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: 863

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
318-863 A Shreveport LA SHPTLAMA23Z  490J DISH WIRELESS, LLC 486      
318-863 8 Shreveport LA SHPTLAMAXZY  749E ONVOY, LLC - LA 486   2023-08-11   
318-863 9 Shreveport LA SHPTLAMA23Z  490J DISH WIRELESS, LLC 486   2023-06-29   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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