i don't know many but there is one called ohio- in america.
Ohio?
Oklahoma, Ohio, and Oregon.
Ohio
Ocala
there are 3 states names that start with the letter o there are Ohio Oregon Oklahoma
US states that start with the letter "O"OhioOklahomaOregon
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.
Three. Ohio, Oklahoma, & Oregon.
3 Ohio, Oregon, Oklahoma
Three: Ohio Oregon Oklahoma (I assume you are talking about states in the US.)
Oklahoma City, Orlando, Omaha, Ottumwa, Okmulgee,