| Opatija to Pontinia | 278.42 mi (448.07 km) |
| Opatija to Porcari | 208.49 mi (335.53 km) |
| Opatija to Porcia | 92.33 mi (148.59 km) |
| Opatija to Pordenone | 90.38 mi (145.45 km) |
| Opatija to Portici | 311.87 mi (501.90 km) |
| Opatija to Porto Empedocle | 556.87 mi (896.20 km) |
| Opatija to Porto Recanati | 135.05 mi (217.34 km) |
| Opatija to Porto Sant'Elpidio | 145.35 mi (233.93 km) |
| Opatija to Porto Tolle | 100.22 mi (161.28 km) |
| Opatija to Porto Torres | 430.01 mi (692.04 km) |
| Opatija to Portoferraio | 263.25 mi (423.65 km) |
| Opatija to Portogruaro | 77.47 mi (124.67 km) |
| Opatija to Portomaggiore | 129.70 mi (208.74 km) |
| Opatija to Potenza | 333.45 mi (536.64 km) |
| Opatija to Potenza Picena | 140.01 mi (225.32 km) |
