| Carrick on Shannon to Olivenza | 1,055.28 mi (1,698.31 km) |
| Carrick on Shannon to Olot | 946.01 mi (1,522.45 km) |
| Carrick on Shannon to Onate | 796.80 mi (1,282.33 km) |
| Carrick on Shannon to Onda | 1,032.71 mi (1,661.99 km) |
| Carrick on Shannon to Onteniente | 1,102.60 mi (1,774.46 km) |
| Carrick on Shannon to Orihuela | 1,146.72 mi (1,845.46 km) |
| Carrick on Shannon to Osuna | 1,163.38 mi (1,872.28 km) |
| Carrick on Shannon to Ourense | 802.08 mi (1,290.82 km) |
| Carrick on Shannon to Oviedo | 738.36 mi (1,188.28 km) |
| Carrick on Shannon to Paiporta | 1,065.43 mi (1,714.64 km) |
| Carrick on Shannon to Pajara | 1,794.24 mi (2,887.56 km) |
| Carrick on Shannon to Palafolls | 983.70 mi (1,583.11 km) |
| Carrick on Shannon to Palafrugell | 978.25 mi (1,574.33 km) |
| Carrick on Shannon to Palamos | 981.79 mi (1,580.04 km) |
| Carrick on Shannon to Palencia | 840.12 mi (1,352.05 km) |
