| Oxon Hill to Rockville (Maryland) | 22.62 mi (36.41 km) |
| Oxon Hill to Rockville Centre (New York) | 219.51 mi (353.26 km) |
| Oxon Hill to Rockwall (Texas) | 1,160.25 mi (1,867.25 km) |
| Oxon Hill to Rocky Mount (North Carolina) | 200.11 mi (322.04 km) |
| Oxon Hill to Rocky Point (New York) | 260.41 mi (419.09 km) |
| Oxon Hill to Rocky River (Ohio) | 317.39 mi (510.79 km) |
| Oxon Hill to Roessleville (New York) | 317.08 mi (510.28 km) |
| Oxon Hill to Rogers (Arkansas) | 954.96 mi (1,536.85 km) |
| Oxon Hill to Rogers (Minnesota) | 958.03 mi (1,541.80 km) |
| Oxon Hill to Rohnert Park (California) | 2,443.84 mi (3,932.98 km) |
| Oxon Hill to Rolla (Missouri) | 802.34 mi (1,291.24 km) |
| Oxon Hill to Rolling Meadows (Illinois) | 623.46 mi (1,003.37 km) |
| Oxon Hill to Roma (Texas) | 1,534.67 mi (2,469.82 km) |
| Oxon Hill to Rome (Georgia) | 552.43 mi (889.05 km) |
| Oxon Hill to Rome (New York) | 316.18 mi (508.84 km) |
