| Williamsport to Caltagirone | 4,663.66 mi (7,505.44 km) |
| Williamsport to Caltanissetta | 4,633.40 mi (7,456.74 km) |
| Williamsport to Calvisano | 4,177.09 mi (6,722.38 km) |
| Williamsport to Calvizzano | 4,504.63 mi (7,249.51 km) |
| Williamsport to Camaiore | 4,224.98 mi (6,799.44 km) |
| Williamsport to Cameri | 4,100.55 mi (6,599.21 km) |
| Williamsport to Camisano Vicentino | 4,228.40 mi (6,804.95 km) |
| Williamsport to Campagna | 4,553.32 mi (7,327.87 km) |
| Williamsport to Campagnano di Roma | 4,379.98 mi (7,048.90 km) |
| Williamsport to Campi Bisenzio | 4,264.66 mi (6,863.30 km) |
| Williamsport to Campi Salentina | 4,688.95 mi (7,546.14 km) |
| Williamsport to Campiglia Marittima | 4,269.60 mi (6,871.25 km) |
| Williamsport to Campobasso | 4,499.63 mi (7,241.46 km) |
| Williamsport to Campobello di Licata | 4,636.46 mi (7,461.66 km) |
| Williamsport to Campobello di Mazara | 4,568.84 mi (7,352.83 km) |
