| Security-Widefield to Carrollwood (Florida) | 1,472.41 mi (2,369.61 km) |
| Security-Widefield to Carson (California) | 825.85 mi (1,329.07 km) |
| Security-Widefield to Carson City (Nevada) | 807.35 mi (1,299.31 km) |
| Security-Widefield to Carteret (New Jersey) | 1,618.27 mi (2,604.35 km) |
| Security-Widefield to Cartersville (Georgia) | 1,148.41 mi (1,848.19 km) |
| Security-Widefield to Carthage (Missouri) | 576.51 mi (927.81 km) |
| Security-Widefield to Cary (Illinois) | 896.16 mi (1,442.23 km) |
| Security-Widefield to Cary (North Carolina) | 1,433.67 mi (2,307.28 km) |
| Security-Widefield to Casa de Oro-Mount Helix (California) | 800.88 mi (1,288.89 km) |
| Security-Widefield to Casa Grande (Arizona) | 564.28 mi (908.12 km) |
| Security-Widefield to Casas Adobes (Arizona) | 566.47 mi (911.65 km) |
| Security-Widefield to Cascades (Virginia) | 1,464.03 mi (2,356.12 km) |
| Security-Widefield to Casper (Wyoming) | 295.01 mi (474.77 km) |
| Security-Widefield to Casselberry (Florida) | 1,508.24 mi (2,427.28 km) |
| Security-Widefield to Castaic (California) | 825.15 mi (1,327.95 km) |
