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: 820

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
608-820 A Middleton WI FTBGWIDKGT0  3839 CHARTER FIBERLINK, LLC - WI 354      
608-820 0 Middleton WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2024-04-05   
608-820 1 Middleton WI FTBGWIDKGT0  3839 CHARTER FIBERLINK, LLC - WI 354   2011-10-17   
608-820 2 Middleton WI MDSNWI025MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 354   2018-12-08   
608-820 3 Middleton WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2021-04-05   
608-820 4 Middleton WI MDSNWI025MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 354   2021-02-26   
608-820 5 Middleton WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2021-04-05   
608-820 6 Middleton WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2021-04-05   
608-820 7 Middleton WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2021-04-05   
608-820 8 Middleton WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2020-01-06   

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

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