Grey Postal Codes: L9Y to N4N | Ontario
Postal Codes for Grey range from L9Y to N4N in Ontario, Canada. To find exact Postal Codes and postcodes within Grey, choose from the districts below.
Postal Codes for Places in Grey
Showing 35 places in Grey. Last verified with official records on May 2, 2026.
| Annan | |
| Ayton | |
| Badjeros | |
| Berkeley | |
| Blue Mountains | |
| Bognor | |
| Chatsworth | |
| Clarksburg | |
| Desboro | |
| Dundalk | |
| Durham | |
| Feversham | |
| Flesherton | |
| Georgian Bluffs | |
| Hanover | |
| Heathcote | |
| Holland Centre | |
| Holstein | |
| Kemble | |
| Kimberley | |
| Leith | |
| Markdale | |
| Maxwell | |
| Meaford | |
| Mount Forest | |
| Neustadt | |
| Neyaashiinigmiing | |
| Owen Sound | |
| Priceville | |
| Proton Station | |
| Ravenna | |
| Shallow Lake | |
| Thornbury | |
| Walters Falls | |
| Williamsford |
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Sample Address Format for Grey
[Sender Street Address]
[City, ZIP]
[Country]
Street Address / PO Box
Grey, Ontario, N0H
CANADA
Grey on the Map
The map above highlights the geographic boundaries of the Grey districts in Canada.
Grey Quick Facts
| Country | Canada (CA) |
|---|---|
| Administrative Path | Canada β Ontario |
| Postal Code | L9Y~N4N |
| Province | Ontario |
| ISO Codes | CA / CAN / 124 |
| Top-level domain (ccTLD) | .ca |
| Coordinates | 44.491187, -80.70443 |
| Places | 35 |
What to Know About Grey
Key Facts
Grey County is a county located in the southern part of Ontario, Canada, situated on the southern shore of Georgian Bay. Positioned within the broader geographical region of Southern Ontario, Grey County occupies a strategic location between Lake Huron to the west and the more densely populated areas of the Greater Toronto Area to the east. The county covers approximately 4,513 square kilometers of diverse landscape that includes the scenic Niagara Escarpment, fertile agricultural lands, and extensive shoreline along Georgian Bay. With a population of around 95,000 residents, Grey County serves as an important administrative and economic hub for the region. The county is divided into nine lower-tier municipalities, including the towns of Owen Sound, Hanover, and municipalities such as Georgian Bluffs, Meaford, and The Blue Mountains. These municipalities collectively manage local governance while the county government oversees broader regional services and infrastructure. As a significant administrative division within Ontario's municipal structure, Grey County provides essential services to its residents and visitors while maintaining detailed geographical records, including comprehensive postal code information for all its constituent municipalities and communities.
Neighboring Regions
- Bruce County
- Dufferin County
- Simcoe County
- Wellington County
Other Districts
- Algoma
- Brant
- Bruce
- Chatham-Kent
- Cochrane
- Dufferin
- Durham
- Elgin
- Essex
- Frontenac
- Greater Sudbury
- Haldimand-Norfolk
- Haliburton
- Halton
- Hamilton
- Hastings
- Huron
- Kawartha Lakes
- Kenora
- Lambton
- Lanark
- Leeds and Grenville
- Lennox and Addington
- Manitoulin
- Middlesex
- Muskoka
- Niagara
- Nipissing
- Northumberland
- Ottawa
- Oxford
- Parry Sound
- Peel
- Perth
- Peterborough
- Prescott and Russell
- Prince Edward
- Rainy River
- Renfrew
- Simcoe
- Stormont, Dundas and Glengarry
- Sudbury
- Thunder Bay
- Timiskaming
- Toronto
- Waterloo
- Wellington
- York