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: 939

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-939 A Quincy MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348      
517-939 0 Quincy MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2007-08-09   
517-939 1 Quincy MI GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348   2022-03-05   
517-939 3 Quincy MI GDRPMIBLX8Z  2550 123.NET, INC. 348   2015-08-06   
517-939 7 Quincy MI TRCYMIMNWMD  508J CENTURYLINK COMMUNICATIONS, LLC 348   2015-09-18   
517-939 9 Quincy MI GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348   2020-05-04   

Last updated: Fri, 03 Nov 2023 21:02:38 UTC

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