Where to Find and Catch Baltoy
From Pokemon Go Wiki
Baltoy are found and captured in Nest and Habitat locations.
Nests
Baltoy Nests are locations that consistently spawn Baltoy.
Habitats
Baltoy Habitats are spawn locations where Baltoy is likely to be encountered, but not guaranteed the way a Nest is.
Additional Tips and Information
Best Nests
If you know a really good nest or any of the nests above is really good, list them here: