Where to find Tentacool in FireRed & LeafGreen

• Cerulean City — Surf
• Cinnabar Island — Surf
• Pallet Town — Surf
• Route 10 — Surf
• Route 11 — Surf
• Route 12 — Surf
• Route 13 — Surf
• Route 24 — Surf
• Route 4 — Surf
• S.S. Anne — Surf
• Sea Route 19 — Surf
• Sea Route 20 — Surf
• Sea Route 21 — Surf
• Vermilion City — Surf

Tentacool in every game · Kanto interactive map

By game: Pokémon FireRed map · Pokémon LeafGreen map