| Agrinio to Opwijk | 1,194.65 mi (1,922.60 km) |
| Agrinio to Ostend | 1,248.89 mi (2,009.90 km) |
| Agrinio to Oud-Heverlee | 1,172.50 mi (1,886.96 km) |
| Agrinio to Oud-Turnhout | 1,183.75 mi (1,905.06 km) |
| Agrinio to Oudenaarde | 1,209.64 mi (1,946.73 km) |
| Agrinio to Oudenburg | 1,244.34 mi (2,002.57 km) |
| Agrinio to Oupeye | 1,134.44 mi (1,825.70 km) |
| Agrinio to Overijse | 1,174.81 mi (1,890.68 km) |
| Agrinio to Overpelt | 1,165.18 mi (1,875.17 km) |
| Agrinio to Paal | 1,164.93 mi (1,874.77 km) |
| Agrinio to Peer | 1,160.11 mi (1,867.01 km) |
| Agrinio to Pepinster | 1,122.26 mi (1,806.11 km) |
| Agrinio to Peruwelz | 1,196.37 mi (1,925.36 km) |
| Agrinio to Perwez | 1,158.31 mi (1,864.12 km) |
| Agrinio to Philippeville | 1,149.18 mi (1,849.43 km) |
