| Griffith to Cascais | 3,979.31 mi (6,404.07 km) |
| Griffith to Castelo Branco | 4,029.71 mi (6,485.19 km) |
| Griffith to Castro Daire | 3,972.90 mi (6,393.76 km) |
| Griffith to Celorico de Basto | 3,953.64 mi (6,362.77 km) |
| Griffith to Chamusca | 4,000.41 mi (6,438.04 km) |
| Griffith to Chaves | 3,965.61 mi (6,382.04 km) |
| Griffith to Cinfaes | 3,957.06 mi (6,368.28 km) |
| Griffith to Coimbra | 3,973.50 mi (6,394.73 km) |
| Griffith to Condeixa-a-Nova | 3,973.45 mi (6,394.64 km) |
| Griffith to Corroios | 3,994.68 mi (6,428.82 km) |
| Griffith to Coruche | 4,011.95 mi (6,456.60 km) |
| Griffith to Costa de Caparica | 3,989.68 mi (6,420.77 km) |
| Griffith to Covilha | 4,013.66 mi (6,459.36 km) |
| Griffith to Eiras | 3,972.69 mi (6,393.42 km) |
| Griffith to Elvas | 4,078.98 mi (6,564.49 km) |
