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: 412

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
318-412 A Winnsboro LA WNBOLAMADS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 486      
318-412 0 Winnsboro LA   515J IP HORIZON LLC 486   2022-03-18   
318-412 1 Winnsboro LA   145J TERRA NOVA TELECOM INC. 486   2022-07-04   
318-412 2 Winnsboro LA   984D TEC OF JACKSON, INC. - LA 486   2014-05-22   
318-412 3 Winnsboro LA   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 486      
318-412 5 Winnsboro LA   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 486      
318-412 6 Winnsboro LA   749E ONVOY, LLC - LA 486   2016-05-28   
318-412 7 Winnsboro LA   749E ONVOY, LLC - LA 486   2016-05-28   
318-412 8 Winnsboro LA   939H COMMIO LLC 486   2022-07-23   

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.