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NPA: 972 [Rate centres in NPA 972] [Dial plan for NPA 972]

Block: A

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-403 A Plano TX PLANTXXDDS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-404 A Dallas TX DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-405 A Dallas TX DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-406 A Dallas TX DLLSTXFBDS0  9533 SOUTHWESTERN BELL 552      
972-407 A Dallas TX DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-408 A Grand Prairie TX DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-409 A Dallas TX DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-410 A Lewisville TX FRSCTXBJPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
972-412 A Plano TX RWLTTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-413 A Irving EMS TX IRNGTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-414 A Plano TX GRLDTXXCDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-415 A Grand Prairie EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
972-416 A Carrollton TX CRTNTXXDDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-417 A Carrollton TX CRTNTXXDDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-418 A Carrollton TX CRTNTXXDDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-419 A Dallas TX DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-420 A Lewisville TX LWVLTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-421 A Dallas TX DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-422 A Plano TX PLANTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-423 A Plano TX PLANTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-424 A Plano TX PLANTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-425 A Dallas Fort Worth Airport EMS TX DFIATXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-426 A Dallas Fort Worth Airport TX DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-427 A Crandall EMS TX DLLSTXSEDS0  9533 SOUTHWESTERN BELL 552      
972-428 A Carrollton TX DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-429 A Plano TX WYLITXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-430 A Blue Ridge TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-431 A Plano TX FTWQTXFH0MD  508J CENTURYLINK COMMUNICATIONS, LLC 552      
972-432 A Dallas TX DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-433 A Prosper TX PRSPTXFIRS2  9533 SOUTHWESTERN BELL 552      
972-434 A Lewisville EMS TX LWVLTXXAPS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-435 A Maypearl TX MYPRTXXADS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-436 A Lewisville TX LWVLTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-437 A Dallas TX DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-438 A Irving TX IRNGTXXCDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-439 A McKinney TX DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-440 A Carrollton TX IRNGTXXBXTY  903C ONVOY, LLC - TX 552      
972-441 A Wilmer EMS TX WLMRTXXADS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-442 A Plano TX WYLITXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-443 A Dallas TX DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-444 A Dallas TX DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-445 A Irving EMS TX IRNGTXXCDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-446 A Carrollton TX CRTNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-447 A Dallas TX DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-448 A Dallas TX DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-449 A Palmer TX PLMRTXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-450 A Dallas TX DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-451 A Grand Prairie TX DLLSTXJP2MD  6630 USA MOBILITY WIRELESS, INC. 552      
972-452 A Scurry TX SCRYTXXADS0  2153 TEXAS WINDSTREAM, LLC 552      
972-453 A Dallas Fort Worth Airport EMS TX DFIATXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-454 A Dallas TX RCSNTXBZRS0  9533 SOUTHWESTERN BELL 552      
972-455 A Dallas TX DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-456 A Dallas Fort Worth Airport TX DFIATXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-457 A Irving TX IRNGTXXBXTY  903C ONVOY, LLC - TX 552      
972-458 A Dallas TX DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-459 A Lewisville TX LWVLTXXEDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-460 A Cedar Hill TX   903C ONVOY, LLC - TX 552      
972-461 A Plano TX PLANTXXADS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-462 A Lewisville TX LWVLTXXBDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-463 A Plano TX RWLTTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-464 A Frisco EACS TX DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-465 A Irving EMS TX IRNGTXXGDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-466 A Carrollton TX CRTNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-467 A Grand Prairie EMS TX CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
972-468 A Plano TX PLANTXXFDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-469 A Frisco TX DLLSTXHW6MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 552      
972-470 A Dallas TX DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-471 A Lewisville EMS TX LWVLTXXBDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-472 A Crandall TX DLLSTXSEDS0  9533 SOUTHWESTERN BELL 552      
972-473 A Plano TX PLANTXXDDS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-474 A Combine TX DLLSTXSEDS0  9533 SOUTHWESTERN BELL 552      
972-475 A Plano TX RWLTTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-476 A Combine EMS TX DLLSTXSEDS0  9533 SOUTHWESTERN BELL 552      
972-477 A Plano TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
972-478 A Carrollton TX CRTNTXXDDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-479 A Dallas TX DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-480 A Dallas TX DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-481 A Dallas TX DLLSTXFBDS0  9533 SOUTHWESTERN BELL 552      
972-482 A Grand Prairie TX DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552      
972-483 A Italy TX ITLYTXHURS0  9533 SOUTHWESTERN BELL 552      
972-484 A Dallas TX DLLSTXFBDS0  9533 SOUTHWESTERN BELL 552      
972-485 A Plano TX GRLDTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-486 A Scurry TX SCRYTXXARP0  2153 TEXAS WINDSTREAM, LLC 552      
972-487 A Plano TX GRLDTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-488 A Dallas TX DLLSTXFBDS0  9533 SOUTHWESTERN BELL 552      
972-489 A Grand Prairie EMS TX CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
972-490 A Dallas TX DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-491 A Plano TX PLANTXXKDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-492 A Carrollton TX CRTNTXXBDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-493 A Milford TX MLFRTXXARS0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 552      
972-494 A Plano TX GRLDTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-495 A Plano TX GRLDTXXCDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-496 A Plano TX GRLDTXXCDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-497 A Dallas TX DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-498 A Dallas TX DLLSTXRNDS0  9533 SOUTHWESTERN BELL 552      
972-499 A Dallas TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-500 A Irving TX DLLSTX97DSS  6630 USA MOBILITY WIRELESS, INC. 552      
972-501 A Dallas TX DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-502 A Dallas TX DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-503 A Dallas TX DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      

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

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