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: 687

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
308-687 A St Libory NE STLBNENWRS1  9631 QWEST CORPORATION 646      
308-687 0 St Libory NE GDISNENWXDX  624H ONVOY SPECTRUM, LLC 646   2024-03-21   
308-687 1 St Libory NE GDISNENW6MD  3233 LEVEL 3 COMMUNICATIONS, LLC - NE 646   2023-01-23   
308-687 2 St Libory NE GDISNE010MD  753E CHARTER FIBERLINK-NEBRASKA, LLC - NE 646   2008-09-15   
308-687 3 St Libory NE GDISNENWJMD  549E ONVOY, LLC - NE 646   2020-01-20   
308-687 4 St Libory NE GDISNENWJMD  549E ONVOY, LLC - NE 646   2021-03-11   
308-687 5 St Libory NE GDISNENWJMD  549E ONVOY, LLC - NE 646   2021-03-11   
308-687 6 St Libory NE STLBNENWRS1  9631 QWEST CORPORATION 646      
308-687 7 St Libory NE GDISNENWUMD  508J CENTURYLINK COMMUNICATIONS, LLC 646   2015-01-02   
308-687 8 St Libory NE GDISNENWJMD  549E ONVOY, LLC - NE 646   2020-10-06   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.