Area Code 416-203 located in TORONTO, , ON, more detail is as below. Place NPA (Numbering Plan Area) : 416 NXX (Local Number Prefix) : 203 City : TORONTO State : ON (Ontario) NXX Use Type : Landline NXX Intro Version : 1994-02-04 LATA (Local Access Transport Area) : 851 ZIP Code Count : 0 ZIP Code Frequency : 1 ZIP Code : M5J 2B5 Other Information NPANXX : 416203 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Coverage Area Name : TORONTO Latitude : 43.6525 Longitude : -79.3839 ‹ previous : 416-203 next › : 416-203 Telephone Number List 416-203-0000 ~ 416-203-9999