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: 810

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
318-810 A Colfax LA SHPTLAMAXZY  749E ONVOY, LLC - LA 486      
318-810 0 Colfax LA   145J TERRA NOVA TELECOM INC. 486   2024-02-14   
318-810 1 Colfax LA   6505 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA 486   2022-12-19   
318-810 2 Colfax LA   749E ONVOY, LLC - LA 486   2021-04-01   
318-810 3 Colfax LA   749E ONVOY, LLC - LA 486   2021-04-01   
318-810 4 Colfax LA   749E ONVOY, LLC - LA 486   2021-04-01   
318-810 5 Colfax LA   749E ONVOY, LLC - LA 486   2021-04-01   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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