| Silves to Cicero (Illinois) | 4,085.01 mi (6,574.18 km) |
| Silves to Cimarron Hills (Colorado) | 4,964.08 mi (7,988.92 km) |
| Silves to Cincinnati (Ohio) | 4,005.60 mi (6,446.39 km) |
| Silves to Cinco Ranch (Texas) | 4,878.04 mi (7,850.45 km) |
| Silves to Circleville (Ohio) | 3,915.78 mi (6,301.84 km) |
| Silves to Citrus (California) | 5,744.70 mi (9,245.20 km) |
| Silves to Citrus Heights (California) | 5,676.65 mi (9,135.69 km) |
| Silves to Citrus Park (Florida) | 4,251.17 mi (6,841.59 km) |
| Silves to Claiborne (Louisiana) | 4,597.51 mi (7,398.97 km) |
| Silves to Claremont (California) | 5,736.73 mi (9,232.37 km) |
| Silves to Claremont (New Hampshire) | 3,312.44 mi (5,330.86 km) |
| Silves to Claremore (Oklahoma) | 4,633.97 mi (7,457.65 km) |
| Silves to Clarksburg (Maryland) | 3,645.54 mi (5,866.94 km) |
| Silves to Clarksburg (West Virginia) | 3,795.95 mi (6,108.99 km) |
| Silves to Clarksdale (Mississippi) | 4,459.20 mi (7,176.40 km) |
