| Atascadero to Oerlinghausen | 5,666.04 mi (9,118.61 km) |
| Atascadero to Oestrich-Winkel | 5,752.19 mi (9,257.25 km) |
| Atascadero to Offenburg | 5,831.70 mi (9,385.21 km) |
| Atascadero to Oftersheim | 5,802.36 mi (9,337.99 km) |
| Atascadero to Ohrdruf | 5,783.11 mi (9,307.02 km) |
| Atascadero to Ohringen | 5,837.48 mi (9,394.52 km) |
| Atascadero to Olbernhau | 5,860.38 mi (9,431.36 km) |
| Atascadero to Olching | 5,942.93 mi (9,564.22 km) |
| Atascadero to Oldenburg | 5,591.31 mi (8,998.35 km) |
| Atascadero to Oldenburg in Holstein | 5,597.93 mi (9,009.00 km) |
| Atascadero to Olfen | 5,644.12 mi (9,083.33 km) |
| Atascadero to Olpe | 5,693.59 mi (9,162.95 km) |
| Atascadero to Olsberg | 5,693.91 mi (9,163.46 km) |
| Atascadero to Oranienburg | 5,741.41 mi (9,239.90 km) |
| Atascadero to Ortenberg | 5,762.86 mi (9,274.43 km) |
