Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 608 [Rate centres in NPA 608] [Dial plan for NPA 608]

NXX: 491

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
608-491 A Shullsburg WI PTVLWIXA0MD  983F MCC TELEPHONY OF THE MIDWEST, LLC - WI 354      
608-491 1 Shullsburg WI PTVLWIXA0MD  983F MCC TELEPHONY OF THE MIDWEST, LLC - WI 354   2010-08-21   
608-491 7 Shullsburg WI MDSNWI025MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 354   2014-12-05   

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

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