Currently for Costa Rica, ISO 3166-2 codes are defined for 7 provinces.
Each code consists of two parts, separated by a hyphen. The first part is CR, the ISO 3166-1 alpha-2 code of Costa Rica. The second part is one or two letters.
Current codes
Subdivision names are listed as in the ISO 3166-2 standard published by the ISO 3166 Maintenance Agency (ISO 3166/MA).