| Thetford to Imatra | 1,207.80 mi (1,943.76 km) |
| Thetford to Jakobstad | 1,107.39 mi (1,782.17 km) |
| Thetford to Jamsa | 1,114.53 mi (1,793.67 km) |
| Thetford to Janakkala | 1,072.10 mi (1,725.37 km) |
| Thetford to Jarvenpaa | 1,074.88 mi (1,729.85 km) |
| Thetford to Joensuu | 1,269.69 mi (2,043.37 km) |
| Thetford to Joutseno | 1,198.11 mi (1,928.18 km) |
| Thetford to Jyvaskyla | 1,141.83 mi (1,837.59 km) |
| Thetford to Jyvaskylan Maalaiskunta | 1,143.21 mi (1,839.81 km) |
| Thetford to Kaarina | 986.98 mi (1,588.38 km) |
| Thetford to Kajaani | 1,258.02 mi (2,024.59 km) |
| Thetford to Kalajoki | 1,162.01 mi (1,870.07 km) |
| Thetford to Kangasala | 1,069.54 mi (1,721.26 km) |
| Thetford to Kankaanpaa | 1,031.48 mi (1,660.00 km) |
| Thetford to Karhula | 1,135.09 mi (1,826.76 km) |
