| Ispica to Oerlinghausen | 1,092.30 mi (1,757.88 km) |
| Ispica to Oestrich-Winkel | 975.65 mi (1,570.16 km) |
| Ispica to Offenburg | 880.61 mi (1,417.20 km) |
| Ispica to Oftersheim | 925.43 mi (1,489.34 km) |
| Ispica to Ohrdruf | 991.98 mi (1,596.44 km) |
| Ispica to Ohringen | 899.67 mi (1,447.88 km) |
| Ispica to Olbernhau | 962.38 mi (1,548.79 km) |
| Ispica to Olching | 809.42 mi (1,302.64 km) |
| Ispica to Oldenburg | 1,175.45 mi (1,891.71 km) |
| Ispica to Oldenburg in Holstein | 1,225.30 mi (1,971.92 km) |
| Ispica to Olfen | 1,095.39 mi (1,762.86 km) |
| Ispica to Olpe | 1,043.28 mi (1,678.99 km) |
| Ispica to Olsberg | 1,054.66 mi (1,697.31 km) |
| Ispica to Oranienburg | 1,106.43 mi (1,780.63 km) |
| Ispica to Ortenberg | 981.58 mi (1,579.69 km) |
