| Sierpc to Castelo Branco | 1,563.93 mi (2,516.90 km) |
| Sierpc to Castro Daire | 1,529.32 mi (2,461.21 km) |
| Sierpc to Celorico de Basto | 1,509.73 mi (2,429.68 km) |
| Sierpc to Chamusca | 1,623.91 mi (2,613.42 km) |
| Sierpc to Chaves | 1,472.91 mi (2,370.42 km) |
| Sierpc to Cinfaes | 1,527.87 mi (2,458.87 km) |
| Sierpc to Coimbra | 1,580.69 mi (2,543.88 km) |
| Sierpc to Condeixa-a-Nova | 1,587.88 mi (2,555.44 km) |
| Sierpc to Corroios | 1,685.15 mi (2,711.98 km) |
| Sierpc to Coruche | 1,644.69 mi (2,646.87 km) |
| Sierpc to Costa de Caparica | 1,686.91 mi (2,714.82 km) |
| Sierpc to Covilha | 1,541.58 mi (2,480.93 km) |
| Sierpc to Eiras | 1,579.03 mi (2,541.20 km) |
| Sierpc to Elvas | 1,597.32 mi (2,570.64 km) |
| Sierpc to Entroncamento | 1,617.76 mi (2,603.53 km) |
