| Piekary Slaskie to Orbetello | 660.36 mi (1,062.75 km) |
| Piekary Slaskie to Oria | 685.82 mi (1,103.71 km) |
| Piekary Slaskie to Oristano | 880.72 mi (1,417.38 km) |
| Piekary Slaskie to Orta Nova | 644.42 mi (1,037.10 km) |
| Piekary Slaskie to Orte | 629.83 mi (1,013.61 km) |
| Piekary Slaskie to Ortona | 595.64 mi (958.60 km) |
| Piekary Slaskie to Orvieto | 620.76 mi (999.02 km) |
| Piekary Slaskie to Orzinuovi | 540.69 mi (870.15 km) |
| Piekary Slaskie to Osimo | 541.69 mi (871.76 km) |
| Piekary Slaskie to Ospitaletto | 528.44 mi (850.44 km) |
| Piekary Slaskie to Ostuni | 669.99 mi (1,078.24 km) |
| Piekary Slaskie to Ottaviano | 692.91 mi (1,115.14 km) |
| Piekary Slaskie to Ovada | 622.50 mi (1,001.82 km) |
| Piekary Slaskie to Ozieri | 829.38 mi (1,334.76 km) |
| Piekary Slaskie to Paceco | 912.70 mi (1,468.86 km) |
