Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: LNNGMIMNX3Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
517-481 5 Lansing MI 260E YMAX COMMUNICATIONS CORP. - MI 346   2008-12-03   
517-481 6 Lansing MI 260E YMAX COMMUNICATIONS CORP. - MI 346   2008-12-03   
517-515 5 Lansing MI 260E YMAX COMMUNICATIONS CORP. - MI 346   2008-12-03   
517-515 6 Lansing MI 260E YMAX COMMUNICATIONS CORP. - MI 346   2008-12-03   
517-515 7 Lansing MI 260E YMAX COMMUNICATIONS CORP. - MI 346   2008-12-03   
517-610 7 Hillsdale MI 260E YMAX COMMUNICATIONS CORP. - MI 346   2008-12-10   
517-612 8 Jackson MI 260E YMAX COMMUNICATIONS CORP. - MI 346   2008-12-10   
517-616 A Dimondale MI 260E YMAX COMMUNICATIONS CORP. - MI 346      
517-616 0 Dimondale MI 260E YMAX COMMUNICATIONS CORP. - MI 346   2008-12-12   
517-616 1 Dimondale MI 260E YMAX COMMUNICATIONS CORP. - MI 346   2008-12-12   
517-797 7 Hillsdale MI 260E YMAX COMMUNICATIONS CORP. - MI 346   2008-12-10   
517-797 9 Hillsdale MI 260E YMAX COMMUNICATIONS CORP. - MI 346   2008-12-10   
517-936 5 Jackson MI 260E YMAX COMMUNICATIONS CORP. - MI 346   2008-12-10   
517-962 0 Jackson MI 260E YMAX COMMUNICATIONS CORP. - MI 346   2008-12-10   
517-975 4 Lansing MI 260E YMAX COMMUNICATIONS CORP. - MI 346   2010-08-17   
517-975 5 Lansing MI 260E YMAX COMMUNICATIONS CORP. - MI 346   2010-08-17   

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

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