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: 420

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
608-420 A Albany WI   792K CHARTER IP ENABLED SERVICES, LLC 354      
608-420 0 Albany WI MDSRWIKEAMD  965H FRACTEL, LLC 354   2020-09-17   
608-420 1 Albany WI   792K CHARTER IP ENABLED SERVICES, LLC 354   2008-05-24   
608-420 2 Albany WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2020-05-17   
608-420 3 Albany WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2020-05-17   
608-420 4 Albany WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2020-01-06   
608-420 5 Albany WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2020-08-28   
608-420 6 Albany WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2020-08-28   
608-420 7 Albany WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2021-06-03   
608-420 8 Albany WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2021-04-04   
608-420 9 Albany WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2021-06-03   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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