# ISO Country Codes
source: https://developer.mastercard.com/cross-border-services/documentation/additional-resources/common-iso-country/index.md

For a list of supported 3-character ISO 3166-1 alpha-3 country codes, see
[ISO 3166 Country Codes.pdf](https://static.developer.mastercard.com/content/cross-border-services/uploads/ISO%203166%20Country%20Codes.pdf) (134KB)