| Carrigaline to Novi di Modena | 1,002.31 mi (1,613.06 km) |
| Carrigaline to Novi Ligure | 924.64 mi (1,488.06 km) |
| Carrigaline to Nuoro | 1,157.57 mi (1,862.93 km) |
| Carrigaline to Occhiobello | 1,028.44 mi (1,655.12 km) |
| Carrigaline to Oderzo | 1,033.19 mi (1,662.76 km) |
| Carrigaline to Oggiono | 905.39 mi (1,457.09 km) |
| Carrigaline to Olbia | 1,132.33 mi (1,822.31 km) |
| Carrigaline to Oleggio | 884.06 mi (1,422.76 km) |
| Carrigaline to Olgiate Comasco | 890.08 mi (1,432.45 km) |
| Carrigaline to Olgiate Olona | 892.64 mi (1,436.56 km) |
| Carrigaline to Omegna | 864.13 mi (1,390.68 km) |
| Carrigaline to Opera | 915.78 mi (1,473.80 km) |
| Carrigaline to Oppeano | 997.68 mi (1,605.62 km) |
| Carrigaline to Orbassano | 866.01 mi (1,393.72 km) |
| Carrigaline to Orbetello | 1,120.71 mi (1,803.61 km) |
