Area Code 289-239 located in ANCASTER, , ON, more detail is as below. Place NPA (Numbering Plan Area) : 289 NXX (Local Number Prefix) : 239 City : ANCASTER 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 : 289239 County Population : 22956 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Coverage Area Name : ANCASTER Latitude : 43.2266 Longitude : -79.9771 ‹ previous : 289-238 next › : 289-241 Telephone Number List 289-239-0000 ~ 289-239-9999