| Carolina Forest to Oberkirch | 4,391.30 mi (7,067.11 km) |
| Carolina Forest to Obernburg am Main | 4,401.72 mi (7,083.89 km) |
| Carolina Forest to Obernkirchen | 4,339.33 mi (6,983.48 km) |
| Carolina Forest to Oberschleissheim | 4,545.94 mi (7,315.98 km) |
| Carolina Forest to Oberstdorf | 4,515.09 mi (7,266.33 km) |
| Carolina Forest to Obertraubling | 4,550.54 mi (7,323.38 km) |
| Carolina Forest to Obertshausen | 4,383.17 mi (7,054.03 km) |
| Carolina Forest to Oberursel | 4,369.13 mi (7,031.44 km) |
| Carolina Forest to Ochsenfurt | 4,444.92 mi (7,153.41 km) |
| Carolina Forest to Ochsenhausen | 4,482.66 mi (7,214.15 km) |
| Carolina Forest to Ochtrup | 4,264.29 mi (6,862.71 km) |
| Carolina Forest to Odenthal | 4,288.90 mi (6,902.32 km) |
| Carolina Forest to Oelde | 4,311.44 mi (6,938.59 km) |
| Carolina Forest to Oelsnitz | 4,509.62 mi (7,257.54 km) |
| Carolina Forest to Oer-Erkenschwick | 4,279.90 mi (6,887.83 km) |
