| Cornelius to Oerlinghausen | 4,321.49 mi (6,954.76 km) |
| Cornelius to Oestrich-Winkel | 4,349.44 mi (6,999.75 km) |
| Cornelius to Offenburg | 4,390.18 mi (7,065.31 km) |
| Cornelius to Oftersheim | 4,391.12 mi (7,066.83 km) |
| Cornelius to Ohrdruf | 4,435.05 mi (7,137.53 km) |
| Cornelius to Ohringen | 4,433.50 mi (7,135.03 km) |
| Cornelius to Olbernhau | 4,542.02 mi (7,309.67 km) |
| Cornelius to Olching | 4,538.24 mi (7,303.59 km) |
| Cornelius to Oldenburg | 4,272.23 mi (6,875.49 km) |
| Cornelius to Oldenburg in Holstein | 4,341.16 mi (6,986.42 km) |
| Cornelius to Olfen | 4,277.83 mi (6,884.50 km) |
| Cornelius to Olpe | 4,314.60 mi (6,943.67 km) |
| Cornelius to Olsberg | 4,331.26 mi (6,970.49 km) |
| Cornelius to Oranienburg | 4,473.84 mi (7,199.95 km) |
| Cornelius to Ortenberg | 4,381.99 mi (7,052.13 km) |
