| Guarda to Orthez | 393.75 mi (633.69 km) |
| Guarda to Orvault | 545.17 mi (877.36 km) |
| Guarda to Osny | 746.63 mi (1,201.58 km) |
| Guarda to Ostwald | 922.44 mi (1,484.52 km) |
| Guarda to Ouistreham | 695.72 mi (1,119.65 km) |
| Guarda to Oullins | 708.17 mi (1,139.68 km) |
| Guarda to Outreau | 823.24 mi (1,324.87 km) |
| Guarda to Oyonnax | 761.21 mi (1,225.05 km) |
| Guarda to Ozoir-la-Ferriere | 751.51 mi (1,209.43 km) |
| Guarda to Pace | 593.13 mi (954.55 km) |
| Guarda to Palaiseau | 734.63 mi (1,182.28 km) |
| Guarda to Pamiers | 493.57 mi (794.32 km) |
| Guarda to Panazol | 568.62 mi (915.10 km) |
| Guarda to Pantin | 748.66 mi (1,204.86 km) |
| Guarda to Paray-le-Monial | 703.65 mi (1,132.42 km) |
