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.

Chatham, LA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
318-249 A CHHMLAXADS0  0434 CENTURYLINK OF LOUISIANA, LLC 486      
318-249 0 CHHMLAXADS0  0434 CENTURYLINK OF LOUISIANA, LLC 486      
318-249 1 CHHMLAXADS0  0434 CENTURYLINK OF LOUISIANA, LLC 486      
318-249 2 CHHMLAXADS0  0434 CENTURYLINK OF LOUISIANA, LLC 486      
318-249 3 CHHMLAXADS0  0434 CENTURYLINK OF LOUISIANA, LLC 486      
318-249 4 CHHMLAXADS0  0434 CENTURYLINK OF LOUISIANA, LLC 486      
318-249 5 SHPTLAMAXZY  749E ONVOY, LLC - LA 486   2018-11-06   
318-249 6 CHHMLAXADS0  0434 CENTURYLINK OF LOUISIANA, LLC 486      
318-249 7 SHPTLAMAX6Y  3232 LEVEL 3 COMMUNICATIONS, LLC - LA 486   2014-10-06   
318-249 8 SHPTLAMAXZY  749E ONVOY, LLC - LA 486   2020-04-26   
318-249 9 CHHMLAXADS0  0434 CENTURYLINK OF LOUISIANA, LLC 486      
318-756 A SHPTLAMAXZY  749E ONVOY, LLC - LA 486      
318-756 0 SHPTLAMA02Z  624H ONVOY SPECTRUM, LLC 486   2023-07-14   
318-756 4 SHPTLAMAXQY  653C TELEPORT COMMUNICATIONS AMERICA LA - LLC 486   2023-06-07   
318-756 5 SHPTLAMAXZY  749E ONVOY, LLC - LA 486   2021-04-05   
318-756 6 SHPTLAMAXZY  749E ONVOY, LLC - LA 486   2021-04-05   
318-756 7 SHPTLAMAXZY  749E ONVOY, LLC - LA 486   2021-02-21   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.