| Cedar Rapids to Castelfidardo | 4,936.11 mi (7,943.90 km) |
| Cedar Rapids to Castelfiorentino | 4,831.26 mi (7,775.16 km) |
| Cedar Rapids to Castelfranco di Sopra | 4,853.03 mi (7,810.20 km) |
| Cedar Rapids to Castelfranco di Sotto | 4,818.50 mi (7,754.63 km) |
| Cedar Rapids to Castelfranco Emilia | 4,790.94 mi (7,710.27 km) |
| Cedar Rapids to Castelfranco Veneto | 4,777.38 mi (7,688.45 km) |
| Cedar Rapids to Castellabate | 5,136.25 mi (8,266.00 km) |
| Cedar Rapids to Castellammare del Golfo | 5,157.88 mi (8,300.81 km) |
| Cedar Rapids to Castellammare di Stabia | 5,098.57 mi (8,205.35 km) |
| Cedar Rapids to Castellamonte | 4,629.09 mi (7,449.80 km) |
| Cedar Rapids to Castellana Grotte | 5,193.16 mi (8,357.59 km) |
| Cedar Rapids to Castellaneta | 5,196.10 mi (8,362.32 km) |
| Cedar Rapids to Castellanza | 4,664.91 mi (7,507.45 km) |
| Cedar Rapids to Castellarano | 4,781.96 mi (7,695.82 km) |
| Cedar Rapids to Castelleone | 4,711.44 mi (7,582.33 km) |
