| Calafell to Nasaud | 1,200.66 mi (1,932.28 km) |
| Calafell to Navodari | 1,382.27 mi (2,224.54 km) |
| Calafell to Negresti-Oas | 1,165.71 mi (1,876.02 km) |
| Calafell to Nehoiu | 1,271.51 mi (2,046.29 km) |
| Calafell to Ocna Mures | 1,163.51 mi (1,872.50 km) |
| Calafell to Odobesti | 1,310.49 mi (2,109.03 km) |
| Calafell to Odorheiu Secuiesc | 1,230.60 mi (1,980.46 km) |
| Calafell to Oltenita | 1,284.41 mi (2,067.06 km) |
| Calafell to Onesti | 1,299.62 mi (2,091.53 km) |
| Calafell to Oradea | 1,083.71 mi (1,744.07 km) |
| Calafell to Orastie | 1,126.26 mi (1,812.54 km) |
| Calafell to Oravita | 1,045.58 mi (1,682.70 km) |
| Calafell to Orsova | 1,077.62 mi (1,734.26 km) |
| Calafell to Otelu Rosu | 1,082.37 mi (1,741.90 km) |
| Calafell to Otopeni | 1,257.01 mi (2,022.96 km) |
