| Kyustendil to Opwijk | 1,058.58 mi (1,703.62 km) |
| Kyustendil to Ostend | 1,115.63 mi (1,795.44 km) |
| Kyustendil to Oud-Heverlee | 1,035.64 mi (1,666.70 km) |
| Kyustendil to Oud-Turnhout | 1,039.73 mi (1,673.29 km) |
| Kyustendil to Oudenaarde | 1,077.69 mi (1,734.38 km) |
| Kyustendil to Oudenburg | 1,111.21 mi (1,788.32 km) |
| Kyustendil to Oupeye | 994.03 mi (1,599.73 km) |
| Kyustendil to Overijse | 1,039.21 mi (1,672.44 km) |
| Kyustendil to Overpelt | 1,020.07 mi (1,641.64 km) |
| Kyustendil to Paal | 1,023.11 mi (1,646.53 km) |
| Kyustendil to Peer | 1,015.76 mi (1,634.70 km) |
| Kyustendil to Pepinster | 982.62 mi (1,581.37 km) |
| Kyustendil to Peruwelz | 1,068.50 mi (1,719.58 km) |
| Kyustendil to Perwez | 1,023.20 mi (1,646.68 km) |
| Kyustendil to Philippeville | 1,020.62 mi (1,642.54 km) |
