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: 399

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
318-399 A Shreveport LA SHPTLALY0MD  6664 SPRINT SPECTRUM, L.P. 486      
318-399 0 Shreveport LA SHPTLAMAXKZ  551G NUSO, LLC 486   2018-02-28   
318-399 1 Shreveport LA SHPTLALY0MD  6664 SPRINT SPECTRUM, L.P. 486   2018-04-28   
318-399 2 Shreveport LA SHPTLALY0MD  6664 SPRINT SPECTRUM, L.P. 486   2017-12-15   
318-399 3 Shreveport LA SHPTLA12X5Y  8764 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - LA 486   2018-03-21   
318-399 4 Shreveport LA SHPTLALY0MD  6664 SPRINT SPECTRUM, L.P. 486   2018-06-02   
318-399 5 Shreveport LA SHPTLALY0MD  6664 SPRINT SPECTRUM, L.P. 486   2018-06-02   
318-399 6 Shreveport LA SHPTLAMAXQY  653C TELEPORT COMMUNICATIONS AMERICA LA - LLC 486   2018-06-18   
318-399 7 Shreveport LA SHPTLAMAX6Y  3232 LEVEL 3 COMMUNICATIONS, LLC - LA 486   2018-06-17   
318-399 8 Shreveport LA SHPTLALY0MD  6664 SPRINT SPECTRUM, L.P. 486   2018-08-17   
318-399 9 Shreveport LA SHPTLALY0MD  6664 SPRINT SPECTRUM, L.P. 486   2017-12-15   

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

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