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.
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NPA: 350 [Rate centres in NPA 350] [Dial plan for NPA 350]

NXX: 244

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
350-244 A Jackson CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 738   2025-06-30   
350-244 0 Jackson CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 738   2025-06-30   
350-244 2 Jackson CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 738   2025-06-30   
350-244 4 Jackson CA   145J TERRA NOVA TELECOM INC. 738   2025-07-04   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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