| Mastic Beach to Cascais | 3,297.19 mi (5,306.31 km) |
| Mastic Beach to Castelo Branco | 3,360.25 mi (5,407.81 km) |
| Mastic Beach to Castro Daire | 3,310.04 mi (5,327.00 km) |
| Mastic Beach to Celorico de Basto | 3,294.20 mi (5,301.50 km) |
| Mastic Beach to Chamusca | 3,325.10 mi (5,351.23 km) |
| Mastic Beach to Chaves | 3,310.31 mi (5,327.43 km) |
| Mastic Beach to Cinfaes | 3,295.15 mi (5,303.03 km) |
| Mastic Beach to Coimbra | 3,304.33 mi (5,317.80 km) |
| Mastic Beach to Condeixa-a-Nova | 3,303.42 mi (5,316.33 km) |
| Mastic Beach to Corroios | 3,312.69 mi (5,331.26 km) |
| Mastic Beach to Coruche | 3,333.86 mi (5,365.33 km) |
| Mastic Beach to Costa de Caparica | 3,307.67 mi (5,323.18 km) |
| Mastic Beach to Covilha | 3,347.50 mi (5,387.28 km) |
| Mastic Beach to Eiras | 3,303.75 mi (5,316.87 km) |
| Mastic Beach to Elvas | 3,403.98 mi (5,478.17 km) |
