-
4345.
Onda (Valencian Community)
Geographic names
Plana Baixa (Valencian Community)
-
4346.
Ondarroa (Basque Country)
Geographic names
Vizcaya (Basque Country)
-
4347.
Onitsha (Nigeria)
Geographic names
-
4348.
Ontaneda (Cantabria)
Geographic names
Valles Pasiegos (Cantabria)
-
4349.
Ontario
Geographic names
Canada
-
4350.
Ontario (North America : Lake)
Geographic names
Grans Llacs (Amèrica del Nord)
-
4351.
Ontinyent (Valencian Community)
Geographic names
Vall d'Albaida (Valencian Community)
-
4352.
Oppenheim (Germany)
Geographic names
Rhineland-Palatinate (Germany)
-
4353.
Or, Cova de l' (Valencian Community)
Geographic names
Alicante (Valencian Community : Province)
-
4354.
Orà (Algèria)
Geographic names
-
4355.
Oradea (Romania)
Geographic names
Romania
-
4356.
Orasac (Sèrbia)
Geographic names
-
4357.
Orce (Andalusia)
Geographic names
Granada (Andalusia : Province)
-
4358.
Orchomenus (Ancient city)
Geographic names
-
4359.
Ordal (Catalunya : Serra)
Geographic names
Garraf Mountains (Catalonia)
-
4360.
Ordesa (Aragó : Vall)
Geographic names
Aragon Pyrenees (Aragon)
-
4361.
Ordino (Andorra : Parròquia)
Geographic names
Andorra
-
4362.
Ordona (Italy)
Geographic names
-
4363.
Oregon
Geographic names
United States
-
4364.
Orense (Galicia : Province)
Geographic names
Galicia
-
4365.
Orense (Galicia)
Geographic names
Orense (Galicia : Province)
-
4366.
Oreto Site (Granátula de Calatrava, Castilla-La Mancha)
Geographic names
-
4367.
Organyà (Catalonia)
Geographic names
Alt Urgell (Catalonia)
-
4368.
Orient
Geographic names
Asia
Last updated dated: 19/07/2025