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: 309

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
608-309 A Blair WI BLARWIXARS0  1159 BRIGHTSPEED OF CENTRAL WISCONSIN, LLC 354      
608-309 0 Blair WI   1159 BRIGHTSPEED OF CENTRAL WISCONSIN, LLC 354      
608-309 7 Blair WI   508J CENTURYLINK COMMUNICATIONS, LLC 354   2014-12-04   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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