| Pyrgos to Oerlinghausen | 1,165.70 mi (1,876.01 km) |
| Pyrgos to Oestrich-Winkel | 1,080.23 mi (1,738.47 km) |
| Pyrgos to Offenburg | 1,007.57 mi (1,621.52 km) |
| Pyrgos to Oftersheim | 1,030.62 mi (1,658.62 km) |
| Pyrgos to Ohrdruf | 1,049.89 mi (1,689.64 km) |
| Pyrgos to Ohringen | 994.19 mi (1,599.99 km) |
| Pyrgos to Olbernhau | 982.43 mi (1,581.06 km) |
| Pyrgos to Olching | 888.03 mi (1,429.14 km) |
| Pyrgos to Oldenburg | 1,242.41 mi (1,999.47 km) |
| Pyrgos to Oldenburg in Holstein | 1,252.73 mi (2,016.07 km) |
| Pyrgos to Olfen | 1,186.60 mi (1,909.65 km) |
| Pyrgos to Olpe | 1,137.32 mi (1,830.33 km) |
| Pyrgos to Olsberg | 1,136.91 mi (1,829.68 km) |
| Pyrgos to Oranienburg | 1,114.46 mi (1,793.55 km) |
| Pyrgos to Ortenberg | 1,067.89 mi (1,718.60 km) |
