| Seia to Cicero (Illinois) | 4,004.75 mi (6,445.02 km) |
| Seia to Cimarron Hills (Colorado) | 4,867.71 mi (7,833.82 km) |
| Seia to Cincinnati (Ohio) | 3,940.89 mi (6,342.25 km) |
| Seia to Cinco Ranch (Texas) | 4,827.99 mi (7,769.90 km) |
| Seia to Circleville (Ohio) | 3,851.55 mi (6,198.47 km) |
| Seia to Citrus (California) | 5,637.63 mi (9,072.88 km) |
| Seia to Citrus Heights (California) | 5,551.65 mi (8,934.52 km) |
| Seia to Citrus Park (Florida) | 4,233.83 mi (6,813.69 km) |
| Seia to Claiborne (Louisiana) | 4,544.64 mi (7,313.89 km) |
| Seia to Claremont (California) | 5,629.97 mi (9,060.56 km) |
| Seia to Claremont (New Hampshire) | 3,245.30 mi (5,222.80 km) |
| Seia to Claremore (Oklahoma) | 4,561.60 mi (7,341.18 km) |
| Seia to Clarksburg (Maryland) | 3,591.38 mi (5,779.77 km) |
| Seia to Clarksburg (West Virginia) | 3,736.97 mi (6,014.08 km) |
| Seia to Clarksdale (Mississippi) | 4,403.36 mi (7,086.52 km) |
