| Ashtabula to Nasaud | 4,768.94 mi (7,674.87 km) |
| Ashtabula to Navodari | 5,056.15 mi (8,137.09 km) |
| Ashtabula to Negresti-Oas | 4,707.86 mi (7,576.56 km) |
| Ashtabula to Nehoiu | 4,924.42 mi (7,925.10 km) |
| Ashtabula to Ocna Mures | 4,788.45 mi (7,706.27 km) |
| Ashtabula to Odobesti | 4,933.13 mi (7,939.10 km) |
| Ashtabula to Odorheiu Secuiesc | 4,844.46 mi (7,796.40 km) |
| Ashtabula to Oltenita | 4,994.64 mi (8,038.09 km) |
| Ashtabula to Onesti | 4,899.93 mi (7,885.67 km) |
| Ashtabula to Oradea | 4,687.44 mi (7,543.70 km) |
| Ashtabula to Orastie | 4,787.83 mi (7,705.27 km) |
| Ashtabula to Oravita | 4,766.20 mi (7,670.46 km) |
| Ashtabula to Orsova | 4,806.93 mi (7,736.01 km) |
| Ashtabula to Otelu Rosu | 4,770.65 mi (7,677.63 km) |
| Ashtabula to Otopeni | 4,952.44 mi (7,970.18 km) |
