| Postal Code | N1A 1Y3 |
| City | Dunnville |
| Province | Ontario (ON) |
| Coordinates | 42.8589000, -79.5842000 |
| Population | 31 |
| FSA (Forward Sortation Area) | N1A |
| LDU (Local Delivery Unit) | 1Y3 |
| Country | Canada |
Postal code N1A 1Y3 covers the community of Dunnville in Ontario, Canada.
Census data puts the population of this postal code at 31 residents. That's below the Ontario average of about 47 people per postal code.
Nearby communities in Ontario include Kleinburg, Schomberg.
The postal code for Dunnville, Ontario is N1A 1Y3.
N1A 1Y3 is located in Ontario, Canada.
The population of N1A 1Y3 (Dunnville) is approximately 31 people.
N1A 1Y3 is less populated than the typical Ontario postal code, which averages around 47 people.
Postal code codes near N1A 1Y3 include L0J 0A1, L0J 1C0, L0G 0A1.