| Port Talbot to Carson (California) | 5,329.40 mi (8,576.84 km) |
| Port Talbot to Carson City (Nevada) | 5,078.76 mi (8,173.48 km) |
| Port Talbot to Carteret (New Jersey) | 3,323.42 mi (5,348.52 km) |
| Port Talbot to Cartersville (Georgia) | 4,051.52 mi (6,520.29 km) |
| Port Talbot to Carthage (Missouri) | 4,287.29 mi (6,899.73 km) |
| Port Talbot to Cary (Illinois) | 3,812.66 mi (6,135.88 km) |
| Port Talbot to Cary (North Carolina) | 3,727.85 mi (5,999.39 km) |
| Port Talbot to Casa de Oro-Mount Helix (California) | 5,346.36 mi (8,604.13 km) |
| Port Talbot to Casa Grande (Arizona) | 5,157.31 mi (8,299.89 km) |
| Port Talbot to Casas Adobes (Arizona) | 5,161.26 mi (8,306.24 km) |
| Port Talbot to Cascades (Virginia) | 3,520.58 mi (5,665.82 km) |
| Port Talbot to Casper (Wyoming) | 4,440.95 mi (7,147.02 km) |
| Port Talbot to Casselberry (Florida) | 4,174.68 mi (6,718.50 km) |
| Port Talbot to Castaic (California) | 5,305.57 mi (8,538.48 km) |
| Port Talbot to Castle Pines (Colorado) | 4,563.71 mi (7,344.58 km) |
