The Nevada 'city' with the largest population starting with O is Owyhee; population 1,017. It may not qualify as a city, but all other places in Nevada starting with O are smaller.
Reno is a city in Nevada
Yerington is a city in Lyon County, Nevada.
North Las Vegas is a city in Nevada
Reno, Nevada; Richmond, Virginia
o
the Justin bieber concert starts at 7 o clock in Reno Nevada
Ontario
Orofino is a city in Idaho.
Omaha
Ottawa
The US
· Orange is a city in Australia