| Sierre to Cloverly (Maryland) | 4,113.07 mi (6,619.35 km) |
| Sierre to Clovis (California) | 5,826.31 mi (9,376.55 km) |
| Sierre to Clovis (New Mexico) | 5,392.17 mi (8,677.87 km) |
| Sierre to Clute (Texas) | 5,358.14 mi (8,623.09 km) |
| Sierre to Coachella (California) | 5,892.29 mi (9,482.73 km) |
| Sierre to Coalinga (California) | 5,885.48 mi (9,471.76 km) |
| Sierre to Coamo (Puerto Rico) | 4,561.21 mi (7,340.55 km) |
| Sierre to Coatesville (Pennsylvania) | 4,026.42 mi (6,479.90 km) |
| Sierre to Cockeysville (Maryland) | 4,081.73 mi (6,568.91 km) |
| Sierre to Cocoa (Florida) | 4,753.36 mi (7,649.80 km) |
| Sierre to Cocoa Beach (Florida) | 4,749.34 mi (7,643.33 km) |
| Sierre to Coconut Creek (Florida) | 4,824.92 mi (7,764.96 km) |
| Sierre to Coeur d'Alene (Idaho) | 5,125.50 mi (8,248.69 km) |
| Sierre to Cohoes (New York) | 3,826.09 mi (6,157.50 km) |
| Sierre to Cold Springs (Nevada) | 5,670.23 mi (9,125.35 km) |
