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: TLONILXCDS0

Remotes:

Switch Switch name Switch type
IVDLILXCRS0  IVESDALE  1RE 
PHILILXCRS0  PHILO  1RE 
PSTMILXCRS0  PESOTUM  1RE 
SDRSILXCRS0  SADORUS  1RL 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
217-485 A Tolono IL 1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 370      
217-485 3 Tolono IL 1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 370      
217-485 5 Tolono IL 1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 370      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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