| Highland Park to Cividale del Friuli | 4,659.62 mi (7,498.93 km) |
| Highland Park to Civita Castellana | 4,783.26 mi (7,697.91 km) |
| Highland Park to Civitanova Marche | 4,791.86 mi (7,711.76 km) |
| Highland Park to Civitavecchia | 4,767.32 mi (7,672.26 km) |
| Highland Park to Civitella in Val di Chiana | 4,707.64 mi (7,576.22 km) |
| Highland Park to Clusone | 4,535.47 mi (7,299.13 km) |
| Highland Park to Coccaglio | 4,549.68 mi (7,322.00 km) |
| Highland Park to Codigoro | 4,663.13 mi (7,504.58 km) |
| Highland Park to Codogno | 4,555.55 mi (7,331.45 km) |
| Highland Park to Codroipo | 4,648.30 mi (7,480.72 km) |
| Highland Park to Cogoleto | 4,545.20 mi (7,314.80 km) |
| Highland Park to Colle di Val d'Elsa | 4,685.25 mi (7,540.18 km) |
| Highland Park to Colle Salvetti | 4,651.00 mi (7,485.06 km) |
| Highland Park to Collecchio | 4,592.53 mi (7,390.96 km) |
| Highland Park to Colleferro | 4,831.93 mi (7,776.24 km) |
