| Cologno al Serio to Orthez | 535.18 mi (861.29 km) |
| Cologno al Serio to Orvault | 551.17 mi (887.01 km) |
| Cologno al Serio to Osny | 430.54 mi (692.88 km) |
| Cologno al Serio to Ostwald | 225.34 mi (362.65 km) |
| Cologno al Serio to Ouistreham | 530.30 mi (853.43 km) |
| Cologno al Serio to Oullins | 236.41 mi (380.46 km) |
| Cologno al Serio to Outreau | 514.07 mi (827.32 km) |
| Cologno al Serio to Oyonnax | 199.85 mi (321.63 km) |
| Cologno al Serio to Ozoir-la-Ferriere | 396.49 mi (638.10 km) |
| Cologno al Serio to Pace | 569.60 mi (916.69 km) |
| Cologno al Serio to Palaiseau | 411.42 mi (662.12 km) |
| Cologno al Serio to Pamiers | 434.24 mi (698.84 km) |
| Cologno al Serio to Panazol | 404.98 mi (651.76 km) |
| Cologno al Serio to Pantin | 411.56 mi (662.35 km) |
| Cologno al Serio to Paray-le-Monial | 274.33 mi (441.49 km) |
