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: MDSNWI11XAX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
608-400 A Madison WI 225C ONVOY, LLC - WI 354      
608-453 A Sun Prairie WI 225C ONVOY, LLC - WI 354   2021-02-19   
608-454 A Oregon WI 225C ONVOY, LLC - WI 354   2021-02-19   
608-456 A Orfordville WI 225C ONVOY, LLC - WI 354   2021-02-19   
608-470 A Edgerton WI 225C ONVOY, LLC - WI 354      
608-502 A Evansville WI 225C ONVOY, LLC - WI 354   2021-08-22   
608-505 A Poynette WI 225C ONVOY, LLC - WI 354   2021-09-04   
608-506 A Wonewoc WI 225C ONVOY, LLC - WI 354   2021-09-04   
608-590 A Madison WI 225C ONVOY, LLC - WI 354      
608-594 A Plain WI 225C ONVOY, LLC - WI 354   2021-02-19   
608-597 A McFarland WI 225C ONVOY, LLC - WI 354      
608-600 A Clinton WI 225C ONVOY, LLC - WI 354      
608-605 A Kendall WI 225C ONVOY, LLC - WI 354      
608-674 A Milton WI 225C ONVOY, LLC - WI 354   2021-09-12   
608-680 A Brooklyn WI 225C ONVOY, LLC - WI 354      
608-686 A Portage WI 225C ONVOY, LLC - WI 354      
608-694 A Cottage Grove WI 225C ONVOY, LLC - WI 354   2021-02-19   
608-702 A Pardeeville WI 225C ONVOY, LLC - WI 354   2021-09-12   
608-703 A New Glarus WI 225C ONVOY, LLC - WI 354   2021-09-12   
608-766 A Elroy WI 225C ONVOY, LLC - WI 354      
608-768 A Reedsburg WI 225C ONVOY, LLC - WI 354      
608-800 A Madison WI 225C ONVOY, LLC - WI 354      
608-803 A Spring Green WI 225C ONVOY, LLC - WI 354   2021-09-24   
608-888 A Madison WI 225C ONVOY, LLC - WI 354      
608-906 A Madison WI 225C ONVOY, LLC - WI 354      
608-999 A Madison WI 225C ONVOY, LLC - WI 354      

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.