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: STLSMOGZFMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
314-788 A St Louis MO 965H FRACTEL, LLC 520      
314-789 A Creve Coeur MO 965H FRACTEL, LLC 520      
314-866 A Ladue MO 965H FRACTEL, LLC 520      
314-946 A Kirkwood MO 965H FRACTEL, LLC 520      
314-988 A Oakville MO 965H FRACTEL, LLC 520      
573-666 A Bowling Green MO 965H FRACTEL, LLC 520      
573-800 A Center MO 965H FRACTEL, LLC 520      
573-900 A Perryville MO 965H FRACTEL, LLC 520      
573-946 A Pocahontas MO 965H FRACTEL, LLC 520      
618-866 A Belleville-Adams IL 965H FRACTEL, LLC 520      
618-955 A Addieville IL 965H FRACTEL, LLC 520      
636-348 A St Peters MO 965H FRACTEL, LLC 520      
636-732 A Gray Summit MO 965H FRACTEL, LLC 520      
636-758 A St Clair MO 965H FRACTEL, LLC 520      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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