| Porto Recanati to Orbetello | 141.74 mi (228.10 km) |
| Porto Recanati to Oria | 287.36 mi (462.46 km) |
| Porto Recanati to Oristano | 357.53 mi (575.40 km) |
| Porto Recanati to Orta Nova | 178.85 mi (287.83 km) |
| Porto Recanati to Orte | 93.22 mi (150.03 km) |
| Porto Recanati to Ortona | 83.52 mi (134.42 km) |
| Porto Recanati to Orvieto | 92.67 mi (149.13 km) |
| Porto Recanati to Orzinuovi | 228.86 mi (368.32 km) |
| Porto Recanati to Osimo | 9.76 mi (15.71 km) |
| Porto Recanati to Ospitaletto | 229.85 mi (369.91 km) |
| Porto Recanati to Ostuni | 274.08 mi (441.09 km) |
| Porto Recanati to Ottaviano | 183.21 mi (294.84 km) |
| Porto Recanati to Ovada | 262.79 mi (422.93 km) |
| Porto Recanati to Ozieri | 309.71 mi (498.43 km) |
| Porto Recanati to Paceco | 380.97 mi (613.11 km) |
