1. ISO 3166-1
alpha-2 code for the Republic of Colombia. This is the code used in international
transactions to and from Colombian
bank accounts.
2. ISO 3166-2 geocode for Colombia. This is used as an international standard for shipping to Colombia. Each Colombian department and the capital district have their own codes with the prefix "CO." For example, the code for the Department of Bolivar is ISO 3166-2:CO-BOL.