Vĩnh Linh is a rural district of Quảng Trị province in the North Central Coast region of Vietnam. A coastal district, it is bordered to the east by the East Sea, to the south by Gio Linh district, to the southwest by Hướng Hóa district, and to the north by Quảng Bình province.

Quảng Trị is a coastal province near the southernmost part of the North Central Coast region, the Central of Vietnam, north of the former imperial capital of Huế. It borders Quảng Bình to the north, Thừa Thiên Huế to the south, Savannakhet of Laos to the west and the East Sea to the east, with 75 kilometres (47 mi) of coast.