Where to catch Rotom

In Paldea (Scarlet & Violet)

• East Province (Area Two) — Walk
• West Province (Area Two) — Walk

In Blueberry Academy (Scarlet & Violet – The Indigo Disk)

• Canyon Biome — Walk
• Chargestone Cavern — Walk
• Coastal Biome — Walk
• Polar Biome — Walk
• Savanna Biome — Walk
• Torchlit Labyrinth — Walk

Rotom — full Pokédex entry