Validate and standardise Finland addresses in real time. Get a matched address, geocoordinates, confidence score, and Postinumero data via a single API call.
Finnish addresses include street name + house number + optional apartment letter/number, then 5-digit postal code and city. Bilingual signs appear in Finnish and Swedish in coastal areas. Helsinki city centre uses 00100–00990.
Mannerheimintie 1, 00100 Helsinkicurl -X POST https://agent.apitier.com/v1/enrich \
-H "Content-Type: application/json" \
-H "x-api-key: YOUR_API_KEY" \
-d '{"address": "Mannerheimintie 1, 00100 Helsinki"}'The APITier Address Agent API handles address validation across 120+ countries. Free trial — 20 requests, no credit card required.