Ontario postal codes
Updated 2026-11-09527 codes528 placesFirst 3 characters (FSA)
Popular places
All →Milton 2Barrie 2York (Runnymede / The Junction North) 1York (Fairbank / Oakwood) 1York (Del Ray / Keelsdale / Mount Dennis / Silverthorne) 1York (Cedarvale) 1Woodstock South 1Woodstock North 1Woodstock Central 1Woodbridge South 1Woodbridge North 1Windsor South Central (West Walkerville / Remington Park) 1Windsor South (East Malden) 1Windsor East (East Walkerville) 1Windsor (West Forest Glade / East Fontainbleu) 1Windsor (University / South Cameron) 1Windsor (South Walkerville / West Fontainbleu / Walker Farm / Devonshire) 1Windsor (Sandwich / Ojibway / West Malden) 1Windsor (Roseland) 1Windsor (Riverside) 1Windsor (East Riverside) 1Windsor (East Forest Glade) 1Windsor (City Centre / NW Walkerville) 1Willowdale West 1
Format
Format
First 3 characters (FSA)
Example
M5V
Codes
527
Places
528
Ad slot · 300×250
FAQ
How many codes does Ontario have?
527 unique codes.
Updated 2026-11-09. Attribution in Data & license.