| Sigmaringen to Civita Castellana | 429.15 mi (690.65 km) |
| Sigmaringen to Civitanova Marche | 395.95 mi (637.22 km) |
| Sigmaringen to Civitavecchia | 432.34 mi (695.79 km) |
| Sigmaringen to Civitella in Val di Chiana | 344.40 mi (554.25 km) |
| Sigmaringen to Clusone | 156.12 mi (251.24 km) |
| Sigmaringen to Coccaglio | 178.03 mi (286.51 km) |
| Sigmaringen to Codigoro | 263.74 mi (424.46 km) |
| Sigmaringen to Codogno | 203.54 mi (327.56 km) |
| Sigmaringen to Codroipo | 230.06 mi (370.25 km) |
| Sigmaringen to Cogoleto | 256.91 mi (413.45 km) |
| Sigmaringen to Colle di Val d'Elsa | 336.72 mi (541.90 km) |
| Sigmaringen to Colle Salvetti | 315.93 mi (508.44 km) |
| Sigmaringen to Collecchio | 235.41 mi (378.86 km) |
| Sigmaringen to Colleferro | 476.59 mi (766.99 km) |
| Sigmaringen to Collegno | 222.08 mi (357.40 km) |
