| Knoxville to Castelfidardo | 4,897.91 mi (7,882.43 km) |
| Knoxville to Castelfiorentino | 4,782.47 mi (7,696.65 km) |
| Knoxville to Castelfranco di Sopra | 4,807.13 mi (7,736.32 km) |
| Knoxville to Castelfranco di Sotto | 4,769.63 mi (7,675.98 km) |
| Knoxville to Castelfranco Emilia | 4,751.46 mi (7,646.73 km) |
| Knoxville to Castelfranco Veneto | 4,751.37 mi (7,646.60 km) |
| Knoxville to Castellabate | 5,077.69 mi (8,171.76 km) |
| Knoxville to Castellammare del Golfo | 5,070.15 mi (8,159.62 km) |
| Knoxville to Castellammare di Stabia | 5,041.16 mi (8,112.97 km) |
| Knoxville to Castellamonte | 4,582.41 mi (7,374.68 km) |
| Knoxville to Castellana Grotte | 5,150.65 mi (8,289.17 km) |
| Knoxville to Castellaneta | 5,150.36 mi (8,288.71 km) |
| Knoxville to Castellanza | 4,625.42 mi (7,443.89 km) |
| Knoxville to Castellarano | 4,741.01 mi (7,629.93 km) |
| Knoxville to Castelleone | 4,672.66 mi (7,519.92 km) |
