| Middletown to Nasaud | 5,016.65 mi (8,073.52 km) |
| Middletown to Navodari | 5,303.98 mi (8,535.93 km) |
| Middletown to Negresti-Oas | 4,955.55 mi (7,975.19 km) |
| Middletown to Nehoiu | 5,172.38 mi (8,324.14 km) |
| Middletown to Ocna Mures | 5,036.52 mi (8,105.50 km) |
| Middletown to Odobesti | 5,180.82 mi (8,337.72 km) |
| Middletown to Odorheiu Secuiesc | 5,092.31 mi (8,195.28 km) |
| Middletown to Oltenita | 5,242.85 mi (8,437.55 km) |
| Middletown to Onesti | 5,147.52 mi (8,284.13 km) |
| Middletown to Oradea | 4,935.61 mi (7,943.09 km) |
| Middletown to Orastie | 5,036.12 mi (8,104.85 km) |
| Middletown to Oravita | 5,014.79 mi (8,070.53 km) |
| Middletown to Orsova | 5,055.51 mi (8,136.06 km) |
| Middletown to Otelu Rosu | 5,019.11 mi (8,077.47 km) |
| Middletown to Otopeni | 5,200.63 mi (8,369.60 km) |
