Area Code 519-833 located in GUELPH, , ON, more detail is as below. Place NPA (Numbering Plan Area) : 519 NXX (Local Number Prefix) : 833 City : GUELPH 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 : N1H 6H7 Other Information NPANXX : 519833 County Population : 42288 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Coverage Area Name : ERIN Latitude : 43.7688 Longitude : -80.0656 ‹ previous : 519-833 next › : 519-833 Telephone Number List 519-833-0000 ~ 519-833-9999