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: DNBRWIXADSA

Remotes:

Switch Switch name Switch type
DRLDWIXARS0  DAIRYLAND  DCO 
WBLKWIXARS0  WEBB LAKE  DCO 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
320-655 A West Danbury MN 0950 BRIGHTSPEED OF NORTHWEST WISCONSIN, LLC 352      
715-656 A Danbury WI 0950 BRIGHTSPEED OF NORTHWEST WISCONSIN, LLC 352      

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

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