| Rietberg to Bombarral | 1,208.13 mi (1,944.29 km) |
| Rietberg to Bougado | 1,078.75 mi (1,736.08 km) |
| Rietberg to Braga | 1,063.01 mi (1,710.74 km) |
| Rietberg to Braganca | 992.79 mi (1,597.74 km) |
| Rietberg to Cabeceiras de Basto | 1,049.86 mi (1,689.59 km) |
| Rietberg to Cacem | 1,240.26 mi (1,996.00 km) |
| Rietberg to Cadaval | 1,208.17 mi (1,944.37 km) |
| Rietberg to Caldas da Rainha | 1,199.96 mi (1,931.15 km) |
| Rietberg to Calheta | 1,838.99 mi (2,959.58 km) |
| Rietberg to Camara de Lobos | 1,834.19 mi (2,951.85 km) |
| Rietberg to Canico | 1,832.80 mi (2,949.61 km) |
| Rietberg to Cantanhede | 1,131.57 mi (1,821.09 km) |
| Rietberg to Carregal do Sal | 1,106.99 mi (1,781.53 km) |
| Rietberg to Cartaxo | 1,202.26 mi (1,934.85 km) |
| Rietberg to Cascais | 1,247.68 mi (2,007.95 km) |
