| Port Talbot to Clarkston (Georgia) | 4,045.40 mi (6,510.44 km) |
| Port Talbot to Clarksville (Indiana) | 3,894.02 mi (6,266.83 km) |
| Port Talbot to Clarksville (Tennessee) | 4,039.75 mi (6,501.35 km) |
| Port Talbot to Clawson (Michigan) | 3,599.46 mi (5,792.77 km) |
| Port Talbot to Clay (Alabama) | 4,148.31 mi (6,676.05 km) |
| Port Talbot to Clayton (California) | 5,214.97 mi (8,392.68 km) |
| Port Talbot to Clayton (Missouri) | 4,059.59 mi (6,533.27 km) |
| Port Talbot to Clayton (North Carolina) | 3,718.15 mi (5,983.78 km) |
| Port Talbot to Clayton (Ohio) | 3,765.32 mi (6,059.69 km) |
| Port Talbot to Clearfield (Utah) | 4,723.41 mi (7,601.59 km) |
| Port Talbot to Clearlake (California) | 5,178.38 mi (8,333.79 km) |
| Port Talbot to Clearwater (Florida) | 4,269.52 mi (6,871.12 km) |
| Port Talbot to Cleburne (Texas) | 4,648.43 mi (7,480.93 km) |
| Port Talbot to Clemmons (North Carolina) | 3,781.25 mi (6,085.33 km) |
| Port Talbot to Clemson (South Carolina) | 3,944.83 mi (6,348.59 km) |
