| Southgate to Orthez | 563.46 mi (906.80 km) |
| Southgate to Orvault | 308.63 mi (496.68 km) |
| Southgate to Osny | 202.23 mi (325.46 km) |
| Southgate to Ostwald | 407.21 mi (655.34 km) |
| Southgate to Ouistreham | 162.64 mi (261.74 km) |
| Southgate to Oullins | 466.45 mi (750.67 km) |
| Southgate to Outreau | 98.30 mi (158.20 km) |
| Southgate to Oyonnax | 454.44 mi (731.35 km) |
| Southgate to Ozoir-la-Ferriere | 232.94 mi (374.87 km) |
| Southgate to Pace | 251.61 mi (404.93 km) |
| Southgate to Palaiseau | 227.22 mi (365.68 km) |
| Southgate to Pamiers | 593.89 mi (955.77 km) |
| Southgate to Panazol | 405.53 mi (652.64 km) |
| Southgate to Pantin | 219.47 mi (353.20 km) |
| Southgate to Paray-le-Monial | 406.16 mi (653.65 km) |
