| Castano Primo to Imatra | 1,347.22 mi (2,168.14 km) |
| Castano Primo to Jakobstad | 1,363.31 mi (2,194.04 km) |
| Castano Primo to Jamsa | 1,303.71 mi (2,098.11 km) |
| Castano Primo to Janakkala | 1,241.15 mi (1,997.44 km) |
| Castano Primo to Jarvenpaa | 1,227.00 mi (1,974.66 km) |
| Castano Primo to Joensuu | 1,438.79 mi (2,315.51 km) |
| Castano Primo to Joutseno | 1,337.99 mi (2,153.28 km) |
| Castano Primo to Jyvaskyla | 1,335.26 mi (2,148.89 km) |
| Castano Primo to Jyvaskylan Maalaiskunta | 1,337.82 mi (2,153.02 km) |
| Castano Primo to Kaarina | 1,166.48 mi (1,877.27 km) |
| Castano Primo to Kajaani | 1,481.25 mi (2,383.84 km) |
| Castano Primo to Kalajoki | 1,418.32 mi (2,282.57 km) |
| Castano Primo to Kangasala | 1,259.42 mi (2,026.83 km) |
| Castano Primo to Kankaanpaa | 1,247.91 mi (2,008.31 km) |
| Castano Primo to Karhula | 1,271.05 mi (2,045.56 km) |
