| Postal Code | N7S 4M5 |
| City | Sarnia |
| Province | Ontario (ON) |
| Coordinates | 42.9797000, -82.3736000 |
| Population | 28 |
| FSA (Forward Sortation Area) | N7S |
| LDU (Local Delivery Unit) | 4M5 |
| Country | Canada |
N7S 4M5 is a sparsely populated postal code covering Sarnia in Ontario, Canada.
Sarnia has a reported population of 28. That's below the Ontario average of about 47 people per postal code.
Nearby communities in Ontario include Kleinburg, Schomberg.
The postal code for Sarnia, Ontario is N7S 4M5.
N7S 4M5 is located in Ontario, Canada.
The population of N7S 4M5 (Sarnia) is approximately 28 people.
N7S 4M5 is less populated than the typical Ontario postal code, which averages around 47 people.
Postal code codes near N7S 4M5 include L0J 0A1, L0J 1C0, L0G 0A1.