Population
|
Country
|
City
|
17,175,000
|
Japan
|
Osaka
|
2,193,000
|
Burkina Faso
|
Ouagadougou
|
1,931,000
|
United States
|
Orlando
|
1,148,000
|
Russia
|
Omsk
|
1,010,000
|
Ukraine
|
Odessa
|
948,000
|
Canada
|
Ottawa
|
908,000
|
Nigeria
|
Onitsha
|
901,000
|
United States
|
Oklahoma City
|
899,000
|
Norway
|
Oslo
|
775,000
|
Japan
|
Otsu
|
|
Population
|
Country
|
City
|
732,000
|
United States
|
Omaha
|
650,000
|
Japan
|
Okayama
|
556,000
|
United States
|
Ogden
|
540,000
|
Russia
|
Orenburg
|
500,000
|
Nigeria
|
Oyo
|
480,000
|
Czech Republic
|
Ostrava
|
410,000
|
Japan
|
Oita
|
369,000
|
United States
|
Oxnard
|
180,000
|
United States
|
Olympia
|
161,000
|
United States
|
Ocala
|
|