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: 600

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
608-600 A Clinton WI MDSNWI11XAX  225C ONVOY, LLC - WI 354      
608-600 0 Clinton WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2019-07-09   
608-600 3 Clinton WI MDSNWI11XAY  624H ONVOY SPECTRUM, LLC 354   2021-06-24   
608-600 6 Clinton WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2019-07-09   
608-600 7 Clinton WI MDSNWI02ZMD  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 354   2020-01-20   
608-600 8 Clinton WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2021-04-04   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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