| Harrow Weald to Benavente | 963.65 mi (1,550.85 km) |
| Harrow Weald to Bombarral | 951.89 mi (1,531.91 km) |
| Harrow Weald to Bougado | 808.90 mi (1,301.80 km) |
| Harrow Weald to Braga | 792.50 mi (1,275.40 km) |
| Harrow Weald to Braganca | 741.43 mi (1,193.21 km) |
| Harrow Weald to Cabeceiras de Basto | 784.58 mi (1,262.66 km) |
| Harrow Weald to Cacem | 986.71 mi (1,587.96 km) |
| Harrow Weald to Cadaval | 952.91 mi (1,533.57 km) |
| Harrow Weald to Caldas da Rainha | 942.67 mi (1,517.07 km) |
| Harrow Weald to Calheta | 1,555.04 mi (2,502.59 km) |
| Harrow Weald to Camara de Lobos | 1,551.80 mi (2,497.38 km) |
| Harrow Weald to Canico | 1,551.67 mi (2,497.16 km) |
| Harrow Weald to Cantanhede | 871.71 mi (1,402.89 km) |
| Harrow Weald to Carregal do Sal | 853.76 mi (1,373.99 km) |
| Harrow Weald to Cartaxo | 951.60 mi (1,531.45 km) |
