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

Block: A

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
512-301 A Austin TX AUSTTXCVDS0  9533 SOUTHWESTERN BELL 558      
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 AUSVTXDK1MD  6630 USA MOBILITY WIRELESS, INC. 558      
512-308 A Bastrop TX BSTRTXBSDS0  9533 SOUTHWESTERN BELL 558      
512-309 A Taylor TX AUSXTXZR0MD  793K TWC IP ENABLED SERVICES, LLC 558   2025-01-29   
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 AUSTTXUHAMD  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558      
512-314 A Austin TX AUSTTXFADS0  9533 SOUTHWESTERN BELL 558      
512-315 A Austin TX AUSTTXGRDS5  9533 SOUTHWESTERN BELL 558      
512-316 A Georgetown TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-317 A Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-318 A Austin TX AUSUTX78AMD  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      
512-325 A Leander TX AUSTTXGR03Z  903C ONVOY, LLC - TX 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 AUSTTXUHAMD  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 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 AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558      
512-349 A Austin TX AUSTTXFIDS0  9533 SOUTHWESTERN BELL 558      
512-350 A Austin TX AUSWTXGXBMD  5562 METROPCS, INC. 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 BRIGHTSPEED OF SOUTHERN TEXAS, INC. 558      
512-354 A Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-355 A Bertram TX BRTRTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-356 A Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      
512-357 A Martindale TX MRDLTXXADS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 558      
512-358 A Austin TX AUSTTXTWDS0  9533 SOUTHWESTERN BELL 558      
512-359 A Lockhart TX AUSTTXGR09Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558      
512-360 A Smithville EMS TX SMVLTXSMRS0  9533 SOUTHWESTERN BELL 558      
512-361 A Buda TX AUSXTXZR0MD  793K TWC IP ENABLED SERVICES, LLC 558   2025-01-29   
512-362 A Austin TX AUSUTX78DS0  7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-363 A Austin TX AUSTTXCVRS1  9533 SOUTHWESTERN BELL 558      
512-364 A Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558      
512-365 A Taylor EMS TX TAYLTXTADS0  9533 SOUTHWESTERN BELL 558      
512-366 A Austin TX AUSTTXEVRS2  9533 SOUTHWESTERN BELL 558      
512-367 A Austin TX AUSTTXFARS1  9533 SOUTHWESTERN BELL 558      
512-368 A Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
512-369 A Austin TX AUSTTXEVDS0  9533 SOUTHWESTERN BELL 558      
512-370 A Austin TX AUSTTXGRDS5  9533 SOUTHWESTERN BELL 558      
512-371 A Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-372 A Austin TX AUSTTXFIDS0  9533 SOUTHWESTERN BELL 558      
512-373 A Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-374 A Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-375 A Austin TX AUSWTXGXBMD  5562 METROPCS, INC. 558      
512-376 A Lockhart EMS TX LCKHTXLKDS1  9533 SOUTHWESTERN BELL 558      
512-377 A Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-378 A Austin TX AUSTTXJODS0  9533 SOUTHWESTERN BELL 558      
512-379 A Leander TX AUSTTXLEDS0  9533 SOUTHWESTERN BELL 558      
512-380 A 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      
512-383 A Austin TX AUSTTXHIDS0  9533 SOUTHWESTERN BELL 558      
512-384 A Austin TX AUSUTX78DS0  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      
512-387 A 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      
512-392 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      
512-394 A Austin TX AUSTTXCVDS0  9533 SOUTHWESTERN BELL 558      
512-395 A San Marcos TX SMRCTXXADS0  2140 BRIGHTSPEED OF SOUTHERN TEXAS, INC. 558      
512-396 A San Marcos TX SMRCTXXADS0  2140 BRIGHTSPEED OF SOUTHERN TEXAS, INC. 558      
512-397 A Austin TX AUSTTXGRDS5  9533 SOUTHWESTERN BELL 558      
512-398 A Lockhart TX LCKHTXLKDS1  9533 SOUTHWESTERN BELL 558      
512-399 A Thorndale-Thrall TX AUSTTXGRDS6  177F PEERLESS NETWORK OF TEXAS, LLC - TX 558      
512-400 A Buda TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558      
512-401 A Austin TX AUSTTXJODS0  9533 SOUTHWESTERN BELL 558      

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Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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