| Trowbridge to Benavente | 911.07 mi (1,466.22 km) |
| Trowbridge to Bombarral | 897.57 mi (1,444.51 km) |
| Trowbridge to Bougado | 752.68 mi (1,211.33 km) |
| Trowbridge to Braga | 736.33 mi (1,185.02 km) |
| Trowbridge to Braganca | 691.60 mi (1,113.02 km) |
| Trowbridge to Cabeceiras de Basto | 730.02 mi (1,174.85 km) |
| Trowbridge to Cacem | 932.73 mi (1,501.08 km) |
| Trowbridge to Cadaval | 898.85 mi (1,446.56 km) |
| Trowbridge to Caldas da Rainha | 888.18 mi (1,429.38 km) |
| Trowbridge to Calheta | 1,490.16 mi (2,398.19 km) |
| Trowbridge to Camara de Lobos | 1,487.30 mi (2,393.57 km) |
| Trowbridge to Canico | 1,487.46 mi (2,393.83 km) |
| Trowbridge to Cantanhede | 817.40 mi (1,315.48 km) |
| Trowbridge to Carregal do Sal | 801.51 mi (1,289.90 km) |
| Trowbridge to Cartaxo | 898.77 mi (1,446.43 km) |
