All 1M Cities Starting with “O” to Country

For every 1M city starting with O, name the country where each city is located.
citypopulation.de
Answer must correspond to yellow box
Quiz by Jato3
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Last updated: February 19, 2020
First submittedFebruary 19, 2020
Times taken74
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City
Country
Odessa
Ukraine
Okayama
Japan
Oklahoma City
United States
Omsk
Russia
Onitsha
Nigeria
Oran
Algeria
Orlando
United States
Osaka
Japan
Oslo
Norway
Ottawa
Canada
Ouagadougou
Burkina Faso
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