| San Severo to Oerlinghausen | 776.60 mi (1,249.81 km) |
| San Severo to Oestrich-Winkel | 674.08 mi (1,084.82 km) |
| San Severo to Offenburg | 591.74 mi (952.32 km) |
| San Severo to Oftersheim | 623.43 mi (1,003.31 km) |
| San Severo to Ohrdruf | 668.58 mi (1,075.98 km) |
| San Severo to Ohringen | 591.26 mi (951.54 km) |
| San Severo to Olbernhau | 627.49 mi (1,009.85 km) |
| San Severo to Olching | 491.21 mi (790.53 km) |
| San Severo to Oldenburg | 858.00 mi (1,380.82 km) |
| San Severo to Oldenburg in Holstein | 894.91 mi (1,440.22 km) |
| San Severo to Olfen | 788.20 mi (1,268.48 km) |
| San Severo to Olpe | 736.87 mi (1,185.87 km) |
| San Severo to Olsberg | 742.51 mi (1,194.95 km) |
| San Severo to Oranienburg | 770.62 mi (1,240.19 km) |
| San Severo to Ortenberg | 670.32 mi (1,078.78 km) |
