🇫🇮 Finland · North Ostrobothnia Region
Oulu postal codes
Oulu, North Ostrobothnia Region, has 36 postal codes, from 90100 to 90800. Which one applies depends on the street address.
- Postal Codes
- 36
- Population
- 216,066
- Region
- North Ostrobothnia Region
- Coordinates
- 65.0124, 25.4682
All Oulu postal codes
901009010190120901309014090150902209023090240902509031090400904019041090420905009050190510905209053090540905509056090570905719058090590906009060190620906309065090651906609067090800
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Data: GeoNames (CC BY 4.0) and zipcodestack.
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Frequently asked questions
What is the postal code of Oulu?
Oulu has 36 postal codes in North Ostrobothnia Region. The right code depends on the street address; the list on this page shows all of them, starting with 90100.
How many postal codes does Oulu have?
Our data lists 36 postal codes for Oulu, Finland.
How do I find the exact postal code for an address in Oulu?
Use the official postal service lookup or a geocoding API with the full street address. For software, the zipcodestack API returns city, region and coordinates for any postal code and can search codes by city or by radius.
Postal code API
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GET https://api.zipcodestack.com/v1/code/city?city=Oulu&country=fi
{
"query": { "city": "Oulu", "country": "fi" },
"results": ["90100", "…"]
}Free postal code tools
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