| Sint-Niklaas to Oschersleben | 310.94 mi (500.42 km) |
| Sint-Niklaas to Osnabruck | 184.50 mi (296.92 km) |
| Sint-Niklaas to Ostbevern | 170.31 mi (274.09 km) |
| Sint-Niklaas to Osterburg | 343.35 mi (552.58 km) |
| Sint-Niklaas to Ostercappeln | 193.43 mi (311.30 km) |
| Sint-Niklaas to Osterhofen | 429.99 mi (692.00 km) |
| Sint-Niklaas to Osterholz-Scharmbeck | 243.09 mi (391.22 km) |
| Sint-Niklaas to Osternienburg | 341.84 mi (550.14 km) |
| Sint-Niklaas to Osterode | 266.25 mi (428.49 km) |
| Sint-Niklaas to Osterwieck | 287.99 mi (463.48 km) |
| Sint-Niklaas to Ostfildern | 282.76 mi (455.06 km) |
| Sint-Niklaas to Osthofen | 210.31 mi (338.47 km) |
| Sint-Niklaas to Ostrhauderfehn | 199.88 mi (321.68 km) |
| Sint-Niklaas to Ostringen | 243.04 mi (391.13 km) |
| Sint-Niklaas to Oststeinbek | 302.83 mi (487.36 km) |
