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: TRCYMIMNVMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
231-284 0 Manistee MI 116F PENINSULA FIBER NETWORK, LLC - MI 348      
231-396 2 Cadillac MI 116F PENINSULA FIBER NETWORK, LLC - MI 348      
231-401 A Traverse City MI 116F PENINSULA FIBER NETWORK, LLC - MI 348      
231-401 0 Traverse City MI 116F PENINSULA FIBER NETWORK, LLC - MI 348      
231-427 1 Mackinaw City MI 116F PENINSULA FIBER NETWORK, LLC - MI 348      
231-489 A Petoskey MI 116F PENINSULA FIBER NETWORK, LLC - MI 348      
231-489 0 Petoskey MI 116F PENINSULA FIBER NETWORK, LLC - MI 348      
231-624 9 Kalkaska MI 116F PENINSULA FIBER NETWORK, LLC - MI 348      
616-597 2 Ionia MI 116F PENINSULA FIBER NETWORK, LLC - MI 348      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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