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.

Camp Douglas, WI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
608-427 A CPDGWIXADS2  0900 LEMONWEIR VALLEY TEL. CO. 354      
608-542 A MDSNWI11XQX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354      
608-552 A MDSNWI11XQX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354      
608-552 0 MDSNWI11XQX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354      
608-552 1 MDSNWI11XQX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354      
608-552 6 MDSNWI11XDY  983F MCC TELEPHONY OF THE MIDWEST, LLC - WI 354      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.