| Benicia to Oerlinghausen | 5,547.50 mi (8,927.84 km) |
| Benicia to Oestrich-Winkel | 5,637.98 mi (9,073.45 km) |
| Benicia to Offenburg | 5,720.29 mi (9,205.92 km) |
| Benicia to Oftersheim | 5,688.42 mi (9,154.62 km) |
| Benicia to Ohrdruf | 5,663.67 mi (9,114.80 km) |
| Benicia to Ohringen | 5,722.51 mi (9,209.50 km) |
| Benicia to Olbernhau | 5,737.56 mi (9,233.72 km) |
| Benicia to Olching | 5,826.96 mi (9,377.59 km) |
| Benicia to Oldenburg | 5,471.34 mi (8,805.27 km) |
| Benicia to Oldenburg in Holstein | 5,472.64 mi (8,807.36 km) |
| Benicia to Olfen | 5,527.74 mi (8,896.03 km) |
| Benicia to Olpe | 5,577.83 mi (8,976.66 km) |
| Benicia to Olsberg | 5,576.68 mi (8,974.80 km) |
| Benicia to Oranienburg | 5,615.52 mi (9,037.31 km) |
| Benicia to Ortenberg | 5,646.55 mi (9,087.25 km) |
