| Welver to Corinth (Mississippi) | 4,625.30 mi (7,443.71 km) |
| Welver to Corinth (Texas) | 5,037.98 mi (8,107.84 km) |
| Welver to Cornelius (North Carolina) | 4,303.22 mi (6,925.36 km) |
| Welver to Cornelius (Oregon) | 5,120.47 mi (8,240.61 km) |
| Welver to Corning (New York) | 3,836.56 mi (6,174.34 km) |
| Welver to Corona (California) | 5,673.60 mi (9,130.78 km) |
| Welver to Coronado (California) | 5,732.74 mi (9,225.95 km) |
| Welver to Corpus Christi (Texas) | 5,343.01 mi (8,598.74 km) |
| Welver to Corsicana (Texas) | 5,073.09 mi (8,164.35 km) |
| Welver to Cortland (New York) | 3,782.20 mi (6,086.87 km) |
| Welver to Corvallis (Oregon) | 5,183.18 mi (8,341.52 km) |
| Welver to Coshocton (Ohio) | 4,107.99 mi (6,611.17 km) |
| Welver to Costa Mesa (California) | 5,695.38 mi (9,165.83 km) |
| Welver to Coto de Caza (California) | 5,690.01 mi (9,157.19 km) |
| Welver to Cottage Grove (Minnesota) | 4,284.47 mi (6,895.18 km) |
