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.

OCN: 0942 RICHLAND-GRANT TEL. COOP., INC.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
608-536 A Boaz WI BLRVWIXADS1  354      
608-537 A Blue River WI BLRVWIXADS1  354      
608-538 A Sabin WI BLRVWIXADS1  354      
608-624 A Soldiers Grove WI BLRVWIXADS1  354      
608-735 A Gays Mills WI BLRVWIXADS1  354      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.