| Sierning to Cicero (Illinois) | 4,623.92 mi (7,441.48 km) |
| Sierning to Cimarron Hills (Colorado) | 5,364.11 mi (8,632.70 km) |
| Sierning to Cincinnati (Ohio) | 4,632.57 mi (7,455.40 km) |
| Sierning to Cinco Ranch (Texas) | 5,543.38 mi (8,921.21 km) |
| Sierning to Circleville (Ohio) | 4,549.69 mi (7,322.02 km) |
| Sierning to Citrus (California) | 6,038.95 mi (9,718.76 km) |
| Sierning to Citrus Heights (California) | 5,853.18 mi (9,419.79 km) |
| Sierning to Citrus Park (Florida) | 5,097.50 mi (8,203.63 km) |
| Sierning to Claiborne (Louisiana) | 5,259.60 mi (8,464.51 km) |
| Sierning to Claremont (California) | 6,033.43 mi (9,709.86 km) |
| Sierning to Claremont (New Hampshire) | 3,964.00 mi (6,379.43 km) |
| Sierning to Claremore (Oklahoma) | 5,189.95 mi (8,352.42 km) |
| Sierning to Clarksburg (Maryland) | 4,343.84 mi (6,990.74 km) |
| Sierning to Clarksburg (West Virginia) | 4,462.76 mi (7,182.12 km) |
| Sierning to Clarksdale (Mississippi) | 5,111.69 mi (8,226.47 km) |
