There are many places named after fleas around the world.
View Flea Places in a larger map
In the USA, fleas are popular for placenames.
Fleaville, Shasta County (which unfortunately no longer exists)
Flea Creek, Montana
Flea Hill, Delaware
Flea Hop, Elmore County, Alabama
In the south there are places also named after the Spanish word for fleas, "Las Pulgas", and a good few flea places in Spain too.
Las Pulgas Canyon and Las Pulgas Road in Camp Pendleton
"Rancheria de las Pulgas", San Diego
If we look at the French name for flea, Puce there are a few places, firstly in Canada and also in France.
Pucé, 69670 Vaugneray, France
Down in New Zealand, the fleas get a nautical theme, not to be mistaken for the popular internet auction site.
Flea Bay, New Zealand