**To list your available clusters** The following ``list-clusters`` example lists all of the available clusters. :: aws ecs list-clusters Output:: { "clusterArns": [ "arn:aws:ecs:us-west-2:123456789012:cluster/MyECSCluster1", "arn:aws:ecs:us-west-2:123456789012:cluster/AnotherECSCluster" ] } For more information, see `Amazon ECS Clusters <https://docs.aws.amazon.com/AmazonECS/latest/developerguide/ECS_clusters.html>`_ in the *Amazon ECS Developer Guide*.