Ontario Postal Codes
Ontario, Canada · 530 postal codes · 351 places
Regions
Search by Map
Interactive map of postal codes in Ontario. Just click on the location you desire for a postal code/address for your mails destination.
How to find a Postal Code in Ontario
Not having the right postal code for your postal mail would mean your letters will not reach their destination. Click the location on the map to find your needed postal code or choose the place in the links above for a list of the postal codes available in Ontario.
Ontario is one of the 13 regions of Canada covered here, with 530 postal codes across 351 places in our database. For example, Mississauga is recorded with the postal code L4T. Every place name in the Regions list above links to its own full postal-code page.
Ontario Postal Code Information
About Ontario Postal Codes
Ontario is a region of Canada. Our dataset contains 530 postal codes across 351 places, using alphanumeric codes in the national Canada format. By postal-code volume, the largest places here are Mississauga, Hamilton, Scarborough, Downtown Toronto, North York. Use the lookup tool or the map above to find the exact code for any address in Ontario.
For example, Mississauga is recorded with the postal code L4T. Every place name in the Regions list above links to its own full postal-code page.
How to Use
1. Choose a place from the Regions list above — for instance Mississauga
2. Click the location on the map for a postal code
3. Or use the search box at the top of the page
4. View the exact delivery area on the map
Frequently Asked Questions about Ontario Postal Codes
How do I find a postal code in Ontario?
Choose a place from the Regions list above, or click any location on the interactive map to get the postal code and full address for that point.
How many postal codes are there in Ontario?
Our database contains 530 postal codes across 351 places in Ontario, in the standard alphanumeric format used across Canada.
Can I search postal codes in Ontario by address?
Yes — use the search box at the top of the page or click any location on the interactive map to reverse-lookup the postal code and full address.
