| Castlebar to Ploermel | 507.70 mi (817.07 km) |
| Castlebar to Ploufragan | 465.52 mi (749.18 km) |
| Castlebar to Plougastel-Daoulas | 435.05 mi (700.15 km) |
| Castlebar to Plouzane | 429.80 mi (691.70 km) |
| Castlebar to Poissy | 594.94 mi (957.47 km) |
| Castlebar to Poitiers | 658.09 mi (1,059.09 km) |
| Castlebar to Pont-a-Mousson | 743.26 mi (1,196.16 km) |
| Castlebar to Pont-du-Chateau | 787.16 mi (1,266.82 km) |
| Castlebar to Pont-Saint-Esprit | 912.87 mi (1,469.12 km) |
| Castlebar to Pont-Sainte-Maxence | 599.19 mi (964.31 km) |
| Castlebar to Pontarlier | 837.63 mi (1,348.03 km) |
| Castlebar to Pontchateau | 544.20 mi (875.80 km) |
| Castlebar to Pontivy | 485.56 mi (781.44 km) |
| Castlebar to Pontoise | 591.63 mi (952.14 km) |
| Castlebar to Pornic | 562.63 mi (905.46 km) |
