Where to catch, #0109
Koffing in FireRed and LeafGreen: 2 places, levels 28 to 40
FireRed: 5 encounters
| Area | Method | Levels | Chance | Condition |
|---|---|---|---|---|
| Celadon City | Surfing | 30 to 40 | 1% | Any |
| Pokemon Mansion (1F) | Walking in tall grass or a cave | 28 to 30 | 30% | Any |
| Pokemon Mansion (2F) | Walking in tall grass or a cave | 28 to 30 | 30% | Any |
| Pokemon Mansion (3F) | Walking in tall grass or a cave | 28 to 30 | 30% | Any |
| Pokemon Mansion (B1F) | Walking in tall grass or a cave | 28 to 30 | 30% | Any |
LeafGreen: 5 encounters
| Area | Method | Levels | Chance | Condition |
|---|---|---|---|---|
| Celadon City | Surfing | 30 to 40 | 1% | Any |
| Pokemon Mansion (1F) | Walking in tall grass or a cave | 28 | 5% | Any |
| Pokemon Mansion (2F) | Walking in tall grass or a cave | 28 | 5% | Any |
| Pokemon Mansion (3F) | Walking in tall grass or a cave | 28 | 5% | Any |
| Pokemon Mansion (B1F) | Walking in tall grass or a cave | 28 | 5% | Any |
Places
Celadon City and Pokémon Mansion
Other games
Also found in 12 other games
Red and Green (Japan)Red and BlueGold and SilverCrystalRuby and SapphireEmeraldPlatinumHeartGold and SoulSilverBlack 2 and White 2Omega Ruby and Alpha SapphireLet's Go, Pikachu and EeveeSword and Shield