| Decatur to Orthez | 4,331.08 mi (6,970.20 km) |
| Decatur to Orvault | 4,167.55 mi (6,707.02 km) |
| Decatur to Osny | 4,257.41 mi (6,851.63 km) |
| Decatur to Ostwald | 4,495.84 mi (7,235.36 km) |
| Decatur to Ouistreham | 4,158.04 mi (6,691.72 km) |
| Decatur to Oullins | 4,485.96 mi (7,219.45 km) |
| Decatur to Outreau | 4,184.49 mi (6,734.29 km) |
| Decatur to Oyonnax | 4,500.29 mi (7,242.52 km) |
| Decatur to Ozoir-la-Ferriere | 4,291.38 mi (6,906.30 km) |
| Decatur to Pace | 4,133.11 mi (6,651.60 km) |
| Decatur to Palaiseau | 4,276.35 mi (6,882.12 km) |
| Decatur to Pamiers | 4,446.98 mi (7,156.73 km) |
| Decatur to Panazol | 4,337.45 mi (6,980.44 km) |
| Decatur to Pantin | 4,276.32 mi (6,882.08 km) |
| Decatur to Paray-le-Monial | 4,431.05 mi (7,131.08 km) |
