| Sint-Gillis-Waas to Novi di Modena | 537.14 mi (864.44 km) |
| Sint-Gillis-Waas to Novi Ligure | 495.42 mi (797.29 km) |
| Sint-Gillis-Waas to Nuoro | 793.46 mi (1,276.96 km) |
| Sint-Gillis-Waas to Occhiobello | 554.35 mi (892.13 km) |
| Sint-Gillis-Waas to Oderzo | 536.14 mi (862.84 km) |
| Sint-Gillis-Waas to Oggiono | 445.09 mi (716.31 km) |
| Sint-Gillis-Waas to Olbia | 756.49 mi (1,217.45 km) |
| Sint-Gillis-Waas to Oleggio | 439.70 mi (707.63 km) |
| Sint-Gillis-Waas to Olgiate Comasco | 435.94 mi (701.58 km) |
| Sint-Gillis-Waas to Olgiate Olona | 443.16 mi (713.19 km) |
| Sint-Gillis-Waas to Omegna | 417.64 mi (672.12 km) |
| Sint-Gillis-Waas to Opera | 465.99 mi (749.94 km) |
| Sint-Gillis-Waas to Oppeano | 521.79 mi (839.74 km) |
| Sint-Gillis-Waas to Orbassano | 456.99 mi (735.46 km) |
| Sint-Gillis-Waas to Orbetello | 692.28 mi (1,114.12 km) |
