# Preferred Regions ## Set Preferred Regions for Tenant - [POST /v2/preferred-regions](https://develop-api.esper.io/openapi/preferred-regions/paths/~1v2~1preferred-regions/post.md): API to set the preferred country/region list for a tenant. This overwrites any existing value (upsert). Country codes must be valid ISO 3166-1 alpha-2 codes (2-character uppercase). ## Get Preferred Regions for Tenant - [GET /v2/preferred-regions](https://develop-api.esper.io/openapi/preferred-regions/paths/~1v2~1preferred-regions/get.md): API to get the preferred country/region list for a tenant. Returns an empty countries array if no regions have been set.