Barrios de Ohio O

• Oak Hill (2)
• Oakley (23)
• Ohio City (24)
• Old Brooklyn (26)
• Old Dayton (2)
• Old North Columbus (52)
• Old North Dayton (4)
• Old West End (9)
• Olde Orchard (1)
• Olde Sawmill (5)
• Olde Town East (25)
• Olde Town East-Columbus (24)
• Olde Towne (2)
• Olentangy (8)
• Olentangy Commons (4)
• Olentangy High Bluffs (1)
• ONYX (8)
• Oregon (4)
• Ottawa (28)
• Outer Campbell/Struthers (6)
• Outer Canfield/Poland (1)
• Outer Canton (57)
• Outer Centerville/Kettering (57)
• Outer Dublin/Hilliard (29)
• Outer East Dayton (8)
• Outer East/Tallmadge (6)
• Outer Greater Hilltop (34)
• Outer Northeast (18)
• Outer Northeast Columbus (12)
• Outer Southern Columbus (19)
• Outer Upper Arlington (22)
• Over-The Rhine (54)