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.

Sainte-Thérèse, QC

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
354-208 A   221K COGECO CONNEXION INC. 888 805007    
450-276 A STTRPQ38FMD  8303 TELE-MOBILE COMPANY DBA TELUS MOBILITY 888 805007    
450-280 A STTRPQBLAMD  8821 ROGERS COMMUNICATIONS CANADA INC. 888 805007    
450-419 A STTRPQ38CG0  8050 BELL QUEBEC 888 805007    
450-420 A STTRPQ38CG0  8050 BELL QUEBEC 888 805007    
450-430 A STTRPQ38CG0  8050 BELL QUEBEC 888 805007    
450-433 A STTRPQ38CG0  8050 BELL QUEBEC 888 805007    
450-434 A STTRPQ38CG0  8050 BELL QUEBEC 888 805007    
450-435 A STTRPQ38CG0  8050 BELL QUEBEC 888 805007    
450-437 A STTRPQ38CG0  8050 BELL QUEBEC 888 805007    
450-508 A STTRPQBW2MD  8306 VIDEOTRON LTD. 888 805007    
450-543 A STTRPQ38AMD  8303 TELE-MOBILE COMPANY DBA TELUS MOBILITY 888 805007    
450-621 A RSMRPQAARS1  8050 BELL QUEBEC 888 805007    
450-806 A STTRPQ38AMD  8303 TELE-MOBILE COMPANY DBA TELUS MOBILITY 888 805007    
450-818 A STTRPQBW2MD  8306 VIDEOTRON LTD. 888 805007    
450-939 A STTRPQBW2MD  8306 VIDEOTRON LTD. 888 805007    
450-949 A STTRPQBLBMD  5643 FIDO SOLUTIONS INC. - QC 888 805007    
450-951 A STTRPQBW2MD  8306 VIDEOTRON LTD. 888 805007    
450-965 A RSMRPQAARS1  8050 BELL QUEBEC 888 805007    
450-970 A STTRPQCWAMD  2243 TELUS COMMUNICATIONS (QUEBEC) INC. - QC 888 805007    
450-971 A STTRPQ38CG0  8050 BELL QUEBEC 888 805007    
450-979 A STTRPQ38CG0  8050 BELL QUEBEC 888 805007    
450-987 A STTRPQ381MD  154E IRISTEL INC. - ON 888 805007    
579-226 A STTRPQCW1MD  2243 TELUS COMMUNICATIONS (QUEBEC) INC. - QC 888 805007    
579-238 A STTRPQCWAMD  2243 TELUS COMMUNICATIONS (QUEBEC) INC. - QC 888 805007    
579-275 A STTRPQAI1MD  8304 ALLSTREAM INC. 888 805007    
579-277 A STTRPQ383MD  160G COMWAVE NETWORKS INC. - ON 888 805007    
579-303 A STTRPQ386MD  083E DISTRIBUTEL COMMUNICATIONS LIMITED - QC 888 805007    
579-378 A STTRPQ384MD  464D FIBERNETICS CORPORATION 888 805007    
579-477 A STTRPQ382MD  4727 ISP TELECOM, INC. 888 805007    
579-527 A STTRPQ384MD  464D FIBERNETICS CORPORATION 888 805007    
579-563 A STTRPQ384MD  464D FIBERNETICS CORPORATION 888 805007    
579-613 A STTRPQ385MD  8050 BELL QUEBEC 888 805007    
579-630 A STTRPQBW2MD  8306 VIDEOTRON LTD. 888 805007    
579-637 A STTRPQBW2MD  8306 VIDEOTRON LTD. 888 805007    
579-764 A STTRPQ010MD  8303 TELE-MOBILE COMPANY DBA TELUS MOBILITY 888 805007    
579-987 A STTRPQ381MD  154E IRISTEL INC. - ON 888 805007    
579-988 A STTRPQ381MD  154E IRISTEL INC. - ON 888 805007    

Last updated: Sun, 17 May 2026 03:26:51 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.