| Harlingen to Bombarral | 1,182.15 mi (1,902.48 km) |
| Harlingen to Bougado | 1,044.50 mi (1,680.95 km) |
| Harlingen to Braga | 1,028.25 mi (1,654.80 km) |
| Harlingen to Braganca | 966.94 mi (1,556.15 km) |
| Harlingen to Cabeceiras de Basto | 1,017.68 mi (1,637.80 km) |
| Harlingen to Cacem | 1,215.93 mi (1,956.84 km) |
| Harlingen to Cadaval | 1,182.70 mi (1,903.37 km) |
| Harlingen to Caldas da Rainha | 1,173.37 mi (1,888.35 km) |
| Harlingen to Calheta | 1,800.94 mi (2,898.34 km) |
| Harlingen to Camara de Lobos | 1,797.04 mi (2,892.05 km) |
| Harlingen to Canico | 1,796.37 mi (2,890.98 km) |
| Harlingen to Cantanhede | 1,103.04 mi (1,775.17 km) |
| Harlingen to Carregal do Sal | 1,081.58 mi (1,740.64 km) |
| Harlingen to Cartaxo | 1,179.08 mi (1,897.54 km) |
| Harlingen to Cascais | 1,223.08 mi (1,968.35 km) |
