| Spring Hill to Cascais | 4,157.42 mi (6,690.72 km) |
| Spring Hill to Castelo Branco | 4,237.59 mi (6,819.75 km) |
| Spring Hill to Castro Daire | 4,197.15 mi (6,754.66 km) |
| Spring Hill to Celorico de Basto | 4,185.92 mi (6,736.58 km) |
| Spring Hill to Chamusca | 4,194.93 mi (6,751.09 km) |
| Spring Hill to Chaves | 4,206.72 mi (6,770.06 km) |
| Spring Hill to Cinfaes | 4,183.75 mi (6,733.10 km) |
| Spring Hill to Coimbra | 4,183.24 mi (6,732.27 km) |
| Spring Hill to Condeixa-a-Nova | 4,181.17 mi (6,728.94 km) |
| Spring Hill to Corroios | 4,172.78 mi (6,715.43 km) |
| Spring Hill to Coruche | 4,199.43 mi (6,758.32 km) |
| Spring Hill to Costa de Caparica | 4,167.83 mi (6,707.47 km) |
| Spring Hill to Covilha | 4,229.55 mi (6,806.80 km) |
| Spring Hill to Eiras | 4,182.99 mi (6,731.87 km) |
| Spring Hill to Elvas | 4,272.57 mi (6,876.03 km) |
