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: 313

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
318-313 A Shreveport LA SHPTLALY0MD  6664 SPRINT SPECTRUM, L.P. 486      
318-313 0 Shreveport LA SHPTLALY0MD  6664 SPRINT SPECTRUM, L.P. 486   2011-11-07   
318-313 1 Shreveport LA SHPTLALY0MD  6664 SPRINT SPECTRUM, L.P. 486   2011-11-07   
318-313 2 Shreveport LA SHPTLALY0MD  6664 SPRINT SPECTRUM, L.P. 486   2011-11-07   
318-313 3 Shreveport LA SHPTLALY0MD  6664 SPRINT SPECTRUM, L.P. 486   2011-11-07   
318-313 4 Shreveport LA SHPTLALY0MD  6664 SPRINT SPECTRUM, L.P. 486   2011-11-07   
318-313 5 Shreveport LA SHPTLALY0MD  6664 SPRINT SPECTRUM, L.P. 486   2011-11-07   
318-313 6 Shreveport LA SHPTLALY0MD  6664 SPRINT SPECTRUM, L.P. 486   2011-11-07   
318-313 7 Shreveport LA SHPTLALY0MD  6664 SPRINT SPECTRUM, L.P. 486   2011-11-07   
318-313 8 Shreveport LA SHPTLALY0MD  6664 SPRINT SPECTRUM, L.P. 486   2011-11-07   
318-313 9 Shreveport LA SHPTLALY0MD  6664 SPRINT SPECTRUM, L.P. 486   2011-11-07   

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.