| Cary to Oerlinghausen | 4,225.30 mi (6,799.96 km) |
| Cary to Oestrich-Winkel | 4,250.68 mi (6,840.81 km) |
| Cary to Offenburg | 4,289.67 mi (6,903.55 km) |
| Cary to Oftersheim | 4,291.83 mi (6,907.03 km) |
| Cary to Ohrdruf | 4,338.18 mi (6,981.62 km) |
| Cary to Ohringen | 4,334.32 mi (6,975.42 km) |
| Cary to Olbernhau | 4,445.88 mi (7,154.95 km) |
| Cary to Olching | 4,438.58 mi (7,143.21 km) |
| Cary to Oldenburg | 4,177.39 mi (6,722.86 km) |
| Cary to Oldenburg in Holstein | 4,248.68 mi (6,837.59 km) |
| Cary to Olfen | 4,180.93 mi (6,728.56 km) |
| Cary to Olpe | 4,216.98 mi (6,786.58 km) |
| Cary to Olsberg | 4,234.26 mi (6,814.38 km) |
| Cary to Oranienburg | 4,380.19 mi (7,049.24 km) |
| Cary to Ortenberg | 4,283.99 mi (6,894.41 km) |
