| Longford to Orthez | 776.00 mi (1,248.86 km) |
| Longford to Orvault | 521.70 mi (839.60 km) |
| Longford to Osny | 532.88 mi (857.58 km) |
| Longford to Ostwald | 759.46 mi (1,222.23 km) |
| Longford to Ouistreham | 446.37 mi (718.37 km) |
| Longford to Oullins | 787.54 mi (1,267.42 km) |
| Longford to Outreau | 448.69 mi (722.10 km) |
| Longford to Oyonnax | 787.44 mi (1,267.26 km) |
| Longford to Ozoir-la-Ferriere | 566.78 mi (912.15 km) |
| Longford to Pace | 465.94 mi (749.85 km) |
| Longford to Palaiseau | 554.93 mi (893.07 km) |
| Longford to Pamiers | 849.04 mi (1,366.39 km) |
| Longford to Panazol | 678.71 mi (1,092.28 km) |
| Longford to Pantin | 551.86 mi (888.13 km) |
| Longford to Paray-le-Monial | 727.55 mi (1,170.88 km) |
