| Security-Widefield to Castelfidardo | 5,572.03 mi (8,967.32 km) |
| Security-Widefield to Castelfiorentino | 5,474.18 mi (8,809.85 km) |
| Security-Widefield to Castelfranco di Sopra | 5,494.15 mi (8,841.98 km) |
| Security-Widefield to Castelfranco di Sotto | 5,461.60 mi (8,789.60 km) |
| Security-Widefield to Castelfranco Emilia | 5,429.17 mi (8,737.40 km) |
| Security-Widefield to Castelfranco Veneto | 5,408.08 mi (8,703.46 km) |
| Security-Widefield to Castellabate | 5,781.41 mi (9,304.28 km) |
| Security-Widefield to Castellammare del Golfo | 5,817.88 mi (9,362.97 km) |
| Security-Widefield to Castellammare di Stabia | 5,743.47 mi (9,243.22 km) |
| Security-Widefield to Castellamonte | 5,273.00 mi (8,486.07 km) |
| Security-Widefield to Castellana Grotte | 5,828.82 mi (9,380.58 km) |
| Security-Widefield to Castellaneta | 5,833.56 mi (9,388.21 km) |
| Security-Widefield to Castellanza | 5,304.51 mi (8,536.79 km) |
| Security-Widefield to Castellarano | 5,421.09 mi (8,724.41 km) |
| Security-Widefield to Castelleone | 5,350.14 mi (8,610.21 km) |
