| Argostoli to Navodari | 598.21 mi (962.73 km) |
| Argostoli to Negresti-Oas | 685.97 mi (1,103.97 km) |
| Argostoli to Nehoiu | 579.21 mi (932.14 km) |
| Argostoli to Ocna Mures | 593.11 mi (954.52 km) |
| Argostoli to Odobesti | 623.53 mi (1,003.47 km) |
| Argostoli to Odorheiu Secuiesc | 613.64 mi (987.57 km) |
| Argostoli to Oltenita | 518.60 mi (834.60 km) |
| Argostoli to Onesti | 643.96 mi (1,036.36 km) |
| Argostoli to Oradea | 619.08 mi (996.32 km) |
| Argostoli to Orastie | 548.24 mi (882.31 km) |
| Argostoli to Oravita | 478.42 mi (769.94 km) |
| Argostoli to Orsova | 463.28 mi (745.57 km) |
| Argostoli to Otelu Rosu | 516.42 mi (831.10 km) |
| Argostoli to Otopeni | 526.83 mi (847.85 km) |
| Argostoli to Ovidiu | 593.88 mi (955.76 km) |
