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: 308 [Rate centres in NPA 308] [Dial plan for NPA 308]

NXX: 392

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
308-392 A Grand Island NE GDISNENWGMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 646      
308-392 3 Grand Island NE GDISNENWGMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 646   2014-04-10   
308-392 6 Grand Island NE SCTSNEXUIMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 646   2023-04-28   
308-392 7 Grand Island NE SCTSNEXUIMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 646   2022-04-09   
308-392 8 Grand Island NE SCTSNEXUIMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 646   2021-01-03   
308-392 9 Grand Island NE GDISNENWGMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 646   2004-07-23   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.