| Douai to Corinth (Mississippi) | 4,473.48 mi (7,199.36 km) |
| Douai to Corinth (Texas) | 4,899.63 mi (7,885.20 km) |
| Douai to Cornelius (North Carolina) | 4,138.30 mi (6,659.95 km) |
| Douai to Cornelius (Oregon) | 5,070.10 mi (8,159.54 km) |
| Douai to Corning (New York) | 3,681.62 mi (5,925.00 km) |
| Douai to Corona (California) | 5,585.53 mi (8,989.05 km) |
| Douai to Coronado (California) | 5,641.24 mi (9,078.69 km) |
| Douai to Corpus Christi (Texas) | 5,194.14 mi (8,359.17 km) |
| Douai to Corsicana (Texas) | 4,931.19 mi (7,935.99 km) |
| Douai to Cortland (New York) | 3,627.04 mi (5,837.16 km) |
| Douai to Corvallis (Oregon) | 5,131.41 mi (8,258.20 km) |
| Douai to Coshocton (Ohio) | 3,956.45 mi (6,367.30 km) |
| Douai to Costa Mesa (California) | 5,607.84 mi (9,024.95 km) |
| Douai to Coto de Caza (California) | 5,601.47 mi (9,014.69 km) |
| Douai to Cottage Grove (Minnesota) | 4,166.10 mi (6,704.69 km) |
