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.

OCN: 583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
430-371 A Minden TX MTENTXXA0MD  554   2025-09-28   
430-371 1 Minden TX MTENTXXA0MD  554   2025-09-28   
430-372 A Oak Hill TX MTENTXXA0MD  554   2024-12-29   
430-372 1 Oak Hill TX MTENTXXA0MD  554   2024-12-29   
430-374 A Hudson (Cherokee) TX MTENTXXA0MD  554   2024-12-15   
430-374 1 Hudson (Cherokee) TX MTENTXXA0MD  554   2024-12-15   
430-378 A De Berry TX   554   2025-06-29   
430-378 1 De Berry TX   554   2025-06-29   
430-387 A Mount Enterprise TX   554   2025-09-28   
430-387 1 Mount Enterprise TX   554   2025-09-28   
430-389 A Pine Hill TX   554   2025-09-28   
430-389 1 Pine Hill TX   554   2025-09-28   
903-370 2 Waskom TX   554   2025-09-28   
903-659 A Laneville TX   554   2025-08-09   
903-659 1 Laneville TX   554   2025-11-02   
903-795 2 Maydelle TX MTENTXXA0MD  554   2025-05-25   
903-854 6 Good Springs TX   554   2025-06-01   
936-350 A Chester TX GDRCTXXA0MD  560      
936-350 1 Chester TX GDRCTXXA0MD  560   2023-09-25   
936-373 A Huxley TX   560   2025-11-02   
936-373 1 Huxley TX   560   2025-11-02   
936-374 0 Oakhurst TX   560   2025-11-02   
936-746 1 Onalaska TX   560   2026-03-08   

Last updated: Sat, 04 Jul 2026 13:07:56 UTC

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