Local Calling Guide

Area code/prefix search

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NPA: 818 [Rate centres in NPA 818] [Dial plan for NPA 818]

NXX: 837

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
818-837 A San Fernando: San Fernando DA CA SNFNCAXG36K  2319 FRONTIER CALIFORNIA INC. 730      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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