| Garner to Oerlinghausen | 4,221.70 mi (6,794.17 km) |
| Garner to Oestrich-Winkel | 4,246.60 mi (6,834.24 km) |
| Garner to Offenburg | 4,285.24 mi (6,896.43 km) |
| Garner to Oftersheim | 4,287.65 mi (6,900.30 km) |
| Garner to Ohrdruf | 4,334.45 mi (6,975.62 km) |
| Garner to Ohringen | 4,330.16 mi (6,968.72 km) |
| Garner to Olbernhau | 4,442.28 mi (7,149.16 km) |
| Garner to Olching | 4,434.32 mi (7,136.36 km) |
| Garner to Oldenburg | 4,174.04 mi (6,717.47 km) |
| Garner to Oldenburg in Holstein | 4,245.74 mi (6,832.86 km) |
| Garner to Olfen | 4,177.20 mi (6,722.56 km) |
| Garner to Olpe | 4,213.12 mi (6,780.36 km) |
| Garner to Olsberg | 4,230.51 mi (6,808.35 km) |
| Garner to Oranienburg | 4,377.04 mi (7,044.17 km) |
| Garner to Ortenberg | 4,280.05 mi (6,888.07 km) |
