Cities Starting with O

Cities around the world with population greater than 50,000 starting with the letter O.

180 cities

City
Population ↓
Country
Osaka2,592,413Japan
Ordos1,940,653China
Omdurman1,200,000Sudan
Omsk1,129,281Russia
Ouagadougou1,086,505Burkina Faso
Odessa1,001,558Ukraine
Ottawa812,129Canada
Oyo736,072Nigeria
Osasco677,856Brazil
Oran645,984Algeria
Okayama639,652Japan
Oklahoma City631,346United States
Oslo580,000Norway
Orumiyeh577,307Iran
Onitsha561,066Nigeria
Orenburg550,204Russia
Okene479,178Nigeria
Oita448,907Japan
Omaha443,885United States
Oakland419,267United States
Oujda-Angad405,253Morocco
Olinda366,754Brazil
Okazaki352,361Japan
Orel324,200Russia
Ostrava313,088Czech Republic
Otsu298,164Japan
Okanagan297,601Canada
Owo276,574Nigeria
Orlando270,934United States
Ondo257,005Nigeria
Oaxaca255,029Mexico
Oshawa247,989Canada
Orsk246,836Russia
Ojo de Agua242,272Mexico
Oviedo224,005Spain
Okara223,648Pakistan
Olongapo221,178Philippines
Oberhausen219,176Germany
Owerri215,038Nigeria
Oruro208,684Bolivia
Oxnard207,254United States
Oradea206,614Romania
Odawara203,035Japan
Osmaniye202,837Turkey
Oral200,000Kazakhstan
Osh200,000Kyrgyzstan
Ormoc191,200Philippines
Overland Park186,515United States
Oceanside175,691United States
Obihiro173,890Japan
Ongole172,872India
Olsztyn171,803Poland
Oxford171,380United Kingdom
Ontario171,214United States
Osnabrueck166,462Germany
Ocumare del Tuy166,072Venezuela
Oakville165,697Canada
Oyama159,936Japan
Oldenburg159,218Germany
Osan158,978South Korea
Orai158,265India
Osogbo156,694Nigeria
Ota152,104Japan
Ogaki150,570Japan
Ome149,323Japan
Odense145,931Denmark
Orkney145,801South Africa
Orekhovo-Borisovo144,000Russia
Otaru143,792Japan
Orange140,992United States
Obuase137,856Ghana
Odintsovo137,041Russia
Osorno135,773Chile
Okap134,815Haiti
Olathe134,305United States
Okrika133,271Nigeria
Omuta131,974Japan
Ouargla129,402Algeria
Oulu128,618Finland
Orekhovo-Borisovo Severnoye128,000Russia
Opole127,676Poland
Okinawa125,483Japan
Orsha125,347Belarus
Orleans124,149France
Olmaliq121,207Uzbekistan
Orizaba120,844Mexico
Orekhovo-Zuyevo120,000Russia
Offenbach119,192Germany
Odessa118,968United States
Ordu116,788Turkey
OErebro115,765Sweden
Okigwe115,499Nigeria
Ochakovo-Matveyevskoye114,000Russia
Offa113,830Nigeria
Oktyabr'skiy108,200Russia
Ourense107,742Spain
Obninsk107,392Russia
Oldham104,782United Kingdom
Ottakring104,627Austria
Oleksandriya103,000Ukraine
Olomouc101,268Czech Republic
Oum el Bouaghi100,821Algeria
Ooty98,238India
Ourinhos97,799Brazil
Olupona95,002Nigeria
Ozerki95,000Russia
Onojo94,957Japan
Orem94,457United States
Ochota93,192Poland
Ozamiz City93,082Philippines
Onomichi90,936Japan
Omura89,918Japan
Osijek88,140Croatia
Olavarria86,320Argentina
Orihuela86,164Spain
Osmanabad85,521India
Ogden85,444United States
O'Fallon85,040United States
Oued Zem84,910Morocco
Ogaminana84,373Nigeria
Ocotlan83,769Mexico
Ocana83,511Colombia
Ouidah83,503Benin
Ozersk81,023Russia
Oke Mesi79,563Nigeria
Obu77,864Japan
Ovalle77,138Chile
Oss76,430Netherlands
Ode75,463Nigeria
Okegawa75,062Japan
Ostrowiec Swietokrzyski73,989Poland
Ozubulu73,812Nigeria
Oyan73,622Nigeria
Ohafia-Ifigh73,355Nigeria
Ostrow Wielkopolski72,898Poland
Orita Eruwa71,027Nigeria
Omihachiman69,189Japan
Ostend69,011Belgium
Obonoma68,584Nigeria
OEdemis67,153Turkey
Oulad Teima66,832Morocco
Oshkosh66,555United States
Odate64,543Japan
Ongjin64,247North Korea
Ouro Preto63,678Brazil
Oroqen Zizhiqi61,582China
Oudtshoorn61,507South Africa
Ouahigouya61,096Burkina Faso
Opava60,252Czech Republic
Ostankinskiy60,000Russia
Obando59,929Philippines
Oued Rhiou59,864Algeria
Offenburg59,238Germany
Oltinko`l59,122Uzbekistan
Owensboro59,042United States
Otawara58,888Japan
Ouezzane58,684Morocco
Orland Park58,619United States
Ocala58,218United States
Ouarzazat57,245Morocco
Oak Lawn56,781United States
Okcheon56,634South Korea
Obera56,528Argentina
Obra56,110India
Ohrid54,908North Macedonia
Odivelas54,624Portugal
Okaya54,286Japan
Ozone Park53,985United States
Ostroleka53,740Poland
Oami53,239Japan
Oosterhout53,107Netherlands
Oak Park52,287United States
Oume52,070Ivory Coast
Orhangazi51,792Turkey
Ottappalam50,913India
Oshnaviyeh50,661Iran
Oi50,593Japan
Olympia50,302United States
Ono50,230Japan
Otradnyy50,127Russia

Quick Stats

How many cities start with O?

There are 180 cities in the World that start with O and have a population over 50,000.

What is the largest city that starts with O?

The largest city that starts with O is Osaka, Japan with a population of 2,592,413.