| Knoxville to Caltagirone | 5,174.70 mi (8,327.87 km) |
| Knoxville to Caltanissetta | 5,144.44 mi (8,279.18 km) |
| Knoxville to Calvisano | 4,695.64 mi (7,556.91 km) |
| Knoxville to Calvizzano | 5,020.41 mi (8,079.57 km) |
| Knoxville to Camaiore | 4,742.14 mi (7,631.74 km) |
| Knoxville to Cameri | 4,618.63 mi (7,432.97 km) |
| Knoxville to Camisano Vicentino | 4,747.54 mi (7,640.43 km) |
| Knoxville to Campagna | 5,069.36 mi (8,158.35 km) |
| Knoxville to Campagnano di Roma | 4,896.17 mi (7,879.63 km) |
| Knoxville to Campi Bisenzio | 4,782.07 mi (7,696.00 km) |
| Knoxville to Campi Salentina | 5,206.30 mi (8,378.73 km) |
| Knoxville to Campiglia Marittima | 4,785.95 mi (7,702.23 km) |
| Knoxville to Campobasso | 5,016.41 mi (8,073.13 km) |
| Knoxville to Campobello di Licata | 5,147.00 mi (8,283.29 km) |
| Knoxville to Campobello di Mazara | 5,078.98 mi (8,173.83 km) |
