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: FRDRMDFRXAX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
240-382 A Hagerstown MD 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240      
681-662 A Harpers Ferry WV 077G TELEPORT COMMUNICATIONS AMERICA, LLC - WV 240      

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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