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: 454

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
608-454 A Oregon WI MDSNWI11XAX  225C ONVOY, LLC - WI 354      
608-454 0 Oregon WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2023-10-28   
608-454 1 Oregon WI MDSNWI11XAY  624H ONVOY SPECTRUM, LLC 354   2021-12-05   
608-454 3 Oregon WI MDSNWI11XAY  624H ONVOY SPECTRUM, LLC 354   2021-06-24   
608-454 4 Oregon WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2021-02-19   
608-454 5 Oregon WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2021-02-19   
608-454 6 Oregon WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2021-02-19   
608-454 7 Oregon WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2021-02-19   
608-454 8 Oregon WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2024-03-02   
608-454 9 Oregon WI MDSNWI11XAY  624H ONVOY SPECTRUM, LLC 354   2021-12-05   

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

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