Expressway 12 may refer to the following roads in South Korea:
- Muan–Gwangju Expressway : Muan County, South Jeolla ~ Gwangsan District, Gwangju
- Gwangju–Daegu Expressway : Buk District, Gwangju ~ Dalseong County, Daegu
This article includes a list of roads, streets, highways, or other routes that are associated with the same title.
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