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: 674

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
608-674 A Milton WI MDSNWI11XAX  225C ONVOY, LLC - WI 354      
608-674 0 Milton WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2024-03-03   
608-674 1 Milton WI MDSNWI11XAY  624H ONVOY SPECTRUM, LLC 354   2024-03-28   
608-674 3 Milton WI   520K TDS METROCOM, LLC 354   2022-11-06   
608-674 4 Milton WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2021-09-12   
608-674 5 Milton WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2021-09-12   
608-674 8 Milton WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2024-04-12   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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