| Blaj to Opole | 413.88 mi (666.07 km) |
| Blaj to Orzesze | 363.23 mi (584.57 km) |
| Blaj to Osowa | 618.25 mi (994.97 km) |
| Blaj to Ostroda | 548.53 mi (882.77 km) |
| Blaj to Ostroleka | 487.54 mi (784.61 km) |
| Blaj to Ostrow Mazowiecka | 466.52 mi (750.79 km) |
| Blaj to Ostrow Wielkopolski | 468.40 mi (753.82 km) |
| Blaj to Ostrowiec Swietokrzyski | 348.22 mi (560.41 km) |
| Blaj to Ostrzeszow | 452.73 mi (728.60 km) |
| Blaj to Oswiecim | 343.53 mi (552.86 km) |
| Blaj to Otwock | 427.52 mi (688.03 km) |
| Blaj to Ozarow Mazowiecki | 440.36 mi (708.69 km) |
| Blaj to Ozimek | 405.85 mi (653.15 km) |
| Blaj to Ozorkow | 451.51 mi (726.63 km) |
| Blaj to Pabianice | 430.40 mi (692.67 km) |
