| Gornji Petrovci to Orbetello | 389.13 mi (626.25 km) |
| Gornji Petrovci to Oria | 441.33 mi (710.25 km) |
| Gornji Petrovci to Oristano | 610.93 mi (983.20 km) |
| Gornji Petrovci to Orta Nova | 379.06 mi (610.04 km) |
| Gornji Petrovci to Orte | 354.29 mi (570.18 km) |
| Gornji Petrovci to Ortona | 320.51 mi (515.82 km) |
| Gornji Petrovci to Orvieto | 346.77 mi (558.07 km) |
| Gornji Petrovci to Orzinuovi | 316.20 mi (508.88 km) |
| Gornji Petrovci to Osimo | 265.33 mi (427.02 km) |
| Gornji Petrovci to Ospitaletto | 306.25 mi (492.86 km) |
| Gornji Petrovci to Ostuni | 425.00 mi (683.96 km) |
| Gornji Petrovci to Ottaviano | 420.46 mi (676.66 km) |
| Gornji Petrovci to Ovada | 394.45 mi (634.81 km) |
| Gornji Petrovci to Ozieri | 560.37 mi (901.83 km) |
| Gornji Petrovci to Paceco | 637.40 mi (1,025.80 km) |
