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 SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2025-10-17   
350-249 0 Atwater CA SKTOCAOY6MD  6529 T-MOBILE USA, INC. 738   2026-01-09   
350-249 1 Atwater CA SKTOCAOY6MD  6529 T-MOBILE USA, INC. 738   2026-01-09   
350-249 2 Atwater CA SKTOCAOY6MD  6529 T-MOBILE USA, INC. 738   2026-01-09   
350-249 3 Atwater CA SKTOCAOY6MD  6529 T-MOBILE USA, INC. 738   2026-01-09   
350-249 7 Atwater CA   824J OPENTACT INC. 738   2026-10-12   
350-249 9 Atwater CA SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2025-10-17   

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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