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: TNPKILTPDS0

Remotes:

Switch Switch name Switch type
MOKNILMERS1  MOKENA  EXM 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
708-342 A Tinley Park IL 9329 AMERITECH ILLINOIS 358      
708-429 A Tinley Park IL 9329 AMERITECH ILLINOIS 358      
708-444 A Tinley Park IL 9329 AMERITECH ILLINOIS 358      
708-532 A Tinley Park IL 9329 AMERITECH ILLINOIS 358      
708-535 A Tinley Park IL 9329 AMERITECH ILLINOIS 358      
708-560 A Tinley Park IL 9329 AMERITECH ILLINOIS 358      
708-614 A Tinley Park IL 9329 AMERITECH ILLINOIS 358      
708-633 A Tinley Park IL 9329 AMERITECH ILLINOIS 358      
708-687 A Tinley Park IL 9329 AMERITECH ILLINOIS 358      
708-802 A Tinley Park IL 9329 AMERITECH ILLINOIS 358      

Last updated: Sun, 31 May 2020 11:59:01 UTC

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