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: LEOLPAXLDS0

Remotes:

Switch Switch name Switch type
INTRPAXIRS1  INTERCOURSE  GTL 
NHLDPAXNRS1  NEW HOLLAND (LANCASTER)  GTR 
TRHLPAXTRS1  TERRE HILL  GTR 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
717-556 A Leola PA 0168 FRONTIER COMMUNICATIONS OF PENNSYLVANIA, LLC 226      
717-656 A Leola PA 0168 FRONTIER COMMUNICATIONS OF PENNSYLVANIA, LLC 226      
717-661 A Leola PA 0168 FRONTIER COMMUNICATIONS OF PENNSYLVANIA, LLC 226      

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

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