| Karhula to Arcozelo | 2,012.00 mi (3,238.00 km) |
| Karhula to Arganil | 2,041.31 mi (3,285.16 km) |
| Karhula to Arouca | 2,006.75 mi (3,229.55 km) |
| Karhula to Arruda dos Vinhos | 2,142.14 mi (3,447.45 km) |
| Karhula to Aveiro | 2,035.97 mi (3,276.58 km) |
| Karhula to Aver-o-Mar | 1,996.57 mi (3,213.17 km) |
| Karhula to Aves | 1,980.15 mi (3,186.74 km) |
| Karhula to Azambuja | 2,131.35 mi (3,430.07 km) |
| Karhula to Baiao | 1,987.25 mi (3,198.17 km) |
| Karhula to Barcelos | 1,985.61 mi (3,195.54 km) |
| Karhula to Barreiro | 2,160.27 mi (3,476.62 km) |
| Karhula to Batalha | 2,096.09 mi (3,373.33 km) |
| Karhula to Beja | 2,161.62 mi (3,478.79 km) |
| Karhula to Belas | 2,160.22 mi (3,476.53 km) |
| Karhula to Benavente | 2,135.06 mi (3,436.05 km) |
