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: SXCTIAXO1MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
712-463 A Sioux Center IA 8593 CONSOLIDATED COMMUNICATIONS ENTERPRISE SVCS-IA 630      
712-463 1 Sioux Center IA 8593 CONSOLIDATED COMMUNICATIONS ENTERPRISE SVCS-IA 630   2007-05-19   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.