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: RNDHWIXBDS1

Remotes:

Switch Switch name Switch type
BRNDWIXBRS0  BRANDON  RS 
CMBAWIXARS0  CAMBRIA  5ER 
FLRVWIXARS0  FALL RIVER  5ER 
FXLKWIXARS0  FOX LAKE  5ER 
RIO WIXARS0  RIO  5ER 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
920-326 A Randolph WI 0931 BRIGHTSPEED OF SOUTHERN WISCONSIN, LLC 356      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.