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: OWBOKY22FMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
270-297 A Owensboro KY 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 464      
270-449 A Princeton KY 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 464      
270-741 A Whitesville KY 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 464      
270-921 A Gilbertsville KY 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 464      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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