Look up a Postal Code
| District / County name | Postal code | More |
|---|---|---|
| Markham | L3R 4C1 | Markham District, Unionville City, Ontario Province, Canada L3R 4C1 |
| Unionville | L3R 2G7 | Unionville District, Unionville City, Ontario Province, Canada L3R 2G7 |
District / County name
Postal code
Markham
L3R 4C1
Markham District, Unionville City, Ontario Province, Canada L3R 4C1
Unionville
L3R 2G7
Unionville District, Unionville City, Ontario Province, Canada L3R 2G7