| Cape Girardeau to Opwijk | 4,423.00 mi (7,118.13 km) |
| Cape Girardeau to Ostend | 4,366.09 mi (7,026.55 km) |
| Cape Girardeau to Oud-Heverlee | 4,445.92 mi (7,155.01 km) |
| Cape Girardeau to Oud-Turnhout | 4,442.14 mi (7,148.94 km) |
| Cape Girardeau to Oudenaarde | 4,404.29 mi (7,088.02 km) |
| Cape Girardeau to Oudenburg | 4,370.54 mi (7,033.70 km) |
| Cape Girardeau to Oupeye | 4,487.49 mi (7,221.91 km) |
| Cape Girardeau to Overijse | 4,442.43 mi (7,149.40 km) |
| Cape Girardeau to Overpelt | 4,461.91 mi (7,180.74 km) |
| Cape Girardeau to Paal | 4,458.50 mi (7,175.27 km) |
| Cape Girardeau to Peer | 4,466.09 mi (7,187.48 km) |
| Cape Girardeau to Pepinster | 4,498.89 mi (7,240.27 km) |
| Cape Girardeau to Peruwelz | 4,414.37 mi (7,104.24 km) |
| Cape Girardeau to Perwez | 4,458.51 mi (7,175.27 km) |
| Cape Girardeau to Philippeville | 4,462.26 mi (7,181.32 km) |
