Area Code 289-836 located in PORT COLBORNE, , ON, more detail is as below. Place NPA (Numbering Plan Area) : 289 NXX (Local Number Prefix) : 836 City : PORT COLBORNE State : ON (Ontario) NXX Use Type : Landline NXX Intro Version : 2006-06-01 LATA (Local Access Transport Area) : 851 ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. Other Information NPANXX : 289836 County Population : 18479 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Coverage Area Name : PORT COLBORNE Latitude : 42.8917 Longitude : -79.2607 ‹ previous : 289-833 next › : 289-868 Telephone Number List 289-836-0000 ~ 289-836-9999