VerifiedEuropeReviewed 2026-08-08

Finland

Finland's country identifiers include the two-letter ISO code FI, the three-letter ISO code FIN, and the international dialing prefix +358, used when placing calls to Finnish phone numbers. Finland's country-code top-level domain (ccTLD) is .fi, which businesses and individuals register for websites and email tied to the country. The official currency is the euro (EUR), which Finland adopted in 1999. These codes function together across international systems: ISO codes identify Finland in global databases, +358 routes telecommunication traffic, and EUR denotes transactions in banking, invoicing, and cross-border commerce. Understanding these identifiers is essential for businesses, travelers, and developers managing calls, domains, or financial operations involving Finland.

VerifiedReviewed 2026-08-08
Calling code
+358
ISO alpha-2
FI
ISO alpha-3
FIN
ISO numeric
246
ccTLD
.fi
Currency
EUREuro (EUR)
Region
Europe
Capital
Helsinki
Time zones
Europe/Helsinki
Postal format
5-Digits - NNNNN

How to call Finland

From outside Finland, dial your international access prefix, then +358, then the national number. Drop the leading trunk zero when the destination numbering plan requires it.

+358 [area or mobile code] [local number]

Read the international dialing guide