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
i don't know many but there is one called ohio- in america.
Orange is a city in New South Wales, Australia.
Orange City, FL Oakland, CA Oakland, MI
orlando, florida orange county, california oklahoma city, oklahoma
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.
Ohio?
Some southern US cities that start with the letter O:Oak Ridge, TennesseeOcilla, GeorgiaOdessa, TexasOpelika, AlabamaOlive Branch, MississippiOpelousas, LouisianaOrangeburg, South CarolinaOrlando, FloridaOzark, Arkansas