Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 350 [Rate centres in NPA 350] [Dial plan for NPA 350]

NXX: 249

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
350-249 A Atwater CA   6010 NEW CINGULAR WIRELESS PCS, LLC 738   2025-10-17   
350-249 0 Atwater CA   6529 T-MOBILE USA, INC. 738   2026-01-09   
350-249 1 Atwater CA   6529 T-MOBILE USA, INC. 738   2026-01-09   
350-249 2 Atwater CA   6529 T-MOBILE USA, INC. 738   2026-01-09   
350-249 3 Atwater CA   6529 T-MOBILE USA, INC. 738   2026-01-09   
350-249 4 Atwater CA   6529 T-MOBILE USA, INC. 738   2026-02-15   
350-249 5 Atwater CA   6529 T-MOBILE USA, INC. 738   2026-02-15   
350-249 6 Atwater CA   6529 T-MOBILE USA, INC. 738   2026-02-15   
350-249 7 Atwater CA   6529 T-MOBILE USA, INC. 738   2026-02-15   
350-249 8 Atwater CA   6529 T-MOBILE USA, INC. 738   2026-02-15   
350-249 9 Atwater CA   6010 NEW CINGULAR WIRELESS PCS, LLC 738   2025-10-17   

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

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