| Douarnenez to Isselburg | 544.31 mi (875.98 km) |
| Douarnenez to Issum | 534.62 mi (860.38 km) |
| Douarnenez to Itzehoe | 722.47 mi (1,162.71 km) |
| Douarnenez to Jena | 738.80 mi (1,188.99 km) |
| Douarnenez to Jever | 653.07 mi (1,051.02 km) |
| Douarnenez to Jork | 716.18 mi (1,152.58 km) |
| Douarnenez to Juchen | 527.12 mi (848.32 km) |
| Douarnenez to Julich | 517.28 mi (832.48 km) |
| Douarnenez to Juterbog | 815.52 mi (1,312.45 km) |
| Douarnenez to Kaarst | 534.46 mi (860.13 km) |
| Douarnenez to Kaiserslautern | 558.23 mi (898.38 km) |
| Douarnenez to Kalkar | 534.86 mi (860.78 km) |
| Douarnenez to Kall | 518.00 mi (833.64 km) |
| Douarnenez to Kaltenkirchen | 735.78 mi (1,184.12 km) |
| Douarnenez to Kamen | 585.73 mi (942.65 km) |
