Area Code 905-404 located in WHITBY, , ON, more detail is as below. Place NPA (Numbering Plan Area) : 905 NXX (Local Number Prefix) : 404 City : WHITBY 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 : L1R 1Z1 Other Information NPANXX : 905404 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Coverage Area Name : OSHAWA Latitude : 43.9007 Longitude : -78.8684 ‹ previous : 905-404 next › : 905-404 Telephone Number List 905-404-0000 ~ 905-404-9999