i don't know many but there is one called ohio- in america.
OregonOxford
Ocala
I am not aware of any cities in Massachusetts that start with the letter O. However, Oxford, Orange, Orleans, Oak Bluff, and Otis are towns in Massachusetts.
Reno, Nevada or Rio Claro, Colombia
Orange is a city in New South Wales, Australia.
oakland oak harbor oman oakland oak harbor oman
Orange City, FL Oakland, CA Oakland, MI
Counties in Iowa that start with the letter O:O'Brien CountyOsceola CountySome of the cities in Iowa that start with the letter O:OaklandOdeboltOelweinOgdenOnawaOrange CityOsageOsceolaOskaloosaOttumwaRivers in Iowa that start with the letter O:Ocheyedan River
There are no cities in Scotland that begin with the letter O. However, Oban is a town in Scotland.
Oklahoma City, Oklahoma and Olympia, Washington are state capital cities. Ottawa is the capital city in Canada.
Ohio?