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: 665

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
308-665 A Crawford NE CRFRNENWRS1  9631 QWEST CORPORATION 646      
308-665 1 Crawford NE CRFRNENWRS1  9631 QWEST CORPORATION 646      
308-665 2 Crawford NE CRFRNENWRS1  9631 QWEST CORPORATION 646      
308-665 3 Crawford NE CRFRNENWRS1  9631 QWEST CORPORATION 646      
308-665 4 Crawford NE HMFRNEXSDS0  9764 MOBIUS COMMUNICATIONS COMPANY - NE 646   2013-09-02   
308-665 5 Crawford NE GDISNENWXBX  6874 N.E. COLORADO CELLULAR, INC. 646   2005-05-07   
308-665 6 Crawford NE GDISNENWXBX  6874 N.E. COLORADO CELLULAR, INC. 646   2015-12-11   
308-665 7 Crawford NE GDISNENW6MD  3233 LEVEL 3 COMMUNICATIONS, LLC - NE 646   2023-01-23   
308-665 8 Crawford NE SCTSNEXUIMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 646   2020-10-16   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.