Barrios de Virginia O

• Oak Grove (11)
• Oakdale Farms (5)
• Oakmont (1)
• Oakwood (15)
• Ocean Air (5)
• Old Courthouse (19)
• Old Dominion (1)
• Old Glebe (6)
• Old North Hampton (3)
• Old Southwest (8)
• Old Town (67)
• Old Town Harrisonburg (1)
• Old Town Manchester (21)
• Old Towne Petersburg (14)
• Old Towne Portsmouth (10)
• Olde Hampton (4)
• Olde Huntersville (10)
• Oregon Hill (3)
• Outer Ashburn-Sterling (11)
• Outer Greenway-Dulles (12)
• Outer Leesburg (41)
• Outer Reston-Herndon Corridor (12)
• Outlying South (16)
• Oyster Point (5)