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: 666

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
318-666 A Shreveport LA SHPTLAMAXZY  749E ONVOY, LLC - LA 486      
318-666 0 Shreveport LA SHPTLAMAXZY  749E ONVOY, LLC - LA 486   2017-07-02   
318-666 1 Shreveport LA SHPTLAMAX6Y  3232 LEVEL 3 COMMUNICATIONS, LLC - LA 486   2017-07-14   
318-666 2 Shreveport LA SHPTLAMAXZY  749E ONVOY, LLC - LA 486   2017-11-16   
318-666 3 Shreveport LA SHPTLAMAXZY  749E ONVOY, LLC - LA 486   2017-11-16   
318-666 4 Shreveport LA SHPTLAMAXZY  749E ONVOY, LLC - LA 486   2019-05-17   
318-666 5 Shreveport LA SHPTLAMAXZY  749E ONVOY, LLC - LA 486   2019-06-13   
318-666 6 Shreveport LA SHPTLAMAXZY  749E ONVOY, LLC - LA 486   2015-12-25   
318-666 7 Shreveport LA SHPTLAMAXZY  749E ONVOY, LLC - LA 486   2015-12-25   
318-666 8 Shreveport LA SHPTLAMAXZY  749E ONVOY, LLC - LA 486   2015-12-25   
318-666 9 Shreveport LA SHPTLAMAXZY  749E ONVOY, LLC - LA 486   2015-12-25   

Last updated: Fri, 13 May 2022 22:16:13 UTC

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