| Portchester to Isny im Allgau | 547.48 mi (881.08 km) |
| Portchester to Isselburg | 334.40 mi (538.16 km) |
| Portchester to Issum | 330.04 mi (531.14 km) |
| Portchester to Itzehoe | 495.91 mi (798.10 km) |
| Portchester to Jena | 553.20 mi (890.30 km) |
| Portchester to Jever | 425.64 mi (685.00 km) |
| Portchester to Jork | 493.29 mi (793.88 km) |
| Portchester to Juchen | 331.94 mi (534.21 km) |
| Portchester to Julich | 325.90 mi (524.49 km) |
| Portchester to Juterbog | 615.70 mi (990.88 km) |
| Portchester to Kaarst | 337.03 mi (542.40 km) |
| Portchester to Kaiserslautern | 404.99 mi (651.77 km) |
| Portchester to Kalkar | 326.08 mi (524.77 km) |
| Portchester to Kall | 336.13 mi (540.95 km) |
| Portchester to Kaltenkirchen | 510.83 mi (822.10 km) |
