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: BLLRMIXGDS0

Remotes:

Switch Switch name Switch type
ALDNMIXHRS0  ALDEN  GTR 
CLRVMIXHRS0  CLAM RIVER  GTR 
CNLKMIXGRS0  CENTRAL LAKE  GTR 
ELWOMIXHRS0  ELLSWORTH  GTR 
ESPTMIXGRS0  EASTPORT  GTR 
TRRVMIXGRS0  TORCH RIVER  GTR 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
231-533 A Bellaire MI 0695 FRONTIER NORTH, INC. - MI 348      
231-533 3 Bellaire MI 0695 FRONTIER NORTH, INC. - MI 348      
231-533 4 Bellaire MI 0695 FRONTIER NORTH, INC. - MI 348      
231-533 5 Bellaire MI 0695 FRONTIER NORTH, INC. - MI 348      
231-533 6 Bellaire MI 0695 FRONTIER NORTH, INC. - MI 348      
231-533 7 Bellaire MI 0695 FRONTIER NORTH, INC. - MI 348      
231-533 8 Bellaire MI 0695 FRONTIER NORTH, INC. - MI 348      
231-533 9 Bellaire MI 0695 FRONTIER NORTH, INC. - MI 348      

Last updated: Sun, 28 Feb 2021 19:06:05 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.