| Valley Center to Cloverleaf (Texas) | 1,305.99 mi (2,101.79 km) |
| Valley Center to Cloverly (Maryland) | 2,250.04 mi (3,621.08 km) |
| Valley Center to Clovis (California) | 290.59 mi (467.66 km) |
| Valley Center to Clovis (New Mexico) | 797.08 mi (1,282.78 km) |
| Valley Center to Clute (Texas) | 1,308.64 mi (2,106.05 km) |
| Valley Center to Coachella (California) | 59.42 mi (95.62 km) |
| Valley Center to Coalinga (California) | 275.15 mi (442.81 km) |
| Valley Center to Coamo (Puerto Rico) | 3,289.35 mi (5,293.69 km) |
| Valley Center to Coatesville (Pennsylvania) | 2,310.80 mi (3,718.88 km) |
| Valley Center to Cockeysville (Maryland) | 2,268.88 mi (3,651.41 km) |
| Valley Center to Cocoa (Florida) | 2,166.17 mi (3,486.12 km) |
| Valley Center to Cocoa Beach (Florida) | 2,175.33 mi (3,500.85 km) |
| Valley Center to Coconut Creek (Florida) | 2,248.79 mi (3,619.08 km) |
| Valley Center to Coeur d'Alene (Idaho) | 999.92 mi (1,609.21 km) |
| Valley Center to Cohoes (New York) | 2,419.56 mi (3,893.91 km) |
