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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-797 A Hillsdale MI LNNGMIMNX9Y  0975 LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI 346      
517-797 1 Hillsdale MI   543C ONVOY, LLC - MI 346   2013-01-30   
517-797 2 Hillsdale MI   7701 PHONE MICHIGAN 346   2013-08-30   
517-797 3 Hillsdale MI   543C ONVOY, LLC - MI 346   2012-02-22   
517-797 4 Hillsdale MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2003-05-21   
517-797 5 Hillsdale MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346   2005-12-29   
517-797 6 Hillsdale MI   516C AT&T CORP. 346   2011-09-30   
517-797 7 Hillsdale MI   260E YMAX COMMUNICATIONS CORP. - MI 346   2008-12-10   
517-797 8 Hillsdale MI   0975 LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI 346   2005-04-11   
517-797 9 Hillsdale MI   260E YMAX COMMUNICATIONS CORP. - MI 346   2008-12-10   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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