Drilbur locations — where to catch

In Lumiose City (Legends: Z-A)

• Wild Zone 14 — Walk
• Wild Zone 8 — Walk

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

• Canyon Biome — Walk

Other games (3)

• Sword / Shield (Gen 8): Bridge Field, Dusty Bowl, Galar Mine, Giant's Cap, Giant's Mirror, Hammerlocke Hills, Rolling Fields, Stony Wilderness
• Black 2 / White 2 (Gen 5): Chargestone Cave, Guidance Chamber, Mistralton Cave, Relic Passage
• Black / White (Gen 5): Chargestone Cave, Guidance Chamber, Mistralton Cave, Twist Mountain, Wellspring Cave

Drilbur — full Pokédex entry