| Redruth to Opole | 1,015.10 mi (1,633.64 km) |
| Redruth to Orzesze | 1,055.92 mi (1,699.33 km) |
| Redruth to Osowa | 1,036.00 mi (1,667.28 km) |
| Redruth to Ostroda | 1,092.59 mi (1,758.36 km) |
| Redruth to Ostroleka | 1,158.03 mi (1,863.67 km) |
| Redruth to Ostrow Mazowiecka | 1,172.44 mi (1,886.85 km) |
| Redruth to Ostrow Wielkopolski | 1,003.65 mi (1,615.22 km) |
| Redruth to Ostrowiec Swietokrzyski | 1,162.68 mi (1,871.16 km) |
| Redruth to Ostrzeszow | 1,009.78 mi (1,625.08 km) |
| Redruth to Oswiecim | 1,077.83 mi (1,734.59 km) |
| Redruth to Otwock | 1,148.38 mi (1,848.14 km) |
| Redruth to Ozarow Mazowiecki | 1,128.20 mi (1,815.66 km) |
| Redruth to Ozimek | 1,027.19 mi (1,653.11 km) |
| Redruth to Ozorkow | 1,064.92 mi (1,713.82 km) |
| Redruth to Pabianice | 1,070.66 mi (1,723.06 km) |
