Place
- New York, U.S.A.1
- Nice, Alpes-Maritimes1
- Nicolaieff, the Ukraine1
- Niedenstein, Cassel1
- Nienburg, Hanover1
- Nienkalen, Mecklenburg-Schwerin1
- Nissa, Serbia1
- Norman Cross, Huntingdonshire1
- Nova Scotia, North America1
- Nova West, Potsdam1
- Obaix, Hainault1
- Ochakoff, on the Black Sea, Ukraine1
- Oldenburg, Saxony1
- Orel, Russia1
- Orfeva, on the Danube, Europe1
- Orsova, on the Danube, Romania1
- Ortelsburg, Prussia1
- Ostend, Flanders1
- Oswego, on Lake Ontario1
- Oudenarde, East Flanders1