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.

Switch: BGSPNENWRS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
308-889 A Big Springs NE 9631 QWEST CORPORATION 646      
308-889 0 Big Springs NE 9631 QWEST CORPORATION 646      
308-889 1 Big Springs NE 9631 QWEST CORPORATION 646      
308-889 3 Big Springs NE 9631 QWEST CORPORATION 646      
308-889 9 Big Springs NE 9631 QWEST CORPORATION 646      
970-885 A South Big Springs CO 9631 QWEST CORPORATION 646      
970-885 1 South Big Springs CO 9631 QWEST CORPORATION 646      
970-885 2 South Big Springs CO 9631 QWEST CORPORATION 646      
970-885 3 South Big Springs CO 9631 QWEST CORPORATION 646      
970-885 4 South Big Springs CO 9631 QWEST CORPORATION 646      
970-885 5 South Big Springs CO 9631 QWEST CORPORATION 646      
970-885 6 South Big Springs CO 9631 QWEST CORPORATION 646      
970-885 8 South Big Springs CO 9631 QWEST CORPORATION 646      
970-885 9 South Big Springs CO 9631 QWEST CORPORATION 646      

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.