Côn Lôn is a mountainous commune in Tuyên Quang province, Vietnam.
History The area of present-day Côn Lôn Commune was formerly located in Na Hang district, Tuyên Quang province.
On 16 June 2025, the National Assembly of Vietnam adopted Resolution No. 203/2025/QH15 amending and supplementing several articles of the Constitution of the Socialist Republic of Vietnam. Under the resolution, district-level administrative units nationwide ceased to operate from 1 July 2025.
On the same date, the Standing Committee of the National Assembly of Vietnam issued Resolution No. 1684/NQ-UBTVQH15 on the arrangement of commune-level administrative units in Tuyên Quang province in 2025. Under the resolution, the entire area and population of Sinh Long and Côn Lôn communes were merged to form a new commune named Côn Lôn.
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