| Constanta to Imatra | 1,175.75 mi (1,892.18 km) |
| Constanta to Jakobstad | 1,367.39 mi (2,200.60 km) |
| Constanta to Jamsa | 1,230.91 mi (1,980.95 km) |
| Constanta to Janakkala | 1,168.83 mi (1,881.05 km) |
| Constanta to Jarvenpaa | 1,136.27 mi (1,828.65 km) |
| Constanta to Joensuu | 1,274.40 mi (2,050.95 km) |
| Constanta to Joutseno | 1,171.58 mi (1,885.47 km) |
| Constanta to Jyvaskyla | 1,254.28 mi (2,018.56 km) |
| Constanta to Jyvaskylan Maalaiskunta | 1,257.52 mi (2,023.78 km) |
| Constanta to Kaarina | 1,151.21 mi (1,852.70 km) |
| Constanta to Kajaani | 1,386.77 mi (2,231.80 km) |
| Constanta to Kalajoki | 1,400.70 mi (2,254.22 km) |
| Constanta to Kangasala | 1,209.53 mi (1,946.55 km) |
| Constanta to Kankaanpaa | 1,244.26 mi (2,002.45 km) |
| Constanta to Karhula | 1,131.77 mi (1,821.41 km) |
