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.

Mount Calvary, WI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
920-753 A MTCLWIXARS0  0886 FRONTIER NORTH INC. - WI 356      
920-753 1 FDULWIGN0MD  3839 CHARTER FIBERLINK, LLC - WI 356      
920-753 2 MTCLWIXARS0  0886 FRONTIER NORTH INC. - WI 356      
920-753 3 MTCLWIXARS0  0886 FRONTIER NORTH INC. - WI 356      
920-753 4 MTCLWIXARS0  0886 FRONTIER NORTH INC. - WI 356      
920-753 5 PLMOWIXAEMD  624H ONVOY SPECTRUM, LLC 356      
920-753 6 MILWWI45XBX  508J CENTURYLINK COMMUNICATIONS, LLC 356      
920-753 7 MTCLWIXARS0  0886 FRONTIER NORTH INC. - WI 356      
920-753 8 MILWWIDK6MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356      
920-753 9 MILWWI12XWX  007F BANDWIDTH.COM CLEC, LLC - WI 356      
920-962 A PLMOWIXAHMD  225C ONVOY, LLC - WI 356      
920-962 0 PLMOWIXAHMD  225C ONVOY, LLC - WI 356      
920-962 2 PLMOWIXAHMD  225C ONVOY, LLC - WI 356      
920-962 3 PLMOWIXAHMD  225C ONVOY, LLC - WI 356      
920-962 9 PLMOWIXAHMD  225C ONVOY, LLC - WI 356      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.