| Dumbarton to Oschatz | 789.39 mi (1,270.39 km) |
| Dumbarton to Oschersleben | 695.70 mi (1,119.62 km) |
| Dumbarton to Osnabruck | 569.18 mi (916.00 km) |
| Dumbarton to Ostbevern | 570.87 mi (918.73 km) |
| Dumbarton to Osterburg | 690.99 mi (1,112.03 km) |
| Dumbarton to Ostercappeln | 573.43 mi (922.85 km) |
| Dumbarton to Osterhofen | 891.72 mi (1,435.09 km) |
| Dumbarton to Osterholz-Scharmbeck | 566.46 mi (911.63 km) |
| Dumbarton to Osternienburg | 731.52 mi (1,177.27 km) |
| Dumbarton to Osterode | 669.06 mi (1,076.75 km) |
| Dumbarton to Osterwieck | 677.67 mi (1,090.61 km) |
| Dumbarton to Ostfildern | 764.88 mi (1,230.96 km) |
| Dumbarton to Osthofen | 687.94 mi (1,107.14 km) |
| Dumbarton to Ostrhauderfehn | 525.32 mi (845.41 km) |
| Dumbarton to Ostringen | 723.80 mi (1,164.84 km) |
