| East Palo Alto to Oerlinghausen | 5,583.91 mi (8,986.44 km) |
| East Palo Alto to Oestrich-Winkel | 5,673.82 mi (9,131.13 km) |
| East Palo Alto to Offenburg | 5,755.76 mi (9,263.00 km) |
| East Palo Alto to Oftersheim | 5,724.23 mi (9,212.25 km) |
| East Palo Alto to Ohrdruf | 5,700.21 mi (9,173.60 km) |
| East Palo Alto to Ohringen | 5,758.47 mi (9,267.35 km) |
| East Palo Alto to Olbernhau | 5,774.55 mi (9,293.23 km) |
| East Palo Alto to Olching | 5,863.06 mi (9,435.68 km) |
| East Palo Alto to Oldenburg | 5,507.93 mi (8,864.16 km) |
| East Palo Alto to Oldenburg in Holstein | 5,509.91 mi (8,867.35 km) |
| East Palo Alto to Olfen | 5,563.86 mi (8,954.17 km) |
| East Palo Alto to Olpe | 5,613.88 mi (9,034.66 km) |
| East Palo Alto to Olsberg | 5,612.92 mi (9,033.12 km) |
| East Palo Alto to Oranienburg | 5,652.89 mi (9,097.44 km) |
| East Palo Alto to Ortenberg | 5,682.67 mi (9,145.38 km) |
