| Morgan Hill to Oerlinghausen | 5,591.41 mi (8,998.51 km) |
| Morgan Hill to Oestrich-Winkel | 5,680.37 mi (9,141.68 km) |
| Morgan Hill to Offenburg | 5,761.71 mi (9,272.57 km) |
| Morgan Hill to Oftersheim | 5,730.73 mi (9,222.71 km) |
| Morgan Hill to Ohrdruf | 5,707.92 mi (9,186.01 km) |
| Morgan Hill to Ohringen | 5,765.19 mi (9,278.18 km) |
| Morgan Hill to Olbernhau | 5,783.02 mi (9,306.87 km) |
| Morgan Hill to Olching | 5,870.01 mi (9,446.87 km) |
| Morgan Hill to Oldenburg | 5,515.74 mi (8,876.73 km) |
| Morgan Hill to Oldenburg in Holstein | 5,518.93 mi (8,881.86 km) |
| Morgan Hill to Olfen | 5,570.88 mi (8,965.46 km) |
| Morgan Hill to Olpe | 5,620.77 mi (9,045.75 km) |
| Morgan Hill to Olsberg | 5,620.13 mi (9,044.73 km) |
| Morgan Hill to Oranienburg | 5,662.05 mi (9,112.18 km) |
| Morgan Hill to Ortenberg | 5,689.69 mi (9,156.67 km) |
