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: 938

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
608-938 A Monticello WI MNTIWIXARP0  0963 UTELCO, INC. 354      
608-938 0 Monticello WI MNTIWIXARP0  0963 UTELCO, INC. 354      
608-938 1 Monticello WI MNTIWIXARP0  0963 UTELCO, INC. 354      
608-938 2 Monticello WI MNTIWIXARP0  0963 UTELCO, INC. 354      
608-938 3 Monticello WI MNTIWIXARP0  0963 UTELCO, INC. 354      
608-938 4 Monticello WI MNTIWIXARP0  0963 UTELCO, INC. 354      
608-938 5 Monticello WI MNTIWIXARP0  0963 UTELCO, INC. 354      
608-938 6 Monticello WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2021-06-03   
608-938 7 Monticello WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2021-04-05   
608-938 8 Monticello WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2020-01-06   
608-938 9 Monticello WI FTBGWIDKGT0  3839 CHARTER FIBERLINK, LLC - WI 354   2020-01-24   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.