| Issum to Felgueiras | 985.72 mi (1,586.37 km) |
| Issum to Ferreira do Zezere | 1,080.45 mi (1,738.82 km) |
| Issum to Figueira da Foz | 1,072.62 mi (1,726.22 km) |
| Issum to Funchal | 1,755.36 mi (2,824.98 km) |
| Issum to Fundao | 1,030.98 mi (1,659.20 km) |
| Issum to Gafanha da Nazare | 1,041.86 mi (1,676.71 km) |
| Issum to Gondomar | 1,008.29 mi (1,622.69 km) |
| Issum to Gouveia | 1,013.59 mi (1,631.21 km) |
| Issum to Grandola | 1,174.98 mi (1,890.95 km) |
| Issum to Guarda | 1,003.43 mi (1,614.87 km) |
| Issum to Guimaraes | 984.62 mi (1,584.59 km) |
| Issum to Horta | 1,908.03 mi (3,070.68 km) |
| Issum to Idanha-a-Nova | 1,035.12 mi (1,665.86 km) |
| Issum to Ilhavo | 1,042.20 mi (1,677.27 km) |
| Issum to Lagoa | 1,232.25 mi (1,983.12 km) |
