Where to Find and Catch Togepi
From Pokemon Go Wiki
Togepi are found and captured in Nest and Habitat locations.
Nests
Togepi Nests are locations that consistently spawn Togepi.
Habitats
Togepi Habitats are spawn locations where Togepi 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: