If you would like to see also installed zones (non-running):
zoneadm list -iv
Example: #zoneadm list -v ID NAME STATUS PATH 0 global running / 9 zone2 running /zones/zone2 #zoneadm list -vi ID NAME STATUS PATH 0 global running / 9 zone2 running /zones/zone2 - zone1 installed /zones/zone1 #