| Bolsward to Navodari | 1,205.88 mi (1,940.68 km) |
| Bolsward to Negresti-Oas | 861.82 mi (1,386.97 km) |
| Bolsward to Nehoiu | 1,072.81 mi (1,726.52 km) |
| Bolsward to Ocna Mures | 935.70 mi (1,505.86 km) |
| Bolsward to Odobesti | 1,085.55 mi (1,747.02 km) |
| Bolsward to Odorheiu Secuiesc | 994.62 mi (1,600.68 km) |
| Bolsward to Oltenita | 1,140.37 mi (1,835.25 km) |
| Bolsward to Onesti | 1,054.41 mi (1,696.91 km) |
| Bolsward to Oradea | 833.71 mi (1,341.73 km) |
| Bolsward to Orastie | 933.28 mi (1,501.98 km) |
| Bolsward to Oravita | 914.37 mi (1,471.53 km) |
| Bolsward to Orsova | 954.65 mi (1,536.35 km) |
| Bolsward to Otelu Rosu | 916.44 mi (1,474.87 km) |
| Bolsward to Otopeni | 1,098.33 mi (1,767.59 km) |
| Bolsward to Ovidiu | 1,206.00 mi (1,940.87 km) |
