Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 517 [Rate centres in NPA 517] [Dial plan for NPA 517]

NXX: 300

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-300 A Onsted MI ADRNMIXGOMD  543C ONVOY, LLCV - MI 340      
517-300 0 Onsted MI ADRNMIXGOMD  543C ONVOY, LLCV - MI 340   2019-12-11   
517-300 1 Onsted MI SFLDMIMKDS2  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340   2020-04-27   
517-300 2 Onsted MI ADRNMIXGOMD  543C ONVOY, LLCV - MI 340   2020-06-14   
517-300 3 Onsted MI ADRNMIXGOMD  543C ONVOY, LLCV - MI 340   2019-12-11   
517-300 4 Onsted MI ADRNMIXGOMD  543C ONVOY, LLCV - MI 340   2020-05-09   
517-300 5 Onsted MI ADRNMIXGOMD  543C ONVOY, LLCV - MI 340   2020-05-09   
517-300 6 Onsted MI ADRNMIXGOMD  543C ONVOY, LLCV - MI 340   2020-05-09   
517-300 7 Onsted MI ADRNMIXGOMD  543C ONVOY, LLCV - MI 340   2020-05-09   
517-300 8 Onsted MI ADRNMIXGOMD  543C ONVOY, LLCV - MI 340   2020-06-14   
517-300 9 Onsted MI ADRNMIXGOMD  543C ONVOY, LLCV - MI 340   2020-06-14   

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

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