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: PNCYFLMAX6Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
448-428 A Quincy FL 937C ONVOY, LLC - FL 45011      
448-450 A Youngstown-Fountain FL 937C ONVOY, LLC - FL 45009      
850-498 A Quincy FL 937C ONVOY, LLC - FL 45011      
850-615 A Panama City FL 937C ONVOY, LLC - FL 45009   2025-02-07   
850-753 A Youngstown-Fountain FL 937C ONVOY, LLC - FL 45009   2024-03-04   
850-771 A Panama City FL 937C ONVOY, LLC - FL 45009      
850-788 A Lynn Haven FL 937C ONVOY, LLC - FL 45009      
850-809 A Vernon FL 937C ONVOY, LLC - FL 45009      
850-831 A Gretna FL 937C ONVOY, LLC - FL 45011      
850-917 A Vernon FL 937C ONVOY, LLC - FL 45009      
850-965 A Lynn Haven FL 937C ONVOY, LLC - FL 45009      
850-975 A Graceville FL 937C ONVOY, LLC - FL 45009      
850-998 A Graceville FL 937C ONVOY, LLC - FL 45009      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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