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.

Grenville, QC

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
819-242 A GRVLPQFBRS1  8050 BELL QUEBEC 888 805139    
873-305 A GRVLPQFB0MD  8050 BELL QUEBEC 888 805139    
873-470 A HWBYONAK2MD  4727 ISP TELECOM, INC. 888 805139    
873-631 A GRVLPQFB1MD  2243 TELUS COMMUNICATIONS (QUEBEC) INC. - QC 888 805139    
873-713 A HWBYONAK0MD  154E IRISTEL INC. - ON 888 805139    

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.