| Security-Widefield to Cibolo (Texas) | 735.03 mi (1,182.91 km) |
| Security-Widefield to Cicero (Illinois) | 917.06 mi (1,475.87 km) |
| Security-Widefield to Cimarron Hills (Colorado) | 7.70 mi (12.39 km) |
| Security-Widefield to Cincinnati (Ohio) | 1,084.03 mi (1,744.57 km) |
| Security-Widefield to Cinco Ranch (Texas) | 804.70 mi (1,295.05 km) |
| Security-Widefield to Circleville (Ohio) | 1,165.24 mi (1,875.27 km) |
| Security-Widefield to Citrus (California) | 798.28 mi (1,284.71 km) |
| Security-Widefield to Citrus Heights (California) | 892.21 mi (1,435.87 km) |
| Security-Widefield to Citrus Park (Florida) | 1,469.41 mi (2,364.79 km) |
| Security-Widefield to Claiborne (Louisiana) | 822.28 mi (1,323.33 km) |
| Security-Widefield to Claremont (California) | 789.15 mi (1,270.01 km) |
| Security-Widefield to Claremont (New Hampshire) | 1,705.60 mi (2,744.90 km) |
| Security-Widefield to Claremore (Oklahoma) | 526.17 mi (846.79 km) |
| Security-Widefield to Clarksburg (Maryland) | 1,468.83 mi (2,363.86 km) |
| Security-Widefield to Clarksburg (West Virginia) | 1,305.92 mi (2,101.67 km) |
