Bulgaria
- Lom, city
- Lom, river
- Rusenski Lom, river that is divided into:
- Beli Lom (Bulgarian: Lom white)
- Cherni Lom (Bulgarian: Lom black)
Norway
Czech Republic
- Lom, city of the district of Most, in the region of Ústí nad Labem
- Lom, municipality of the district of Tábor, in Southern Bohemia
- Lom, municipality of the district of Strakonice, in Southern Bohemia
- Lom u Tachova, municipality of the district of Tachov, in the region of Plzeň