Osasuna, Oxford Town and Oldham Athletic
Orioles - MLB
Orlando Magic - NBA
Off-road racing is a sport. It begins with the letter o.
The Baltimore Orioles are the only Major League Baseball (MLB) team whose name starts with an 'o'. The Oakland Athletics are the only MLB team whose city/location starts with an 'o'.
The Orlando Magic is a team in the National Basketball Association. It begins with the letter O.
Well, there are a special category of sports called the Olympics.
For or is.
Do you mean what Norse god starts with o? Odin is a Norse go that starts with O.
Omoo is the Melville tale that starts with O.
only 1 thing T-O-T-A-L-L-Y
an octopus is a simple machine that starts with a o