| Aurich to Oestrich-Winkel | 240.86 mi (387.63 km) |
| Aurich to Offenburg | 346.34 mi (557.38 km) |
| Aurich to Oftersheim | 287.27 mi (462.32 km) |
| Aurich to Ohrdruf | 228.71 mi (368.07 km) |
| Aurich to Ohringen | 307.66 mi (495.13 km) |
| Aurich to Olbernhau | 314.92 mi (506.81 km) |
| Aurich to Olching | 400.64 mi (644.77 km) |
| Aurich to Oldenburg | 37.70 mi (60.67 km) |
| Aurich to Oldenburg in Holstein | 149.80 mi (241.08 km) |
| Aurich to Olfen | 121.31 mi (195.23 km) |
| Aurich to Olpe | 170.25 mi (273.99 km) |
| Aurich to Olsberg | 152.51 mi (245.43 km) |
| Aurich to Oranienburg | 243.62 mi (392.07 km) |
| Aurich to Ortenberg | 225.43 mi (362.80 km) |
| Aurich to Oschatz | 280.49 mi (451.40 km) |
