| Tarnowskie Gory to Orbetello | 661.36 mi (1,064.35 km) |
| Tarnowskie Gory to Oria | 689.62 mi (1,109.84 km) |
| Tarnowskie Gory to Oristano | 881.51 mi (1,418.66 km) |
| Tarnowskie Gory to Orta Nova | 647.46 mi (1,041.99 km) |
| Tarnowskie Gory to Orte | 631.28 mi (1,015.95 km) |
| Tarnowskie Gory to Ortona | 597.98 mi (962.35 km) |
| Tarnowskie Gory to Orvieto | 622.03 mi (1,001.06 km) |
| Tarnowskie Gory to Orzinuovi | 539.95 mi (868.96 km) |
| Tarnowskie Gory to Osimo | 543.31 mi (874.38 km) |
| Tarnowskie Gory to Ospitaletto | 527.66 mi (849.18 km) |
| Tarnowskie Gory to Ostuni | 673.77 mi (1,084.33 km) |
| Tarnowskie Gory to Ottaviano | 695.54 mi (1,119.36 km) |
| Tarnowskie Gory to Ovada | 621.71 mi (1,000.55 km) |
| Tarnowskie Gory to Ozieri | 830.14 mi (1,335.98 km) |
| Tarnowskie Gory to Paceco | 915.07 mi (1,472.66 km) |
