| Simi Valley to Cascais | 5,668.26 mi (9,122.18 km) |
| Simi Valley to Castelo Branco | 5,700.40 mi (9,173.90 km) |
| Simi Valley to Castro Daire | 5,635.69 mi (9,069.76 km) |
| Simi Valley to Celorico de Basto | 5,612.14 mi (9,031.87 km) |
| Simi Valley to Chamusca | 5,679.76 mi (9,140.69 km) |
| Simi Valley to Chaves | 5,618.04 mi (9,041.36 km) |
| Simi Valley to Cinfaes | 5,618.92 mi (9,042.77 km) |
| Simi Valley to Coimbra | 5,644.99 mi (9,084.74 km) |
| Simi Valley to Condeixa-a-Nova | 5,646.12 mi (9,086.55 km) |
| Simi Valley to Corroios | 5,683.18 mi (9,146.19 km) |
| Simi Valley to Coruche | 5,694.85 mi (9,164.97 km) |
| Simi Valley to Costa de Caparica | 5,678.31 mi (9,138.35 km) |
| Simi Valley to Covilha | 5,680.11 mi (9,141.25 km) |
| Simi Valley to Eiras | 5,643.87 mi (9,082.94 km) |
| Simi Valley to Elvas | 5,756.36 mi (9,263.96 km) |
