| San Luis Obispo to Cascais | 5,702.15 mi (9,176.72 km) |
| San Luis Obispo to Castelo Branco | 5,730.32 mi (9,222.05 km) |
| San Luis Obispo to Castro Daire | 5,664.23 mi (9,115.70 km) |
| San Luis Obispo to Celorico de Basto | 5,639.93 mi (9,076.58 km) |
| San Luis Obispo to Chamusca | 5,711.54 mi (9,191.84 km) |
| San Luis Obispo to Chaves | 5,644.65 mi (9,084.18 km) |
| San Luis Obispo to Cinfaes | 5,647.33 mi (9,088.50 km) |
| San Luis Obispo to Coimbra | 5,675.24 mi (9,133.42 km) |
| San Luis Obispo to Condeixa-a-Nova | 5,676.61 mi (9,135.61 km) |
| San Luis Obispo to Corroios | 5,716.93 mi (9,200.51 km) |
| San Luis Obispo to Coruche | 5,727.34 mi (9,217.27 km) |
| San Luis Obispo to Costa de Caparica | 5,712.10 mi (9,192.73 km) |
| San Luis Obispo to Covilha | 5,709.24 mi (9,188.13 km) |
| San Luis Obispo to Eiras | 5,674.07 mi (9,131.53 km) |
| San Luis Obispo to Elvas | 5,787.49 mi (9,314.07 km) |
