| Jamsa to Oria | 1,509.71 mi (2,429.64 km) |
| Jamsa to Oristano | 1,669.55 mi (2,686.89 km) |
| Jamsa to Orta Nova | 1,472.41 mi (2,369.61 km) |
| Jamsa to Orte | 1,440.27 mi (2,317.89 km) |
| Jamsa to Ortona | 1,419.59 mi (2,284.61 km) |
| Jamsa to Orvieto | 1,427.43 mi (2,297.23 km) |
| Jamsa to Orzinuovi | 1,290.61 mi (2,077.04 km) |
| Jamsa to Osimo | 1,356.57 mi (2,183.19 km) |
| Jamsa to Ospitaletto | 1,278.09 mi (2,056.89 km) |
| Jamsa to Ostuni | 1,494.26 mi (2,404.78 km) |
| Jamsa to Ottaviano | 1,519.17 mi (2,444.86 km) |
| Jamsa to Ovada | 1,363.63 mi (2,194.55 km) |
| Jamsa to Ozieri | 1,618.10 mi (2,604.08 km) |
| Jamsa to Paceco | 1,736.06 mi (2,793.92 km) |
| Jamsa to Pachino | 1,791.31 mi (2,882.83 km) |
