| Costessey to Oerlinghausen | 318.19 mi (512.07 km) |
| Costessey to Oestrich-Winkel | 345.56 mi (556.12 km) |
| Costessey to Offenburg | 413.03 mi (664.71 km) |
| Costessey to Oftersheim | 392.44 mi (631.56 km) |
| Costessey to Ohrdruf | 425.98 mi (685.56 km) |
| Costessey to Ohringen | 432.36 mi (695.82 km) |
| Costessey to Olbernhau | 536.54 mi (863.48 km) |
| Costessey to Olching | 540.15 mi (869.29 km) |
| Costessey to Oldenburg | 293.43 mi (472.22 km) |
| Costessey to Oldenburg in Holstein | 412.95 mi (664.57 km) |
| Costessey to Olfen | 269.15 mi (433.16 km) |
| Costessey to Olpe | 304.32 mi (489.76 km) |
| Costessey to Olsberg | 321.92 mi (518.08 km) |
| Costessey to Oranienburg | 502.68 mi (808.99 km) |
| Costessey to Ortenberg | 372.56 mi (599.58 km) |
