| Agrinio to Oerlinghausen | 1,107.26 mi (1,781.96 km) |
| Agrinio to Oestrich-Winkel | 1,025.17 mi (1,649.86 km) |
| Agrinio to Offenburg | 955.47 mi (1,537.68 km) |
| Agrinio to Oftersheim | 975.97 mi (1,570.67 km) |
| Agrinio to Ohrdruf | 990.77 mi (1,594.48 km) |
| Agrinio to Ohringen | 938.73 mi (1,510.74 km) |
| Agrinio to Olbernhau | 920.89 mi (1,482.03 km) |
| Agrinio to Olching | 831.91 mi (1,338.83 km) |
| Agrinio to Oldenburg | 1,183.12 mi (1,904.05 km) |
| Agrinio to Oldenburg in Holstein | 1,190.64 mi (1,916.14 km) |
| Agrinio to Olfen | 1,129.64 mi (1,817.98 km) |
| Agrinio to Olpe | 1,080.87 mi (1,739.50 km) |
| Agrinio to Olsberg | 1,079.39 mi (1,737.11 km) |
| Agrinio to Oranienburg | 1,051.67 mi (1,692.50 km) |
| Agrinio to Ortenberg | 1,011.13 mi (1,627.26 km) |
