| Sierpc to Caltagirone | 1,109.18 mi (1,785.05 km) |
| Sierpc to Caltanissetta | 1,097.17 mi (1,765.72 km) |
| Sierpc to Calvisano | 668.71 mi (1,076.19 km) |
| Sierpc to Calvizzano | 866.86 mi (1,395.08 km) |
| Sierpc to Camaiore | 751.62 mi (1,209.61 km) |
| Sierpc to Cameri | 711.01 mi (1,144.27 km) |
| Sierpc to Camisano Vicentino | 621.99 mi (1,001.00 km) |
| Sierpc to Campagna | 870.85 mi (1,401.50 km) |
| Sierpc to Campagnano di Roma | 815.84 mi (1,312.97 km) |
| Sierpc to Campi Bisenzio | 737.75 mi (1,187.29 km) |
| Sierpc to Campi Salentina | 866.00 mi (1,393.68 km) |
| Sierpc to Campiglia Marittima | 795.65 mi (1,280.47 km) |
| Sierpc to Campobasso | 815.83 mi (1,312.96 km) |
| Sierpc to Campobello di Licata | 1,115.11 mi (1,794.60 km) |
| Sierpc to Campobello di Mazara | 1,104.81 mi (1,778.02 km) |
