| Montesilvano to Bombarral | 1,233.64 mi (1,985.35 km) |
| Montesilvano to Bougado | 1,166.69 mi (1,877.60 km) |
| Montesilvano to Braga | 1,156.76 mi (1,861.62 km) |
| Montesilvano to Braganca | 1,069.25 mi (1,720.80 km) |
| Montesilvano to Cabeceiras de Basto | 1,136.49 mi (1,829.01 km) |
| Montesilvano to Cacem | 1,252.44 mi (2,015.60 km) |
| Montesilvano to Cadaval | 1,231.57 mi (1,982.02 km) |
| Montesilvano to Caldas da Rainha | 1,229.71 mi (1,979.03 km) |
| Montesilvano to Calheta | 1,829.45 mi (2,944.22 km) |
| Montesilvano to Camara de Lobos | 1,821.16 mi (2,930.87 km) |
| Montesilvano to Canico | 1,816.71 mi (2,923.71 km) |
| Montesilvano to Cantanhede | 1,184.06 mi (1,905.56 km) |
| Montesilvano to Carregal do Sal | 1,152.29 mi (1,854.43 km) |
| Montesilvano to Cartaxo | 1,217.27 mi (1,959.00 km) |
| Montesilvano to Cascais | 1,259.58 mi (2,027.10 km) |
