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Obock (Town) |
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Obok (Town) |
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Oceania (Continent) |
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Odemira (Town) |
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Oder Bight (Bight) |
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Oder Lagoon (Bay) |
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Oderbank (Sandbank) |
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Oderbucht (Bight) |
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Oderhaff (Bay) |
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Oeresund (Sound) |
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Off Banjul (General Sea Area) |
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Off Bathurst (General Sea Area) |
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Okhamandal (Peninsula) |
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Okinawa (Island) |
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Okinawa (Prefecture) |
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Old Providence Island (Island) |
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Old Uager (Pit) |
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Olifants River (River) |
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Oman (Nation) |
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Oos Londen (City) |
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Oost Dyck (Sandbank) |
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Oostende (Arrondissement) |
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Oosterland (Town) |
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Oosterschelde (Inlet) |
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Oosthinder (Shoal) |
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Oostkapelle (Village) |
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Oostkustbanken (Sandbank System) |
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Oran (City) |
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Orange (Stream) |
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Orange River (Stream) |
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Oranje (Stream) |
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Oranjerivier (Stream) |
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Ore Sund (Sound) |
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Oregon (State) |
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Øresund (Sound) |
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Orfanos Gulf (Gulf) |
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Orfordness (Cape) |
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Orkney Isles (Archipelago) |
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Oslo (County) |
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Oslofjorden (Fjord) |
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Ostend (Arrondissement) |
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Otranto (Coast) |
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Ouakam (Town) |
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Ouessant-Molene Archipelago (Archipelago) |
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Overlapping claim Falkland / Malvinas Islands: United Kingdom / Argentina (Overlapping claim) |
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Overlapping claim South Georgia and the South Sandwich Islands: United Kingdom / Argentina (Overlapping claim) |
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Overlapping claim Ukraine: Ukraine / Russia (Overlapping claim) |
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Overlapping claim Western Sahara: Western Sahara / Morocco (Overlapping claim) |
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Overloop van Valkenisse (Bar) |
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Oyano (Island) |
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Ōyano Sima (Island) |
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Ōyano-jima (Island) |
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Ōyano-shima (Island) |
