| Castelo Branco to Imatra | 2,123.55 mi (3,417.52 km) |
| Castelo Branco to Jakobstad | 2,054.22 mi (3,305.95 km) |
| Castelo Branco to Jamsa | 2,045.02 mi (3,291.14 km) |
| Castelo Branco to Janakkala | 1,994.85 mi (3,210.40 km) |
| Castelo Branco to Jarvenpaa | 1,991.62 mi (3,205.20 km) |
| Castelo Branco to Joensuu | 2,197.36 mi (3,536.31 km) |
| Castelo Branco to Joutseno | 2,113.78 mi (3,401.80 km) |
| Castelo Branco to Jyvaskyla | 2,074.25 mi (3,338.19 km) |
| Castelo Branco to Jyvaskylan Maalaiskunta | 2,076.02 mi (3,341.02 km) |
| Castelo Branco to Kaarina | 1,910.65 mi (3,074.89 km) |
| Castelo Branco to Kajaani | 2,200.45 mi (3,541.29 km) |
| Castelo Branco to Kalajoki | 2,109.67 mi (3,395.19 km) |
| Castelo Branco to Kangasala | 1,999.09 mi (3,217.22 km) |
| Castelo Branco to Kankaanpaa | 1,967.80 mi (3,166.86 km) |
| Castelo Branco to Karhula | 2,047.49 mi (3,295.12 km) |
