Finland postal codes starting with 18
8 postal codes in Finland start with 18. The international calling code for Finland is +358.
Postal codes
Showing 8 of 8
| Postal code | Place | Region |
|---|---|---|
| 18100 | Heinola | Päijänne Tavastia |
| 18101 | Heinola | Päijänne Tavastia |
| 18120 | Heinola | Päijänne Tavastia |
| 18130 | Heinola | Päijänne Tavastia |
| 18150 | Heinola | Päijänne Tavastia |
| 18200 | Heinola | Päijänne Tavastia |
| 18300 | Heinola Kk | Päijänne Tavastia |
| 18600 | Myllyoja | Päijänne Tavastia |
Source: GeoNames postal code data (CC BY). See data sources.
Frequently asked questions
How many postal codes does Finland have?
Our list has 3,576 postal codes for Finland. The official number can differ because postal services update their codes over time.
How do I find a postal code by place name?
Type the place name in the search box above the table, or use the letter buttons to jump to the first letter.