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: MRTHWIXARS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
715-443 A Marathon WI 0886 FRONTIER NORTH INC. - WI 350      
715-443 1 Marathon WI 0886 FRONTIER NORTH INC. - WI 350      
715-443 2 Marathon WI 0886 FRONTIER NORTH INC. - WI 350      
715-443 3 Marathon WI 0886 FRONTIER NORTH INC. - WI 350      
715-443 6 Marathon WI 0886 FRONTIER NORTH INC. - WI 350      
715-443 9 Marathon WI 0886 FRONTIER NORTH INC. - WI 350      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.