| East Rancho Dominguez to Oerlinghausen | 5,692.49 mi (9,161.18 km) |
| East Rancho Dominguez to Oestrich-Winkel | 5,773.63 mi (9,291.76 km) |
| East Rancho Dominguez to Offenburg | 5,849.89 mi (9,414.49 km) |
| East Rancho Dominguez to Oftersheim | 5,823.41 mi (9,371.87 km) |
| East Rancho Dominguez to Ohrdruf | 5,810.36 mi (9,350.88 km) |
| East Rancho Dominguez to Ohringen | 5,859.61 mi (9,430.13 km) |
| East Rancho Dominguez to Olbernhau | 5,891.32 mi (9,481.16 km) |
| East Rancho Dominguez to Olching | 5,965.97 mi (9,601.31 km) |
| East Rancho Dominguez to Oldenburg | 5,619.53 mi (9,043.75 km) |
| East Rancho Dominguez to Oldenburg in Holstein | 5,632.22 mi (9,064.18 km) |
| East Rancho Dominguez to Olfen | 5,668.20 mi (9,122.08 km) |
| East Rancho Dominguez to Olpe | 5,716.88 mi (9,200.43 km) |
| East Rancho Dominguez to Olsberg | 5,718.83 mi (9,203.58 km) |
| East Rancho Dominguez to Oranienburg | 5,776.12 mi (9,295.77 km) |
| East Rancho Dominguez to Ortenberg | 5,786.62 mi (9,312.67 km) |
