| Kourou to Oria | 4,954.34 mi (7,973.24 km) |
| Kourou to Oristano | 4,479.48 mi (7,209.03 km) |
| Kourou to Orta Nova | 4,865.34 mi (7,830.01 km) |
| Kourou to Orte | 4,714.51 mi (7,587.27 km) |
| Kourou to Ortona | 4,813.02 mi (7,745.81 km) |
| Kourou to Orvieto | 4,705.10 mi (7,572.12 km) |
| Kourou to Orzinuovi | 4,649.40 mi (7,482.49 km) |
| Kourou to Osimo | 4,784.77 mi (7,700.35 km) |
| Kourou to Ospitaletto | 4,658.96 mi (7,497.87 km) |
| Kourou to Ostuni | 4,954.31 mi (7,973.19 km) |
| Kourou to Ottaviano | 4,795.91 mi (7,718.27 km) |
| Kourou to Ovada | 4,573.96 mi (7,361.07 km) |
| Kourou to Ozieri | 4,512.79 mi (7,262.63 km) |
| Kourou to Paceco | 4,655.50 mi (7,492.30 km) |
| Kourou to Pachino | 4,777.19 mi (7,688.15 km) |
