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.

NPA: 608 [Rate centres in NPA 608] [Dial plan for NPA 608]

NXX: 619

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
608-619 A Coon Valley WI MDSNWIPU2MD  6274 UNITED STATES CELLULAR - WI 354      
608-619 0 Coon Valley WI MDSNWIPU2MD  6274 UNITED STATES CELLULAR - WI 354   2008-04-03   
608-619 4 Coon Valley WI MDSNWI025MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 354   2022-02-18   
608-619 5 Coon Valley WI LCRSWIXCXIX  983F MCC TELEPHONY OF THE MIDWEST, LLC - WI 354   2020-04-27   
608-619 8 Coon Valley WI   6529 T-MOBILE USA, INC. 354   2025-02-15   
608-619 9 Coon Valley WI   6529 T-MOBILE USA, INC. 354   2025-02-15   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.