| Oxon Hill to Odenton (Maryland) | 24.35 mi (39.19 km) |
| Oxon Hill to Odessa (Texas) | 1,501.84 mi (2,416.99 km) |
| Oxon Hill to Ogden (Utah) | 1,847.17 mi (2,972.73 km) |
| Oxon Hill to Oildale (California) | 2,308.67 mi (3,715.45 km) |
| Oxon Hill to Ojus (Florida) | 905.74 mi (1,457.65 km) |
| Oxon Hill to Okemos (Michigan) | 474.00 mi (762.83 km) |
| Oxon Hill to Oklahoma City (Oklahoma) | 1,151.97 mi (1,853.91 km) |
| Oxon Hill to Okmulgee (Oklahoma) | 1,068.16 mi (1,719.03 km) |
| Oxon Hill to Olathe (Kansas) | 959.03 mi (1,543.41 km) |
| Oxon Hill to Old Jamestown (Missouri) | 716.05 mi (1,152.36 km) |
| Oxon Hill to Oldsmar (Florida) | 810.94 mi (1,305.08 km) |
| Oxon Hill to Olean (New York) | 240.14 mi (386.47 km) |
| Oxon Hill to Olive Branch (Mississippi) | 758.28 mi (1,220.34 km) |
| Oxon Hill to Olivehurst (California) | 2,371.57 mi (3,816.68 km) |
| Oxon Hill to Olney (Maryland) | 25.31 mi (40.72 km) |
