| Serpa to Isny im Allgau | 1,114.82 mi (1,794.13 km) |
| Serpa to Isselburg | 1,176.62 mi (1,893.59 km) |
| Serpa to Issum | 1,160.10 mi (1,867.00 km) |
| Serpa to Itzehoe | 1,369.09 mi (2,203.33 km) |
| Serpa to Jena | 1,296.69 mi (2,086.83 km) |
| Serpa to Jever | 1,306.99 mi (2,103.39 km) |
| Serpa to Jork | 1,354.26 mi (2,179.48 km) |
| Serpa to Juchen | 1,139.87 mi (1,834.45 km) |
| Serpa to Julich | 1,126.56 mi (1,813.02 km) |
| Serpa to Juterbog | 1,391.85 mi (2,239.96 km) |
| Serpa to Kaarst | 1,149.13 mi (1,849.34 km) |
| Serpa to Kaiserslautern | 1,100.75 mi (1,771.48 km) |
| Serpa to Kalkar | 1,166.83 mi (1,877.83 km) |
| Serpa to Kall | 1,113.57 mi (1,792.12 km) |
| Serpa to Kaltenkirchen | 1,377.33 mi (2,216.59 km) |
