- 三门峡 sānménxiá SanmenxiaA prefecture-level city in Henan province; also refers to a famous gorge on the Yellow River and the associated dam project.
- 三门峡市 sānménxiáshì SanmenxiaSanmenxia, a prefecture-level city in Henan Province
- 三门县 sānménxiàn Sanmen countySanmen county in Taizhou, Zhejiang Province
- 浙江三门县 zhèjiāngsānménxiàn Sanmen CountySanmen County in Zhejiang province
