This area has no real clusters. The facilities are more like a string of pearls dangling from the Space Coast through the keys. The organizations are listed North to South. The list is scrollable.
Dog On It (DOI) offers training classes for all levels, from puppy classes to international handling, at the Club's training field near Apopka. The entire site is fully fenced and the rings are lighted. Water and wading pools are available to cool off the dogs, and there is shade near the rings to park under if you like to work out of your car.