| Castlebar to Imatra | 1,475.04 mi (2,373.85 km) |
| Castlebar to Jakobstad | 1,311.28 mi (2,110.30 km) |
| Castlebar to Jamsa | 1,362.02 mi (2,191.95 km) |
| Castlebar to Janakkala | 1,336.37 mi (2,150.68 km) |
| Castlebar to Jarvenpaa | 1,348.47 mi (2,170.16 km) |
| Castlebar to Joensuu | 1,513.94 mi (2,436.45 km) |
| Castlebar to Joutseno | 1,466.01 mi (2,359.31 km) |
| Castlebar to Jyvaskyla | 1,383.68 mi (2,226.82 km) |
| Castlebar to Jyvaskylan Maalaiskunta | 1,384.17 mi (2,227.61 km) |
| Castlebar to Kaarina | 1,255.53 mi (2,020.58 km) |
| Castlebar to Kajaani | 1,468.45 mi (2,363.24 km) |
| Castlebar to Kalajoki | 1,359.20 mi (2,187.42 km) |
| Castlebar to Kangasala | 1,321.75 mi (2,127.15 km) |
| Castlebar to Kankaanpaa | 1,271.75 mi (2,046.69 km) |
| Castlebar to Karhula | 1,411.26 mi (2,271.21 km) |
