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: 880

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
350-880 A Manteca CA   193E 8X8, INC. 738   2026-07-13   
350-880 1 Manteca CA   193E 8X8, INC. 738   2026-07-13   

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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