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: LNNGMIXIDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
517-222 A Dansville MI 7157 BROOKS FIBER COMMUNICATIONS OF MICHIGAN - MI 346      
517-233 A Eaton Rapids MI 7157 BROOKS FIBER COMMUNICATIONS OF MICHIGAN - MI 346      
517-308 A Dimondale MI 7157 BROOKS FIBER COMMUNICATIONS OF MICHIGAN - MI 346      
517-318 A Lansing MI 7157 BROOKS FIBER COMMUNICATIONS OF MICHIGAN - MI 346      
517-319 A Lansing MI 7157 BROOKS FIBER COMMUNICATIONS OF MICHIGAN - MI 346      
517-345 A Dimondale MI 7157 BROOKS FIBER COMMUNICATIONS OF MICHIGAN - MI 346      
517-386 A Eaton Rapids MI 7157 BROOKS FIBER COMMUNICATIONS OF MICHIGAN - MI 346      
517-444 A Charlotte MI 7157 BROOKS FIBER COMMUNICATIONS OF MICHIGAN - MI 346      
517-466 A Dansville MI 7157 BROOKS FIBER COMMUNICATIONS OF MICHIGAN - MI 346      
517-600 A Dimondale MI 7157 BROOKS FIBER COMMUNICATIONS OF MICHIGAN - MI 346      
517-709 A Holt MI 7157 BROOKS FIBER COMMUNICATIONS OF MICHIGAN - MI 346      
517-722 A Mason MI 7157 BROOKS FIBER COMMUNICATIONS OF MICHIGAN - MI 346      
517-876 A Holt MI 7157 BROOKS FIBER COMMUNICATIONS OF MICHIGAN - MI 346      
517-966 A Dimondale MI 7157 BROOKS FIBER COMMUNICATIONS OF MICHIGAN - MI 346      
517-968 A Dansville MI 7157 BROOKS FIBER COMMUNICATIONS OF MICHIGAN - MI 346      

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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