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: SGNWMIECXQX

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
989-882 1 Vassar MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-882 4 Vassar MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-884 A Alpena MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-884 0 Alpena MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-899 7 Saginaw MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-912 7 Cass City MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-932 0 Durand MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-934 2 Rose City MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-941 A Midland MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-941 0 Midland MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-941 3 Midland MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-943 7 Middleton MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-945 A Ovid MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-945 0 Ovid MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-966 A Vanderbilt MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-966 0 Vanderbilt MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-966 1 Vanderbilt MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-984 6 East Tawas MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      

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

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