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.
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Switch: RVFLWI11DSA

Remotes:

Switch Switch name Switch type
ELWOWI11RS0  ELLSWORTH  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
715-307 6 River Falls WI 9327 WISCONSIN BELL INC 352   2011-03-02   
715-425 A River Falls WI 9327 WISCONSIN BELL INC 352      
715-426 A River Falls WI 9327 WISCONSIN BELL INC 352      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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