Alfornada Cavern, Area Zero, Asado Desert, Dalizapa Passage, East Province (Area Three), North Province (Area Three), North Province (Area Two), South Province (Area Six), South Province (Area Two) — 9 locations on the interactive map.
Coastal Biome, Torchlit Labyrinth — 2 locations on the interactive map.
Diglett's Cave, Route 11 — 2 locations on the interactive map.
Diglett's Cave — 1 location on the interactive map.
Diglett → Dugtrio (Level 26)