| Monte Compatri to Oria | 270.22 mi (434.88 km) |
| Monte Compatri to Oristano | 253.35 mi (407.73 km) |
| Monte Compatri to Orta Nova | 157.23 mi (253.04 km) |
| Monte Compatri to Orte | 48.52 mi (78.09 km) |
| Monte Compatri to Ortona | 93.13 mi (149.88 km) |
| Monte Compatri to Orvieto | 70.59 mi (113.60 km) |
| Monte Compatri to Orzinuovi | 285.04 mi (458.72 km) |
| Monte Compatri to Osimo | 121.80 mi (196.01 km) |
| Monte Compatri to Ospitaletto | 291.08 mi (468.44 km) |
| Monte Compatri to Ostuni | 262.35 mi (422.21 km) |
| Monte Compatri to Ottaviano | 111.96 mi (180.18 km) |
| Monte Compatri to Ovada | 283.98 mi (457.02 km) |
| Monte Compatri to Ozieri | 211.70 mi (340.70 km) |
| Monte Compatri to Paceco | 264.45 mi (425.60 km) |
| Monte Compatri to Pachino | 373.76 mi (601.50 km) |
