| Gadsden to Nasaud | 5,361.71 mi (8,628.84 km) |
| Gadsden to Navodari | 5,647.83 mi (9,089.30 km) |
| Gadsden to Negresti-Oas | 5,300.77 mi (8,530.77 km) |
| Gadsden to Nehoiu | 5,515.25 mi (8,875.94 km) |
| Gadsden to Ocna Mures | 5,378.46 mi (8,655.79 km) |
| Gadsden to Odobesti | 5,525.88 mi (8,893.04 km) |
| Gadsden to Odorheiu Secuiesc | 5,436.15 mi (8,748.64 km) |
| Gadsden to Oltenita | 5,582.98 mi (8,984.94 km) |
| Gadsden to Onesti | 5,493.36 mi (8,840.70 km) |
| Gadsden to Oradea | 5,276.59 mi (8,491.85 km) |
| Gadsden to Orastie | 5,375.62 mi (8,651.23 km) |
| Gadsden to Oravita | 5,349.70 mi (8,609.52 km) |
| Gadsden to Orsova | 5,390.64 mi (8,675.39 km) |
| Gadsden to Otelu Rosu | 5,356.41 mi (8,620.31 km) |
| Gadsden to Otopeni | 5,541.07 mi (8,917.49 km) |
