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: 297

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-297 A Hillsdale MI LNNGMIMNX4Z  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 346      
517-297 0 Hillsdale MI LNNGMIDC0MD  939H COMMIO, LLC 346   2022-11-27   
517-297 1 Hillsdale MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2023-07-30   
517-297 2 Hillsdale MI LNNGMIMNXSZ  5562 METROPCS, INC. 346   2021-10-19   
517-297 3 Hillsdale MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2021-12-17   
517-297 4 Hillsdale MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2021-12-17   
517-297 5 Hillsdale MI LNNGMIMNXSZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 346   2021-12-17   
517-297 7 Hillsdale MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2021-11-15   
517-297 8 Hillsdale MI LNNGMIMN00Z  624H ONVOY SPECTRUM, LLC 346   2024-05-10   
517-297 9 Hillsdale MI LNNGMIMNX4Z  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 346   2021-10-18   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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