| Sumperk to Oestrich-Winkel | 398.32 mi (641.04 km) |
| Sumperk to Offenburg | 420.52 mi (676.77 km) |
| Sumperk to Oftersheim | 377.05 mi (606.80 km) |
| Sumperk to Ohrdruf | 281.05 mi (452.30 km) |
| Sumperk to Ohringen | 338.67 mi (545.03 km) |
| Sumperk to Olbernhau | 167.62 mi (269.76 km) |
| Sumperk to Olching | 283.35 mi (456.01 km) |
| Sumperk to Oldenburg | 435.17 mi (700.34 km) |
| Sumperk to Oldenburg in Holstein | 395.13 mi (635.90 km) |
| Sumperk to Olfen | 435.09 mi (700.21 km) |
| Sumperk to Olpe | 407.89 mi (656.44 km) |
| Sumperk to Olsberg | 383.63 mi (617.40 km) |
| Sumperk to Oranienburg | 251.10 mi (404.11 km) |
| Sumperk to Ortenberg | 351.24 mi (565.26 km) |
| Sumperk to Oschatz | 192.78 mi (310.25 km) |
