Currently for Finland, ISO 3166-2 codes are defined for 19 regions (under six Regional State Administrative Agencies plus Åland).
Each code consists of two parts, separated by a hyphen. The first part is FI, the ISO 3166-1 alpha-2 code of Finland. The second part is two digits.
Åland (Finnish: Ahvenanmaan maakunta; Swedish: Landskapet Åland), an autonomous region of Finland (also a former province), is also officially assigned its own country code in ISO 3166-1, with alpha-2 code AX.
Current codes
Subdivision names are listed as in the ISO 3166-2 standard published by the ISO 3166 Maintenance Agency (ISO 3166/MA).[1]