Al-Hosn is a city in northwestern Syria, administratively part of the Homs Governorate. It is located west of Homs and north of the border with Lebanon. Nearby localities include al-Huwash to the east, Anaz to the southeast, Aridah to the south, al-Zarah to the southwest, Zweitina to the west, al-Nasirah and Marmarita to the northwest, Muqlus to the north, and Mazinah to the northeast.