Lom Municipality (Bulgarian: Община Лом) is a frontier municipality (obshtina) in Montana Province, Northwestern Bulgaria, located along the right bank of Danube river in the Danubian Plain. It is named after its administrative centre — the town of Lom which is one of the important Bulgarian river ports. The area borders on Romania beyond the Danube to the north. The municipality embraces a territory of 323.89 km² with a population of 27,294 inhabitants, as of February 2011.