Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 810 [Rate centres in NPA 810] [Dial plan for NPA 810]

NXX: 380

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
810-380 A Flushing MI DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340      
810-380 0 Flushing MI   933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340   2021-07-20   
810-380 1 Flushing MI   516J TON80 COMMUNICATIONS, LLC 340   2021-11-29   
810-380 2 Flushing MI   543C ONVOY, LLCV - MI 340   2023-08-13   
810-380 3 Flushing MI   624H ONVOY SPECTRUM, LLC 340   2021-07-19   
810-380 4 Flushing MI   543C ONVOY, LLCV - MI 340   2021-08-21   
810-380 5 Flushing MI   543C ONVOY, LLCV - MI 340   2021-08-21   
810-380 6 Flushing MI   624H ONVOY SPECTRUM, LLC 340   2021-12-02   
810-380 7 Flushing MI   543C ONVOY, LLCV - MI 340   2021-07-20   
810-380 8 Flushing MI   543C ONVOY, LLCV - MI 340   2021-07-20   
810-380 9 Flushing MI   624H ONVOY SPECTRUM, LLC 340   2021-12-02   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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