Playa Blanca City has five big districts. Corralejo City probably does, but the names of its districts are unknown.
Corralejo City is on another island, separated from Playa Blanca City by the bocayna, a big piece of ocean in between Playa Blanca and Corralejo. Which continent it's part of is unknown. If there are other islands close by in the Jsmboinick universe is also unknown.