| San Gwann to Isny im Allgau | 845.21 mi (1,360.24 km) |
| San Gwann to Isselburg | 1,168.64 mi (1,880.75 km) |
| San Gwann to Issum | 1,150.67 mi (1,851.82 km) |
| San Gwann to Itzehoe | 1,267.44 mi (2,039.74 km) |
| San Gwann to Jena | 1,047.52 mi (1,685.82 km) |
| San Gwann to Jever | 1,261.18 mi (2,029.67 km) |
| San Gwann to Jork | 1,239.62 mi (1,994.98 km) |
| San Gwann to Juchen | 1,121.59 mi (1,805.02 km) |
| San Gwann to Julich | 1,112.83 mi (1,790.93 km) |
| San Gwann to Juterbog | 1,113.43 mi (1,791.90 km) |
| San Gwann to Kaarst | 1,126.93 mi (1,813.61 km) |
| San Gwann to Kaiserslautern | 994.37 mi (1,600.29 km) |
| San Gwann to Kalkar | 1,165.58 mi (1,875.82 km) |
| San Gwann to Kall | 1,085.94 mi (1,747.65 km) |
| San Gwann to Kaltenkirchen | 1,257.82 mi (2,024.27 km) |
