Route 20

From the rest station, there are three more Trainers, two of which are located very close to each other, before arriving at Cinnabar. There are also two more Trainers along Route 20, one near the western shore of the Seafoam Islands and another just south of the Seafoam entrance on Route 20 in the water.

Pokemon:

• Tentacool
• Magikarp
• Poliwag
• Goldeen
• Shellder
• Horsea
• Staryu