| Tamm to Bombarral | 1,120.62 mi (1,803.46 km) |
| Tamm to Bougado | 1,004.68 mi (1,616.88 km) |
| Tamm to Braga | 990.05 mi (1,593.33 km) |
| Tamm to Braganca | 911.20 mi (1,466.44 km) |
| Tamm to Cabeceiras de Basto | 974.13 mi (1,567.71 km) |
| Tamm to Cacem | 1,150.07 mi (1,850.85 km) |
| Tamm to Cadaval | 1,120.06 mi (1,802.57 km) |
| Tamm to Caldas da Rainha | 1,113.38 mi (1,791.81 km) |
| Tamm to Calheta | 1,756.35 mi (2,826.57 km) |
| Tamm to Camara de Lobos | 1,750.51 mi (2,817.18 km) |
| Tamm to Canico | 1,748.27 mi (2,813.56 km) |
| Tamm to Cantanhede | 1,049.03 mi (1,688.25 km) |
| Tamm to Carregal do Sal | 1,021.34 mi (1,643.69 km) |
| Tamm to Cartaxo | 1,111.56 mi (1,788.88 km) |
| Tamm to Cascais | 1,157.66 mi (1,863.07 km) |
