| Cologno al Serio to Olivenza | 981.15 mi (1,579.01 km) |
| Cologno al Serio to Olot | 428.90 mi (690.25 km) |
| Cologno al Serio to Onate | 623.75 mi (1,003.82 km) |
| Cologno al Serio to Onda | 636.53 mi (1,024.40 km) |
| Cologno al Serio to Onteniente | 703.61 mi (1,132.36 km) |
| Cologno al Serio to Orihuela | 752.95 mi (1,211.76 km) |
| Cologno al Serio to Osuna | 957.16 mi (1,540.40 km) |
| Cologno al Serio to Ourense | 899.83 mi (1,448.14 km) |
| Cologno al Serio to Oviedo | 780.37 mi (1,255.88 km) |
| Cologno al Serio to Paiporta | 667.30 mi (1,073.92 km) |
| Cologno al Serio to Pajara | 1,760.57 mi (2,833.37 km) |
| Cologno al Serio to Palafolls | 440.10 mi (708.28 km) |
| Cologno al Serio to Palafrugell | 412.81 mi (664.35 km) |
| Cologno al Serio to Palamos | 417.34 mi (671.65 km) |
| Cologno al Serio to Palencia | 750.12 mi (1,207.21 km) |
