| Pembroke Dock to Cicero (Illinois) | 3,762.91 mi (6,055.82 km) |
| Pembroke Dock to Cimarron Hills (Colorado) | 4,543.56 mi (7,312.16 km) |
| Pembroke Dock to Cincinnati (Ohio) | 3,757.09 mi (6,046.45 km) |
| Pembroke Dock to Cinco Ranch (Texas) | 4,668.42 mi (7,513.10 km) |
| Pembroke Dock to Circleville (Ohio) | 3,672.67 mi (5,910.58 km) |
| Pembroke Dock to Citrus (California) | 5,258.67 mi (8,463.01 km) |
| Pembroke Dock to Citrus Heights (California) | 5,111.84 mi (8,226.70 km) |
| Pembroke Dock to Citrus Park (Florida) | 4,206.73 mi (6,770.08 km) |
| Pembroke Dock to Claiborne (Louisiana) | 4,383.39 mi (7,054.38 km) |
| Pembroke Dock to Claremont (California) | 5,252.27 mi (8,452.70 km) |
| Pembroke Dock to Claremont (New Hampshire) | 3,080.83 mi (4,958.11 km) |
| Pembroke Dock to Claremore (Oklahoma) | 4,330.90 mi (6,969.91 km) |
| Pembroke Dock to Clarksburg (Maryland) | 3,458.46 mi (5,565.86 km) |
| Pembroke Dock to Clarksburg (West Virginia) | 3,581.14 mi (5,763.29 km) |
| Pembroke Dock to Clarksdale (Mississippi) | 4,235.89 mi (6,817.01 km) |
