Area Code 519-237 located in AILSA CRAIG, , ON, more detail is as below. Place NPA (Numbering Plan Area) : 519 NXX (Local Number Prefix) : 237 City : AILSA CRAIG 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 : 2 ZIP Code : N0M 1A0 Other Information NPANXX : 519237 County Population : 64473 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Coverage Area Name : DASHWOOD Latitude : 43.3519 Longitude : -81.6362 ‹ previous : 519-237 next › : 519-237 Telephone Number List 519-237-0000 ~ 519-237-9999