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.

OCN: 6483 AMERICAN MESSAGING SERVICES, LLC

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
321-881 A Melbourne FL MLBRFLMAXEX  45806      
321-883 A Cocoa FL MLBRFLMAXEX  45806      
407-510 A Winter Park FL WNPKFLXASMD  45808      
407-940 A Winter Park FL WNPKFLXASMD  45808      
407-941 A Winter Park FL WNPKFLXASMD  45808      
561-977 A West Palm Beach FL WPBHFLGRX7Z  46018      
850-709 A Tallahassee FL TLHSFLXAXFX  953      
858-856 A San Diego: Linda Vista DA CA SNDGCA023KD  732     2024-05-05 

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

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