· Ogbomosho, Nigeria
· Oklahoma City, Oklahoma
· Olathe, Kansas
· Olympia, Washington
· Omaha, Nebraska
· Omsk, Russia
· Oran, Algeria
· Orlando, Florida
· Oslo, Norway
· Ostrava, Czech Republic
· Ottawa, Canada
· Ouagadougou, Burkina Faso
· Overland Park, Kansas
· Owensboro, Kentucky
Ottawa is the capital city of Canada.
Oman is a country. It begins with the letter O.
Oman
Canada, whose capital is Ottawa.· Ottawa is the capital city in Canada
Oman is a country that starts with the letter O. (In fact, it's the ONLY country beginning with the letter O.)
Oman
Country.
Norway and the capital is Oslo
Oakland is a city in California. It begins with the letter O.
None start with "O". Oslo is the capital of the Scandinavian country Norway.
venezuela-country vienna-city Valencia-city
Oslo.