| Estoril to Cloverly (Maryland) | 3,544.88 mi (5,704.94 km) |
| Estoril to Clovis (California) | 5,589.26 mi (8,995.05 km) |
| Estoril to Clovis (New Mexico) | 4,966.36 mi (7,992.58 km) |
| Estoril to Clute (Texas) | 4,798.61 mi (7,722.62 km) |
| Estoril to Coachella (California) | 5,583.12 mi (8,985.17 km) |
| Estoril to Coalinga (California) | 5,647.51 mi (9,088.78 km) |
| Estoril to Coamo (Puerto Rico) | 3,678.62 mi (5,920.16 km) |
| Estoril to Coatesville (Pennsylvania) | 3,463.96 mi (5,574.71 km) |
| Estoril to Cockeysville (Maryland) | 3,516.79 mi (5,659.73 km) |
| Estoril to Cocoa (Florida) | 4,069.40 mi (6,549.06 km) |
| Estoril to Cocoa Beach (Florida) | 4,063.76 mi (6,539.99 km) |
| Estoril to Coconut Creek (Florida) | 4,112.89 mi (6,619.06 km) |
| Estoril to Coeur d'Alene (Idaho) | 4,989.29 mi (8,029.48 km) |
| Estoril to Cohoes (New York) | 3,295.97 mi (5,304.34 km) |
| Estoril to Cold Springs (Nevada) | 5,468.54 mi (8,800.77 km) |
