Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 318 [Rate centres in NPA 318] [Dial plan for NPA 318]

NXX: 634

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
318-634 A Elizabeth LA ELZBLAXADS0  0430 ELIZABETH TEL. CO. 486      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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