Towns & cities
Yeosu
City in South Korea
Wikipedia names Yeosu as where 3 films and series were filmed; each title’s page links to the sentence that says so. Wikidata records no shoot here yet. Newspapers, film offices and archives name more, listed below.

Filmed here, per Wikipedia
Wikipedia says these were filmed in Yeosu. Each title’s page links to the sentence that says so.
From published sources
Newspapers, film offices, archives and city filming permits say these were filmed at Yeosu. Each source is linked.
Filming locations nearby
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Towns & cities
Sijeon-dong
South Korea · 2 km south-east
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Towns & cities
Munsu-dong
South Korea · 3 km east
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Towns & cities
Dundeok-dong
South Korea · 4 km north-east
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Landscapes & nature
Gubongsan
South Korea · 5 km south-east
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Towns & cities
Jungang-dong
South Korea · 7 km south-east
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Landmarks & buildings Yeosu Police Station
South Korea · 7 km east