| Cologne to Castelo Branco | 1,036.67 mi (1,668.36 km) |
| Cologne to Castro Daire | 992.91 mi (1,597.93 km) |
| Cologne to Celorico de Basto | 970.15 mi (1,561.31 km) |
| Cologne to Chamusca | 1,094.19 mi (1,760.93 km) |
| Cologne to Chaves | 933.51 mi (1,502.34 km) |
| Cologne to Cinfaes | 989.36 mi (1,592.22 km) |
| Cologne to Coimbra | 1,046.06 mi (1,683.46 km) |
| Cologne to Condeixa-a-Nova | 1,053.46 mi (1,695.38 km) |
| Cologne to Corroios | 1,156.32 mi (1,860.91 km) |
| Cologne to Coruche | 1,117.15 mi (1,797.88 km) |
| Cologne to Costa de Caparica | 1,157.46 mi (1,862.75 km) |
| Cologne to Covilha | 1,011.25 mi (1,627.44 km) |
| Cologne to Eiras | 1,044.23 mi (1,680.53 km) |
| Cologne to Elvas | 1,078.70 mi (1,736.00 km) |
| Cologne to Entroncamento | 1,087.42 mi (1,750.03 km) |
