| Roswell to Oerlinghausen | 4,528.56 mi (7,288.02 km) |
| Roswell to Oestrich-Winkel | 4,559.25 mi (7,337.40 km) |
| Roswell to Offenburg | 4,601.75 mi (7,405.80 km) |
| Roswell to Oftersheim | 4,601.46 mi (7,405.33 km) |
| Roswell to Ohrdruf | 4,642.83 mi (7,471.92 km) |
| Roswell to Ohringen | 4,643.71 mi (7,473.33 km) |
| Roswell to Olbernhau | 4,748.95 mi (7,642.69 km) |
| Roswell to Olching | 4,748.90 mi (7,642.61 km) |
| Roswell to Oldenburg | 4,477.85 mi (7,206.40 km) |
| Roswell to Oldenburg in Holstein | 4,544.03 mi (7,312.92 km) |
| Roswell to Olfen | 4,485.70 mi (7,219.04 km) |
| Roswell to Olpe | 4,523.21 mi (7,279.40 km) |
| Roswell to Olsberg | 4,539.22 mi (7,305.16 km) |
| Roswell to Oranienburg | 4,678.00 mi (7,528.51 km) |
| Roswell to Ortenberg | 4,590.99 mi (7,388.48 km) |
