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: 237

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-237 A Lansing MI LNNGMIMN12Z  1200 TALK AMERICA INC. - MI 346      
517-237 0 Lansing MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2023-09-28   
517-237 2 Lansing MI LNNGMIMNX4Z  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 346   2020-12-19   
517-237 3 Lansing MI LNNGMIVE2MD  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2020-04-04   
517-237 4 Lansing MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2022-12-12   
517-237 5 Lansing MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2022-12-12   
517-237 6 Lansing MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2022-12-12   
517-237 7 Lansing MI LNNGMIMNX8Z  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 346   2019-06-14   
517-237 8 Lansing MI LNNGMIMNX8Z  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 346   2019-06-14   
517-237 9 Lansing MI LNNGMIMNX8Z  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 346   2019-06-14   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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