Local Calling Guide

Area code/prefix search

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

NXX: 583

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
608-583 A Lone Rock WI LNRKWIXBRS0  0886 FRONTIER NORTH INC. - WI 354      
608-583 0 Lone Rock WI   792K CHARTER IP ENABLED SERVICES, LLC 354   2007-01-20   
608-583 1 Lone Rock WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2021-07-02   
608-583 2 Lone Rock WI LNRKWIXBRS0  0886 FRONTIER NORTH INC. - WI 354      
608-583 3 Lone Rock WI LNRKWIXBRS0  0886 FRONTIER NORTH INC. - WI 354      
608-583 4 Lone Rock WI LNRKWIXBRS0  0886 FRONTIER NORTH INC. - WI 354      
608-583 5 Lone Rock WI LNRKWIXBRS0  0886 FRONTIER NORTH INC. - WI 354      
608-583 6 Lone Rock WI MDSNWI11XAY  624H ONVOY SPECTRUM, LLC 354   2021-06-24   
608-583 7 Lone Rock WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2021-06-03   
608-583 8 Lone Rock WI LCRSWIXCIMD  508J CENTURYLINK COMMUNICATIONS, LLC 354   2014-12-29   
608-583 9 Lone Rock WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2020-05-25   

Last updated: Tue, 07 Oct 2025 16:47:53 UTC

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