| Loughton to Opole | 774.95 mi (1,247.16 km) |
| Loughton to Orzesze | 818.12 mi (1,316.64 km) |
| Loughton to Osowa | 785.54 mi (1,264.20 km) |
| Loughton to Ostroda | 842.47 mi (1,355.83 km) |
| Loughton to Ostroleka | 908.75 mi (1,462.50 km) |
| Loughton to Ostrow Mazowiecka | 923.62 mi (1,486.42 km) |
| Loughton to Ostrow Wielkopolski | 758.77 mi (1,221.12 km) |
| Loughton to Ostrowiec Swietokrzyski | 919.52 mi (1,479.83 km) |
| Loughton to Ostrzeszow | 765.88 mi (1,232.56 km) |
| Loughton to Oswiecim | 840.30 mi (1,352.33 km) |
| Loughton to Otwock | 901.23 mi (1,450.39 km) |
| Loughton to Ozarow Mazowiecki | 880.84 mi (1,417.57 km) |
| Loughton to Ozimek | 786.84 mi (1,266.30 km) |
| Loughton to Ozorkow | 818.55 mi (1,317.33 km) |
| Loughton to Pabianice | 825.40 mi (1,328.35 km) |
