| Llantwit Major to Opole | 928.23 mi (1,493.84 km) |
| Llantwit Major to Orzesze | 971.11 mi (1,562.84 km) |
| Llantwit Major to Osowa | 933.69 mi (1,502.63 km) |
| Llantwit Major to Ostroda | 992.78 mi (1,597.72 km) |
| Llantwit Major to Ostroleka | 1,060.29 mi (1,706.38 km) |
| Llantwit Major to Ostrow Mazowiecka | 1,075.57 mi (1,730.96 km) |
| Llantwit Major to Ostrow Wielkopolski | 912.13 mi (1,467.93 km) |
| Llantwit Major to Ostrowiec Swietokrzyski | 1,072.96 mi (1,726.77 km) |
| Llantwit Major to Ostrzeszow | 919.30 mi (1,479.47 km) |
| Llantwit Major to Oswiecim | 993.25 mi (1,598.48 km) |
| Llantwit Major to Otwock | 1,054.07 mi (1,696.36 km) |
| Llantwit Major to Ozarow Mazowiecki | 1,033.61 mi (1,663.43 km) |
| Llantwit Major to Ozimek | 940.14 mi (1,513.02 km) |
| Llantwit Major to Ozorkow | 971.65 mi (1,563.71 km) |
| Llantwit Major to Pabianice | 978.69 mi (1,575.05 km) |
