Local Calling Guide

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

NXX: 666

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
608-666 A Lyndon Station WI LYSTWIXARL0  0886 FRONTIER NORTH INC. - WI 354      
608-666 2 Lyndon Station WI LYSTWIXARL0  0886 FRONTIER NORTH INC. - WI 354      
608-666 4 Lyndon Station WI MDSRWIKE5MD  516J TON80 COMMUNICATIONS, LLC 354   2021-09-09   
608-666 5 Lyndon Station WI FTBGWIDK1MD  792K CHARTER IP ENABLED SERVICES, LLC 354   2008-09-01   
608-666 6 Lyndon Station WI MDSRWIKEAMD  965H FRACTEL, LLC 354   2020-03-28   
608-666 7 Lyndon Station WI LCRSWIXCIMD  508J CENTURYLINK COMMUNICATIONS, LLC 354   2014-12-29   
608-666 8 Lyndon Station WI MDSNWI11XAY  624H ONVOY SPECTRUM, LLC 354   2021-06-24   
608-666 9 Lyndon Station WI   145J TERRA NOVA TELECOM INC. 354   2025-07-24   

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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