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: 931

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
318-931 A Robeline LA NTCHLABFDS0  1762 CP-TEL NETWORK SERVICES, INC. - LA 486      
318-931 0 Robeline LA   749E ONVOY, LLC - LA 486   2016-04-04   
318-931 1 Robeline LA   749E ONVOY, LLC - LA 486   2016-04-04   
318-931 2 Robeline LA   1762 CP-TEL NETWORK SERVICES, INC. - LA 486   2004-07-10   
318-931 3 Robeline LA   749E ONVOY, LLC - LA 486   2016-05-28   
318-931 4 Robeline LA   749E ONVOY, LLC - LA 486   2016-05-28   
318-931 5 Robeline LA   153F BANDWIDTH.COM CLEC, LLC - LA 486   2018-06-03   
318-931 6 Robeline LA   624H ONVOY SPECTRUM, LLC 486   2023-07-21   
318-931 7 Robeline LA   3232 LEVEL 3 COMMUNICATIONS, LLC - LA 486   2014-09-09   
318-931 8 Robeline LA   749E ONVOY, LLC - LA 486   2019-03-31   
318-931 9 Robeline LA   749E ONVOY, LLC - LA 486   2019-03-31   

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

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