Local Calling Guide

Area code/prefix search

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NPA: 517 [Rate centres in NPA 517] [Dial plan for NPA 517]

NXX: 964

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-964 A Hillsdale MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      

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

Sponsored by: ISP Telecom

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