| Dieppe to Oestrich-Winkel | 307.53 mi (494.92 km) |
| Dieppe to Offenburg | 325.19 mi (523.34 km) |
| Dieppe to Oftersheim | 337.75 mi (543.55 km) |
| Dieppe to Ohrdruf | 429.64 mi (691.44 km) |
| Dieppe to Ohringen | 380.42 mi (612.23 km) |
| Dieppe to Olbernhau | 542.70 mi (873.39 km) |
| Dieppe to Olching | 478.03 mi (769.32 km) |
| Dieppe to Oldenburg | 378.71 mi (609.47 km) |
| Dieppe to Oldenburg in Holstein | 513.68 mi (826.69 km) |
| Dieppe to Olfen | 301.73 mi (485.58 km) |
| Dieppe to Olpe | 306.39 mi (493.09 km) |
| Dieppe to Olsberg | 338.97 mi (545.52 km) |
| Dieppe to Oranienburg | 559.26 mi (900.04 km) |
| Dieppe to Ortenberg | 354.29 mi (570.18 km) |
| Dieppe to Oschatz | 535.26 mi (861.42 km) |
