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: 702

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
318-702 A Coushatta LA SHPTLAMAXMZ  516C AT&T CORP. 486      
318-702 0 Coushatta LA   153F BANDWIDTH.COM CLEC, LLC - LA 486   2015-08-15   
318-702 1 Coushatta LA   749E ONVOY, LLC - LA 486   2016-04-16   
318-702 2 Coushatta LA   749E ONVOY, LLC - LA 486   2016-04-16   
318-702 3 Coushatta LA   8764 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - LA 486   2016-05-10   
318-702 4 Coushatta LA   749E ONVOY, LLC - LA 486   2019-03-30   
318-702 5 Coushatta LA   749E ONVOY, LLC - LA 486   2019-03-30   
318-702 6 Coushatta LA   3232 LEVEL 3 COMMUNICATIONS, LLC - LA 486   2014-09-08   
318-702 7 Coushatta LA   516C AT&T CORP. 486   2013-01-14   
318-702 8 Coushatta LA   749E ONVOY, LLC - LA 486   2016-05-25   
318-702 9 Coushatta LA   749E ONVOY, LLC - LA 486   2016-05-25   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.