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: TLHSFLAT4MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
850-320 A Tallahassee FL 7421 AT&T - LOCAL 953      
850-320 9 Tallahassee FL 7421 AT&T - LOCAL 953      
850-329 A Tallahassee FL 7421 AT&T - LOCAL 953      
850-329 9 Tallahassee FL 7421 AT&T - LOCAL 953      
850-778 4 Tallahassee FL 7421 AT&T - LOCAL 953   2009-06-15   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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