Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 682 [Rate centres in NPA 682] [Dial plan for NPA 682]

NXX: 439

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
682-439 A Grapevine TX IRNGTXXBXRY  506J TWILIO INTERNATIONAL, INC. 552   2024-12-16   
682-439 0 Grapevine TX   903C ONVOY, LLC - TX 552   2024-07-28   
682-439 1 Grapevine TX   903C ONVOY, LLC - TX 552   2024-10-04   
682-439 2 Grapevine TX   903C ONVOY, LLC - TX 552   2025-03-09   
682-439 3 Grapevine TX   6529 T-MOBILE USA, INC. 552   2025-05-08   
682-439 4 Grapevine TX   506J TWILIO INTERNATIONAL, INC. 552   2024-12-17   
682-439 5 Grapevine TX   6529 T-MOBILE USA, INC. 552   2025-05-08   
682-439 6 Grapevine TX   6529 T-MOBILE USA, INC. 552   2025-05-08   
682-439 8 Grapevine TX   903C ONVOY, LLC - TX 552   2025-02-02   
682-439 9 Grapevine TX   903C ONVOY, LLC - TX 552   2025-02-02   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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