Area Code 450-237 located in HOWICK, , QC, more detail is as below. Place NPA (Numbering Plan Area) : 450 NXX (Local Number Prefix) : 237 City : HOWICK State : QC (Quebec) NXX Use Type : Landline NXX Intro Version : 2006-06-01 LATA (Local Access Transport Area) : 850 ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. Other Information NPANXX : 450237 County Population : 33837 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Coverage Area Name : HOWICK Latitude : 45.1829 Longitude : -73.8527 ‹ previous : 450-236 next › : 450-240 Telephone Number List 450-237-0000 ~ 450-237-9999