| Saint Andrews to Oerlinghausen | 552.49 mi (889.14 km) |
| Saint Andrews to Oestrich-Winkel | 624.62 mi (1,005.24 km) |
| Saint Andrews to Offenburg | 705.81 mi (1,135.89 km) |
| Saint Andrews to Oftersheim | 674.63 mi (1,085.71 km) |
| Saint Andrews to Ohrdruf | 671.18 mi (1,080.16 km) |
| Saint Andrews to Ohringen | 710.50 mi (1,143.44 km) |
| Saint Andrews to Olbernhau | 767.33 mi (1,234.90 km) |
| Saint Andrews to Olching | 817.09 mi (1,314.99 km) |
| Saint Andrews to Oldenburg | 490.76 mi (789.80 km) |
| Saint Andrews to Oldenburg in Holstein | 554.90 mi (893.02 km) |
| Saint Andrews to Olfen | 521.34 mi (839.02 km) |
| Saint Andrews to Olpe | 568.57 mi (915.02 km) |
| Saint Andrews to Olsberg | 573.53 mi (923.01 km) |
| Saint Andrews to Oranienburg | 686.66 mi (1,105.07 km) |
| Saint Andrews to Ortenberg | 638.71 mi (1,027.91 km) |
