Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 318 [Rate centres in NPA 318] [Dial plan for NPA 318]

NXX: 297

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
318-297 A Rayville LA MONRLAMAXIY  6916 ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC 486      
318-297 0 Rayville LA MONRLAMAXIY  6916 ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC 486      
318-297 1 Rayville LA   145J TERRA NOVA TELECOM INC. 486   2023-01-14   
318-297 2 Rayville LA SHPULA34G02  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 486   2024-12-13   
318-297 3 Rayville LA   6505 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA 486   2025-04-18   
318-297 8 Rayville LA SHPTLAMA02Z  624H ONVOY SPECTRUM, LLC 486   2023-07-21   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.