Cities of United States starting with letter O Page 59
- Old Pearl
- Old Peculiar
- Old Pekin
- Old Peru
- Old Peru (Madison County, Iowa)
- Old Pickens
- Old Pine Grove
- Old Pino
- Old Place
- Old Place Windmill
- Old Place Windmills
- Old Pleasant Hill
- Old Point Comfort
- Old Point Estates
- Old Point Station
- Old Port
- Old Princeton
- Old Providence
- Old Quaker Estates
- Old Quaker Meetinghouse
- Old Rampart
- Old Rebel Field Colonia
- Old Rebel Heights Colonia Number 1
- Old Rebel Heights Colonia Number 2
- Old Red Rock Place
- Old Reed Place
- Old Retrop
- Old Reyno
- Old River
- Old River Community
- Old River Estates
- Old River Terrace
- Old Roach
- Old Rock Hill
- Old Royal
- Old Saint George
- Old Saint Louis
- Old Saint Marys
- Old Salem
- Old Salem (Bowie County)
- Old Salem (Franklin County, Tennessee)
- Old Salem Chautauqua
- Old Salem Village
- Old Saline
- Old Salmon Village
- Old Samuel
- Old Santa Elena
- Old Sardis
- Old Saugatuck
- Old Sawmill