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: 303

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
318-303 A Rayville LA SHPTLAMAX6Y  3232 LEVEL 3 COMMUNICATIONS, LLC - LA 486      
318-303 1 Rayville LA SHPULA34G02  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 486      
318-303 2 Rayville LA SHPULA34G02  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 486      
318-303 3 Rayville LA SHPULA34G02  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 486      
318-303 4 Rayville LA SHPTLAMAX6Y  3232 LEVEL 3 COMMUNICATIONS, LLC - LA 486      
318-303 5 Rayville LA SHPTLAMAXRY  153F BANDWIDTH.COM CLEC, LLC - LA 486      
318-303 6 Rayville LA SHPTLAMAXRY  153F BANDWIDTH.COM CLEC, LLC - LA 486      
318-303 7 Rayville LA SHPTLAMAX6Y  3232 LEVEL 3 COMMUNICATIONS, LLC - LA 486      
318-303 8 Rayville LA SHPTLA12X5Y  8764 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - LA 486      
318-303 9 Rayville LA MONRLAMADS1  984D TEC OF JACKSON, INC. - LA 486      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.