Local Calling Guide

Area code/prefix search

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

NXX: 999

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-999 A Lansing MI MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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