Local Calling Guide

Area code/prefix search

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NPA: 918 [Rate centres in NPA 918] [Dial plan for NPA 918]

NXX: 356

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
918-356 A Hallett OK MNFROKXADS0  1982 CIMARRON TEL. CO. 538      

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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