| Grodzisk Mazowiecki to Cividale del Friuli | 527.55 mi (849.00 km) |
| Grodzisk Mazowiecki to Civita Castellana | 779.50 mi (1,254.49 km) |
| Grodzisk Mazowiecki to Civitanova Marche | 687.75 mi (1,106.83 km) |
| Grodzisk Mazowiecki to Civitavecchia | 805.84 mi (1,296.88 km) |
| Grodzisk Mazowiecki to Civitella in Val di Chiana | 728.76 mi (1,172.83 km) |
| Grodzisk Mazowiecki to Clusone | 646.89 mi (1,041.07 km) |
| Grodzisk Mazowiecki to Coccaglio | 661.93 mi (1,065.27 km) |
| Grodzisk Mazowiecki to Codigoro | 635.83 mi (1,023.27 km) |
| Grodzisk Mazowiecki to Codogno | 691.43 mi (1,112.75 km) |
| Grodzisk Mazowiecki to Codroipo | 548.01 mi (881.94 km) |
| Grodzisk Mazowiecki to Cogoleto | 765.74 mi (1,232.34 km) |
| Grodzisk Mazowiecki to Colle di Val d'Elsa | 745.28 mi (1,199.42 km) |
| Grodzisk Mazowiecki to Colle Salvetti | 751.97 mi (1,210.18 km) |
| Grodzisk Mazowiecki to Collecchio | 696.59 mi (1,121.05 km) |
| Grodzisk Mazowiecki to Colleferro | 801.37 mi (1,289.69 km) |
