Towns & cities
Pontchâteau
Commune in Loire-Atlantique, France
Wikipedia names Pontchâteau as where 1 film or series was filmed; its page links to the sentence that says so. Wikidata records no shoot here yet.

Filmed here, per Wikipedia
Wikipedia says these were filmed in Pontchâteau. Each title’s page links to the sentence that says so.
Filming locations nearby
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Landscapes & nature
Saint-Nazaire submarine base
France · 20 km south-west
Maritime museum
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Towns & cities
Saint-Nazaire
France · 20 km south-west
Commune in Loire-Atlantique, France
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Towns & cities Saint-Marc-sur-Mer
France · 26 km south-west
Seaside resort in Saint-Nazaire, France
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Towns & cities La Baule-Escoublac
France · 28 km south-west
Commune in Loire-Atlantique, France
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Towns & cities Pornic
France · 36 km south
Commune in Loire-Atlantique, France
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Towns & cities
Couëron
France · 37 km south-east
Commune in Loire-Atlantique, France