| Targu-Mures to Opole | 415.40 mi (668.52 km) |
| Targu-Mures to Orzesze | 364.85 mi (587.17 km) |
| Targu-Mures to Osowa | 606.31 mi (975.77 km) |
| Targu-Mures to Ostroda | 534.32 mi (859.91 km) |
| Targu-Mures to Ostroleka | 469.84 mi (756.14 km) |
| Targu-Mures to Ostrow Mazowiecka | 448.15 mi (721.23 km) |
| Targu-Mures to Ostrow Wielkopolski | 465.97 mi (749.91 km) |
| Targu-Mures to Ostrowiec Swietokrzyski | 335.59 mi (540.08 km) |
| Targu-Mures to Ostrzeszow | 450.90 mi (725.66 km) |
| Targu-Mures to Oswiecim | 344.10 mi (553.77 km) |
| Targu-Mures to Otwock | 412.43 mi (663.74 km) |
| Targu-Mures to Ozarow Mazowiecki | 426.68 mi (686.67 km) |
| Targu-Mures to Ozimek | 406.50 mi (654.20 km) |
| Targu-Mures to Ozorkow | 443.55 mi (713.83 km) |
| Targu-Mures to Pabianice | 423.18 mi (681.04 km) |
