| Dieppe to Orzesze | 782.52 mi (1,259.35 km) |
| Dieppe to Osowa | 797.32 mi (1,283.17 km) |
| Dieppe to Ostroda | 845.06 mi (1,359.99 km) |
| Dieppe to Ostroleka | 904.30 mi (1,455.33 km) |
| Dieppe to Ostrow Mazowiecka | 916.54 mi (1,475.04 km) |
| Dieppe to Ostrow Wielkopolski | 739.11 mi (1,189.48 km) |
| Dieppe to Ostrowiec Swietokrzyski | 894.31 mi (1,439.25 km) |
| Dieppe to Ostrzeszow | 743.55 mi (1,196.63 km) |
| Dieppe to Oswiecim | 804.11 mi (1,294.09 km) |
| Dieppe to Otwock | 887.43 mi (1,428.18 km) |
| Dieppe to Ozarow Mazowiecki | 867.94 mi (1,396.81 km) |
| Dieppe to Ozimek | 756.31 mi (1,217.16 km) |
| Dieppe to Ozorkow | 802.78 mi (1,291.95 km) |
| Dieppe to Pabianice | 806.24 mi (1,297.52 km) |
| Dieppe to Parczew | 955.59 mi (1,537.87 km) |
