| Frankfort to Castelfidardo | 4,837.04 mi (7,784.47 km) |
| Frankfort to Castelfiorentino | 4,724.08 mi (7,602.67 km) |
| Frankfort to Castelfranco di Sopra | 4,748.04 mi (7,641.23 km) |
| Frankfort to Castelfranco di Sotto | 4,711.23 mi (7,581.99 km) |
| Frankfort to Castelfranco Emilia | 4,690.57 mi (7,548.75 km) |
| Frankfort to Castelfranco Veneto | 4,687.03 mi (7,543.04 km) |
| Frankfort to Castellabate | 5,022.54 mi (8,083.00 km) |
| Frankfort to Castellammare del Golfo | 5,022.74 mi (8,083.32 km) |
| Frankfort to Castellammare di Stabia | 4,985.63 mi (8,023.59 km) |
| Frankfort to Castellamonte | 4,522.98 mi (7,279.03 km) |
| Frankfort to Castellana Grotte | 5,091.48 mi (8,193.94 km) |
| Frankfort to Castellaneta | 5,092.03 mi (8,194.82 km) |
| Frankfort to Castellanza | 4,564.23 mi (7,345.42 km) |
| Frankfort to Castellarano | 4,680.48 mi (7,532.51 km) |
| Frankfort to Castelleone | 4,611.41 mi (7,421.34 km) |
