| Clearfield to Cascais | 5,083.84 mi (8,181.65 km) |
| Clearfield to Castelo Branco | 5,112.17 mi (8,227.24 km) |
| Clearfield to Castro Daire | 5,046.28 mi (8,121.20 km) |
| Clearfield to Celorico de Basto | 5,022.12 mi (8,082.32 km) |
| Clearfield to Chamusca | 5,093.24 mi (8,196.77 km) |
| Clearfield to Chaves | 5,027.11 mi (8,090.35 km) |
| Clearfield to Cinfaes | 5,029.40 mi (8,094.04 km) |
| Clearfield to Coimbra | 5,057.05 mi (8,138.54 km) |
| Clearfield to Condeixa-a-Nova | 5,058.39 mi (8,140.70 km) |
| Clearfield to Corroios | 5,098.62 mi (8,205.43 km) |
| Clearfield to Coruche | 5,109.02 mi (8,222.17 km) |
| Clearfield to Costa de Caparica | 5,093.78 mi (8,197.65 km) |
| Clearfield to Covilha | 5,091.19 mi (8,193.49 km) |
| Clearfield to Eiras | 5,055.88 mi (8,136.66 km) |
| Clearfield to Elvas | 5,169.23 mi (8,319.07 km) |
