| Santo Tirso to Oschatz | 1,231.31 mi (1,981.59 km) |
| Santo Tirso to Oschersleben | 1,184.44 mi (1,906.18 km) |
| Santo Tirso to Osnabruck | 1,082.61 mi (1,742.29 km) |
| Santo Tirso to Ostbevern | 1,065.44 mi (1,714.67 km) |
| Santo Tirso to Osterburg | 1,230.59 mi (1,980.44 km) |
| Santo Tirso to Ostercappeln | 1,091.56 mi (1,756.69 km) |
| Santo Tirso to Osterhofen | 1,161.02 mi (1,868.48 km) |
| Santo Tirso to Osterholz-Scharmbeck | 1,147.18 mi (1,846.21 km) |
| Santo Tirso to Osternienburg | 1,205.38 mi (1,939.87 km) |
| Santo Tirso to Osterode | 1,137.73 mi (1,831.00 km) |
| Santo Tirso to Osterwieck | 1,163.24 mi (1,872.05 km) |
| Santo Tirso to Ostfildern | 1,001.30 mi (1,611.44 km) |
| Santo Tirso to Osthofen | 994.31 mi (1,600.18 km) |
| Santo Tirso to Ostrhauderfehn | 1,105.13 mi (1,778.53 km) |
| Santo Tirso to Ostringen | 993.62 mi (1,599.08 km) |
