| Green Bay to Cividale del Friuli | 4,557.93 mi (7,335.28 km) |
| Green Bay to Civita Castellana | 4,689.83 mi (7,547.55 km) |
| Green Bay to Civitanova Marche | 4,695.03 mi (7,555.92 km) |
| Green Bay to Civitavecchia | 4,674.98 mi (7,523.65 km) |
| Green Bay to Civitella in Val di Chiana | 4,612.87 mi (7,423.70 km) |
| Green Bay to Clusone | 4,437.83 mi (7,142.00 km) |
| Green Bay to Coccaglio | 4,452.64 mi (7,165.83 km) |
| Green Bay to Codigoro | 4,565.21 mi (7,347.00 km) |
| Green Bay to Codogno | 4,459.60 mi (7,177.03 km) |
| Green Bay to Codroipo | 4,547.34 mi (7,318.24 km) |
| Green Bay to Cogoleto | 4,451.94 mi (7,164.70 km) |
| Green Bay to Colle di Val d'Elsa | 4,591.17 mi (7,388.77 km) |
| Green Bay to Colle Salvetti | 4,557.27 mi (7,334.21 km) |
| Green Bay to Collecchio | 4,496.83 mi (7,236.96 km) |
| Green Bay to Colleferro | 4,738.85 mi (7,626.44 km) |
