Local Calling Guide

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NPA: 737 [Rate centres in NPA 737] [Dial plan for NPA 737]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
737-423 2 Austin TX   903C ONVOY, LLC - TX 558   2025-09-27   
737-423 3 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-10-03   
737-423 4 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-10-03   
737-423 5 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-10-03   
737-423 6 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-10-03   
737-423 7 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-10-23   
737-423 8 Austin TX   903C ONVOY, LLC - TX 558   2025-10-18   
737-423 9 Austin TX   903C ONVOY, LLC - TX 558   2025-10-18   
737-424 A Bastrop TX   6529 T-MOBILE USA, INC. 558   2025-09-04   
737-424 0 Bastrop TX   6529 T-MOBILE USA, INC. 558   2025-09-05   
737-424 1 Bastrop TX   6529 T-MOBILE USA, INC. 558   2025-09-05   
737-424 2 Bastrop TX   6529 T-MOBILE USA, INC. 558   2025-09-05   
737-424 3 Bastrop TX   6529 T-MOBILE USA, INC. 558   2025-10-01   
737-424 4 Bastrop TX   6529 T-MOBILE USA, INC. 558   2025-10-01   
737-424 5 Bastrop TX   6529 T-MOBILE USA, INC. 558   2025-10-10   
737-424 6 Bastrop TX   6529 T-MOBILE USA, INC. 558   2025-09-05   
737-424 7 Bastrop TX   6529 T-MOBILE USA, INC. 558   2025-10-10   
737-424 8 Bastrop TX   6529 T-MOBILE USA, INC. 558   2025-09-11   
737-424 9 Bastrop TX   6529 T-MOBILE USA, INC. 558   2025-09-04   
737-425 A Georgetown TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-10-24   
737-425 0 Georgetown TX   903C ONVOY, LLC - TX 558   2025-10-27   
737-425 1 Georgetown TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-11-14   
737-425 2 Georgetown TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-11-14   
737-425 3 Georgetown TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-12-26   
737-425 4 Georgetown TX   903C ONVOY, LLC - TX 558   2026-01-04   
737-425 8 Georgetown TX   903C ONVOY, LLC - TX 558   2025-11-28   
737-425 9 Georgetown TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-10-24   
737-426 A Bastrop TX   6529 T-MOBILE USA, INC. 558   2025-11-15   
737-426 0 Bastrop TX   6529 T-MOBILE USA, INC. 558   2025-11-17   
737-426 1 Bastrop TX   6529 T-MOBILE USA, INC. 558   2025-11-17   
737-426 2 Bastrop TX   6529 T-MOBILE USA, INC. 558   2025-11-17   
737-426 3 Bastrop TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-11-28   
737-426 4 Bastrop TX   6529 T-MOBILE USA, INC. 558   2025-12-18   
737-426 5 Bastrop TX   6529 T-MOBILE USA, INC. 558   2025-12-18   
737-426 6 Bastrop TX   6529 T-MOBILE USA, INC. 558   2025-11-17   
737-426 7 Bastrop TX   6529 T-MOBILE USA, INC. 558   2025-12-18   
737-426 8 Bastrop TX   6529 T-MOBILE USA, INC. 558   2025-11-15   
737-426 9 Bastrop TX   6529 T-MOBILE USA, INC. 558   2025-11-15   
737-427 A McDade TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
737-427 0 McDade TX   073H TELNYX LLC 558   2022-04-22   
737-427 2 McDade TX   903C ONVOY, LLC - TX 558   2021-03-14   
737-427 3 McDade TX   903C ONVOY, LLC - TX 558   2021-03-14   
737-427 4 McDade TX   624H ONVOY SPECTRUM, LLC 558   2021-12-26   
737-427 5 McDade TX   624H ONVOY SPECTRUM, LLC 558   2021-12-26   
737-427 6 McDade TX   516J TON80 COMMUNICATIONS, LLC 558   2021-06-02   
737-427 7 McDade TX   903C ONVOY, LLC - TX 558   2021-04-30   
737-427 8 McDade TX   624H ONVOY SPECTRUM, LLC 558   2021-06-27   
737-427 9 McDade TX   177F PEERLESS NETWORK OF TEXAS, LLC - TX 558   2023-12-25   
737-428 A Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-12-13   
737-428 0 Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-12-13   
737-428 1 Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-12-13   
737-428 2 Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-12-13   
737-428 3 Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-12-13   
737-428 4 Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-12-13   
737-428 5 Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-12-13   
737-428 6 Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-12-13   
737-428 7 Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-12-13   
737-428 8 Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-12-13   
737-428 9 Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-12-13   
737-429 A Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-12-29   
737-429 0 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-12-29   
737-429 1 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-12-29   
737-429 2 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-12-29   
737-429 3 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-12-29   
737-429 4 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-12-29   
737-429 5 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-12-29   
737-429 6 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-12-29   
737-429 7 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-12-29   
737-429 8 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-12-29   
737-429 9 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2025-12-29   
737-430 A Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2026-01-04   
737-430 0 Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2026-01-04   
737-430 1 Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2026-01-04   
737-430 2 Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2026-01-04   
737-430 3 Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2026-01-04   
737-430 4 Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2026-01-04   
737-430 5 Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2026-01-04   
737-430 6 Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2026-01-04   
737-430 7 Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2026-01-04   
737-430 8 Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2026-01-04   
737-430 9 Austin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2026-01-04   
737-431 A Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2026-02-06   
737-431 0 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2026-02-06   
737-431 1 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2026-02-06   
737-431 2 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2026-02-06   
737-431 3 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2026-02-06   
737-431 4 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2026-02-06   
737-431 5 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2026-02-06   
737-431 6 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2026-02-06   
737-431 7 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2026-02-06   
737-431 8 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2026-02-06   
737-431 9 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2026-02-06   
737-432 A Leander TX   903C ONVOY, LLC - TX 558   2026-02-01   
737-432 0 Leander TX   903C ONVOY, LLC - TX 558   2026-02-01   
737-433 A Bastrop TX   6529 T-MOBILE USA, INC. 558   2026-02-19   
737-433 7 Bastrop TX   6529 T-MOBILE USA, INC. 558   2026-02-19   
737-433 8 Bastrop TX   6529 T-MOBILE USA, INC. 558   2026-02-19   
737-433 9 Bastrop TX   6529 T-MOBILE USA, INC. 558   2026-02-19   
737-437 A Thorndale-Thrall TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
737-437 0 Thorndale-Thrall TX   624H ONVOY SPECTRUM, LLC 558   2021-12-04   

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Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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