| Signal Hill to Commerce (California) | 13.39 mi (21.55 km) |
| Signal Hill to Commerce City (Colorado) | 846.25 mi (1,361.91 km) |
| Signal Hill to Compton (California) | 7.09 mi (11.41 km) |
| Signal Hill to Comstock Park (Michigan) | 1,857.09 mi (2,988.70 km) |
| Signal Hill to Concord (California) | 359.13 mi (577.96 km) |
| Signal Hill to Concord (Missouri) | 1,578.81 mi (2,540.85 km) |
| Signal Hill to Concord (New Hampshire) | 2,567.33 mi (4,131.72 km) |
| Signal Hill to Concord (North Carolina) | 2,124.59 mi (3,419.20 km) |
| Signal Hill to Conneaut (Ohio) | 2,107.93 mi (3,392.38 km) |
| Signal Hill to Connersville (Indiana) | 1,861.98 mi (2,996.57 km) |
| Signal Hill to Conroe (Texas) | 1,347.04 mi (2,167.85 km) |
| Signal Hill to Converse (Texas) | 1,202.96 mi (1,935.98 km) |
| Signal Hill to Conway (Arkansas) | 1,463.00 mi (2,354.47 km) |
| Signal Hill to Conway (Florida) | 2,197.01 mi (3,535.74 km) |
| Signal Hill to Conway (South Carolina) | 2,231.88 mi (3,591.86 km) |
