| Postal Code | N1A 1S3 |
| City | Dunnville |
| Province | Ontario (ON) |
| Coordinates | 42.9079000, -79.6262000 |
| Population | 31 |
| FSA (Forward Sortation Area) | N1A |
| LDU (Local Delivery Unit) | 1S3 |
| Country | Canada |
Postal code N1A 1S3 covers the community of Dunnville in Ontario, Canada.
Dunnville has a reported population of 31. That's below the Ontario average of about 47 people per postal code.
Other postal code codes in Ontario serve areas such as Kleinburg, Schomberg.
The postal code for Dunnville, Ontario is N1A 1S3.
N1A 1S3 is located in Ontario, Canada.
The population of N1A 1S3 (Dunnville) is approximately 31 people.
N1A 1S3 is less populated than the typical Ontario postal code, which averages around 47 people.
Postal code codes near N1A 1S3 include L0J 0A1, L0J 1C0, L0G 0A1.