| Knowle to Nasaud | 1,209.45 mi (1,946.42 km) |
| Knowle to Navodari | 1,486.94 mi (2,393.00 km) |
| Knowle to Negresti-Oas | 1,150.57 mi (1,851.67 km) |
| Knowle to Nehoiu | 1,353.26 mi (2,177.85 km) |
| Knowle to Ocna Mures | 1,215.57 mi (1,956.27 km) |
| Knowle to Odobesti | 1,370.46 mi (2,205.55 km) |
| Knowle to Odorheiu Secuiesc | 1,278.17 mi (2,057.02 km) |
| Knowle to Oltenita | 1,414.09 mi (2,275.76 km) |
| Knowle to Onesti | 1,341.35 mi (2,158.69 km) |
| Knowle to Oradea | 1,112.39 mi (1,790.22 km) |
| Knowle to Orastie | 1,206.97 mi (1,942.43 km) |
| Knowle to Oravita | 1,175.08 mi (1,891.10 km) |
| Knowle to Orsova | 1,216.09 mi (1,957.11 km) |
| Knowle to Otelu Rosu | 1,184.18 mi (1,905.76 km) |
| Knowle to Otopeni | 1,373.05 mi (2,209.71 km) |
