| Reading to Nasaud | 1,171.22 mi (1,884.89 km) |
| Reading to Navodari | 1,444.86 mi (2,325.28 km) |
| Reading to Negresti-Oas | 1,113.31 mi (1,791.69 km) |
| Reading to Nehoiu | 1,311.32 mi (2,110.37 km) |
| Reading to Ocna Mures | 1,173.92 mi (1,889.24 km) |
| Reading to Odobesti | 1,330.47 mi (2,141.18 km) |
| Reading to Odorheiu Secuiesc | 1,237.87 mi (1,992.16 km) |
| Reading to Oltenita | 1,369.29 mi (2,203.67 km) |
| Reading to Onesti | 1,302.43 mi (2,096.05 km) |
| Reading to Oradea | 1,070.74 mi (1,723.19 km) |
| Reading to Orastie | 1,162.95 mi (1,871.58 km) |
| Reading to Oravita | 1,126.91 mi (1,813.59 km) |
| Reading to Orsova | 1,167.95 mi (1,879.64 km) |
| Reading to Otelu Rosu | 1,138.18 mi (1,831.73 km) |
| Reading to Otopeni | 1,328.77 mi (2,138.44 km) |
