| Santa Maria to Cividale del Friuli | 6,144.77 mi (9,889.05 km) |
| Santa Maria to Civita Castellana | 6,325.59 mi (10,180.05 km) |
| Santa Maria to Civitanova Marche | 6,309.72 mi (10,154.52 km) |
| Santa Maria to Civitavecchia | 6,317.52 mi (10,167.06 km) |
| Santa Maria to Civitella in Val di Chiana | 6,242.68 mi (10,046.62 km) |
| Santa Maria to Clusone | 6,054.96 mi (9,744.52 km) |
| Santa Maria to Coccaglio | 6,073.08 mi (9,773.67 km) |
| Santa Maria to Codigoro | 6,176.83 mi (9,940.64 km) |
| Santa Maria to Codogno | 6,086.51 mi (9,795.29 km) |
| Santa Maria to Codroipo | 6,139.49 mi (9,880.55 km) |
| Santa Maria to Cogoleto | 6,094.96 mi (9,808.90 km) |
| Santa Maria to Colle di Val d'Elsa | 6,225.72 mi (10,019.32 km) |
| Santa Maria to Colle Salvetti | 6,194.76 mi (9,969.50 km) |
| Santa Maria to Collecchio | 6,124.26 mi (9,856.04 km) |
| Santa Maria to Colleferro | 6,375.38 mi (10,260.18 km) |
