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]

Block: A

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
512-302 A Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-303 A Bastrop EMS TX BSTRTXBSDS0  9533 SOUTHWESTERN BELL 558      
512-304 A Bastrop EMS TX BSTRTXBSDS0  9533 SOUTHWESTERN BELL 558      
512-305 A Austin TX AUSTTXGR25Z  516C AT&T CORP. 558      
512-306 A Austin TX AUSTTXFADS0  9533 SOUTHWESTERN BELL 558      
512-307 A Austin TX AUSXTXUBCM0  6630 USA MOBILITY WIRELESS, INC. 558      
512-308 A Bastrop TX BSTRTXBSDS0  9533 SOUTHWESTERN BELL 558      
512-309 A Taylor TX AUSXTXZRPS1  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 558      
512-310 A Austin TX AUSTTXRRDS0  9533 SOUTHWESTERN BELL 558      
512-312 A Buda PPCP TX BUDATXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-313 A Austin TX AUSWTXSZDS1  7516 LEVEL 3 TELECOM OF TEXAS, LLC 558      
512-314 A Austin TX AUSTTXFADS0  9533 SOUTHWESTERN BELL 558      
512-315 A Austin TX AUSTTXGRDS5  9533 SOUTHWESTERN BELL 558      
512-316 A Austin TX AUSTTXPA00W  3456 C3 COMMUNICATIONS, INC. - TX 558      
512-317 A Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-318 A Austin TX AUSUTXHP1MD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558      
512-319 A Austin TX AUSTTXGRDS7  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558      
512-320 A Austin TX AUSTTXGRDS5  9533 SOUTHWESTERN BELL 558      
512-321 A Bastrop TX BSTRTXBSDS0  9533 SOUTHWESTERN BELL 558      
512-322 A Austin TX AUSTTXGRDS5  9533 SOUTHWESTERN BELL 558      
512-323 A Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-324 A Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-326 A Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-327 A Austin TX AUSTTXFADS0  9533 SOUTHWESTERN BELL 558      
512-328 A Austin TX AUSTTXFADS0  9533 SOUTHWESTERN BELL 558      
512-329 A Austin TX AUSTTXFADS0  9533 SOUTHWESTERN BELL 558      
512-330 A Austin TX AUSTTXFADS0  9533 SOUTHWESTERN BELL 558      
512-331 A Austin TX AUSTTXJODS0  9533 SOUTHWESTERN BELL 558      
512-332 A Bastrop TX BSTRTXBSDS0  9533 SOUTHWESTERN BELL 558      
512-333 A Austin TX AUSTTX92X0X  473F USFON, INC. - TX 558      
512-334 A Austin TX AUSWTXSZDS1  7516 LEVEL 3 TELECOM OF TEXAS, LLC 558      
512-335 A Austin TX AUSTTXJODS0  9533 SOUTHWESTERN BELL 558      
512-336 A Austin TX AUSTTXJODS0  9533 SOUTHWESTERN BELL 558      
512-337 A Leander TX AUSTTXGR25Z  516C AT&T CORP. 558      
512-338 A Austin TX AUSTTXFIDS0  9533 SOUTHWESTERN BELL 558      
512-339 A Austin TX AUSTTXTEDS0  9533 SOUTHWESTERN BELL 558      
512-340 A Austin TX AUSTTXFIDS0  9533 SOUTHWESTERN BELL 558      
512-341 A Austin TX AUSTTXRRDS0  9533 SOUTHWESTERN BELL 558      
512-342 A Austin TX AUSTTXFIDS0  9533 SOUTHWESTERN BELL 558      
512-343 A Austin TX AUSTTXFIDS0  9533 SOUTHWESTERN BELL 558      
512-344 A Austin TX AUSTTXFIDS0  9533 SOUTHWESTERN BELL 558      
512-345 A Austin TX AUSTTXFIDS0  9533 SOUTHWESTERN BELL 558      
512-346 A Austin TX AUSTTXFIDS0  9533 SOUTHWESTERN BELL 558      
512-347 A Austin TX AUSTTXFADS0  9533 SOUTHWESTERN BELL 558      
512-348 A Austin TX AUSUTXHP1MD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558      
512-349 A Austin TX AUSTTXFIDS0  9533 SOUTHWESTERN BELL 558      
512-350 A Austin TX AUSUTXZMAMD  6664 SPRINT SPECTRUM L.P. 558      
512-351 A Austin TX AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558      
512-352 A Taylor TX TAYLTXTADS0  9533 SOUTHWESTERN BELL 558      
512-353 A San Marcos TX SMRCTXXADS0  2140 CENTURYTEL OF SAN MARCOS, INC. DBA CENTURYLINK 558      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.