERVICES, LLC 558      
512-386 2 Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      
512-386 3 Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      
512-386 4 Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      
512-386 5 Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      
512-386 6 Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      
512-386 7 Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      
512-386 8 Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      
512-386 9 Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      
512-387 A Austin TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
512-387 0 Austin TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
512-387 1 Austin TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
512-387 2 Austin TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
512-387 3 Austin TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
512-387 4 Austin TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
512-387 5 Austin TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
512-387 6 Austin TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
512-387 7 Austin TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
512-387 8 Austin TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
512-387 9 Austin TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
512-388 A Austin TX AUSTTXRRDS0  9533 SOUTHWESTERN BELL 558      
512-389 A Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      
512-390 A Austin TX AUSTTXGRDS5  9533 SOUTHWESTERN BELL 558      
512-391 A Austin TX AUSTTXGRDS5  9533 SOUTHWESTERN BELL 558      
512-391 0 Austin TX AUSTTXGRDS5  9533 SOUTHWESTERN BELL 558      
512-391 1 Austin TX AUSTTXGRDS5  9533 SOUTHWESTERN BELL 558      
512-391 2 Austin TX AUSTTXGRDS5  9533 SOUTHWESTERN BELL 558      
512-391 3 Austin TX AUSTTXGRDS5  9533 SOUTHWESTERN BELL 558      
512-391 4 Austin TX AUSTTXGRDS5  9533 SOUTHWESTERN BELL 558      
512-391 5 Austin TX AUSTTXGRDS5  9533 SOUTHWESTERN BELL 558      
512-391 6 Austin TX AUSTTXGRDS5  9533 SOUTHWESTERN BELL 558      
512-391 7 Austin TX AUSTTXGRDS5  9533 SOUTHWESTERN BELL 558      
512-391 8 Austin TX AUSTTXGRDS5  9533 SOUTHWESTERN BELL 558      
512-391 9 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-392 A San Marcos TX SMRCTXXADS0  2140 BRIGHTSPEED OF SOUTHERN TEXAS, INC. 558      
512-393 A San Marcos TX SMRCTXXADS0  2140 BRIGHTSPEED OF SOUTHERN TEXAS, INC. 558      
512-393 0 San Marcos TX SMRCTXXADS0  2140 BRIGHTSPEED OF SOUTHERN TEXAS, INC. 558      
512-393 1 San Marcos TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-393 2 San Marcos TX SMRCTXXADS0  2140 BRIGHTSPEED OF SOUTHERN TEXAS, INC. 558      
512-393 3 San Marcos TX SMRCTXXADS0  2140 BRIGHTSPEED OF SOUTHERN TEXAS, INC. 558      
512-393 4 San Marcos TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-393 5 San Marcos TX SMRCTXXADS0  2140 BRIGHTSPEED OF SOUTHERN TEXAS, INC. 558      
512-393 6 San Marcos TX SMRCTXXADS0  2140 BRIGHTSPEED OF SOUTHERN TEXAS, INC. 558      
512-393 7 San Marcos TX SMRCTXXADS0  2140 BRIGHTSPEED OF SOUTHERN TEXAS, INC. 558      
512-393 8 San Marcos TX SMRCTXXADS0  2140 BRIGHTSPEED OF SOUTHERN TEXAS, INC. 558      
512-393 9 San Marcos TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-394 A Austin TX AUSTTXCVDS0  9533 SOUTHWESTERN BELL 558      
512-394 0 Austin TX AUSTTXCVDS0  9533 SOUTHWESTERN BELL 558      
512-394 1 Austin TX AUSTTXCVDS0  9533 SOUTHWESTERN BELL 558      
512-394 2 Austin TX AUSWTXGX0MD  5562 METROPCS, INC. 558      
512-394 3 Austin TX AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558      
512-394 4 Austin TX AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558      
512-394 5 Austin TX   793K TWC IP ENABLED SERVICES, LLC 558      
512-394 6 Austin TX   793K TWC IP ENABLED SERVICES, LLC 558      
512-394 7 Austin TX   793K TWC IP ENABLED SERVICES, LLC 558      
512-394 8 Austin TX AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558      
512-394 9 Austin TX AUSTTXCVDS0  9533 SOUTHWESTERN BELL 558      
512-395 A San Marcos TX SMRCTXXADS0  2140 BRIGHTSPEED OF SOUTHERN TEXAS, INC. 558      
512-395 0 San Marcos TX SMRCTXXADS0  2140 BRIGHTSPEED OF SOUTHERN TEXAS, INC. 558      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 >>

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.