| Aberbargoed to Orthez | 578.48 mi (930.98 km) |
| Aberbargoed to Orvault | 314.06 mi (505.43 km) |
| Aberbargoed to Osny | 295.63 mi (475.77 km) |
| Aberbargoed to Ostwald | 530.34 mi (853.50 km) |
| Aberbargoed to Ouistreham | 211.86 mi (340.95 km) |
| Aberbargoed to Oullins | 551.57 mi (887.67 km) |
| Aberbargoed to Outreau | 219.53 mi (353.30 km) |
| Aberbargoed to Oyonnax | 550.17 mi (885.41 km) |
| Aberbargoed to Ozoir-la-Ferriere | 329.59 mi (530.43 km) |
| Aberbargoed to Pace | 253.54 mi (408.03 km) |
| Aberbargoed to Palaiseau | 317.60 mi (511.13 km) |
| Aberbargoed to Pamiers | 634.14 mi (1,020.55 km) |
| Aberbargoed to Panazol | 454.15 mi (730.89 km) |
| Aberbargoed to Pantin | 314.63 mi (506.35 km) |
| Aberbargoed to Paray-le-Monial | 491.29 mi (790.66 km) |
