| San Gwann to Cicero (Illinois) | 5,163.35 mi (8,309.61 km) |
| San Gwann to Cimarron Hills (Colorado) | 5,978.73 mi (9,621.84 km) |
| San Gwann to Cincinnati (Ohio) | 5,127.39 mi (8,251.73 km) |
| San Gwann to Cinco Ranch (Texas) | 6,029.69 mi (9,703.85 km) |
| San Gwann to Circleville (Ohio) | 5,039.55 mi (8,110.36 km) |
| San Gwann to Citrus (California) | 6,706.26 mi (10,792.69 km) |
| San Gwann to Citrus Heights (California) | 6,560.36 mi (10,557.87 km) |
| San Gwann to Citrus Park (Florida) | 5,468.08 mi (8,800.03 km) |
| San Gwann to Claiborne (Louisiana) | 5,744.16 mi (9,244.33 km) |
| San Gwann to Claremont (California) | 6,699.72 mi (10,782.15 km) |
| San Gwann to Claremont (New Hampshire) | 4,434.49 mi (7,136.61 km) |
| San Gwann to Claremore (Oklahoma) | 5,729.51 mi (9,220.75 km) |
| San Gwann to Clarksburg (Maryland) | 4,795.32 mi (7,717.33 km) |
| San Gwann to Clarksburg (West Virginia) | 4,933.53 mi (7,939.75 km) |
| San Gwann to Clarksdale (Mississippi) | 5,599.61 mi (9,011.70 km) |
