| Gumushacikoy to Cividale del Friuli | 1,146.04 mi (1,844.38 km) |
| Gumushacikoy to Civita Castellana | 1,179.30 mi (1,897.90 km) |
| Gumushacikoy to Civitanova Marche | 1,111.23 mi (1,788.36 km) |
| Gumushacikoy to Civitavecchia | 1,211.26 mi (1,949.34 km) |
| Gumushacikoy to Civitella in Val di Chiana | 1,212.64 mi (1,951.56 km) |
| Gumushacikoy to Clusone | 1,309.27 mi (2,107.07 km) |
| Gumushacikoy to Coccaglio | 1,305.67 mi (2,101.27 km) |
| Gumushacikoy to Codigoro | 1,197.38 mi (1,927.00 km) |
| Gumushacikoy to Codogno | 1,316.63 mi (2,118.90 km) |
| Gumushacikoy to Codroipo | 1,165.83 mi (1,876.22 km) |
| Gumushacikoy to Cogoleto | 1,366.24 mi (2,198.76 km) |
| Gumushacikoy to Colle di Val d'Elsa | 1,241.92 mi (1,998.68 km) |
| Gumushacikoy to Colle Salvetti | 1,274.47 mi (2,051.07 km) |
| Gumushacikoy to Collecchio | 1,289.88 mi (2,075.87 km) |
| Gumushacikoy to Colleferro | 1,150.70 mi (1,851.87 km) |
