| Llanelli to Cicero (Illinois) | 3,793.58 mi (6,105.17 km) |
| Llanelli to Cimarron Hills (Colorado) | 4,572.05 mi (7,358.01 km) |
| Llanelli to Cincinnati (Ohio) | 3,788.73 mi (6,097.37 km) |
| Llanelli to Cinco Ranch (Texas) | 4,700.09 mi (7,564.06 km) |
| Llanelli to Circleville (Ohio) | 3,704.41 mi (5,961.67 km) |
| Llanelli to Citrus (California) | 5,285.30 mi (8,505.88 km) |
| Llanelli to Citrus Heights (California) | 5,136.57 mi (8,266.51 km) |
| Llanelli to Citrus Park (Florida) | 4,239.89 mi (6,823.44 km) |
| Llanelli to Claiborne (Louisiana) | 4,415.12 mi (7,105.45 km) |
| Llanelli to Claremont (California) | 5,278.94 mi (8,495.64 km) |
| Llanelli to Claremont (New Hampshire) | 3,113.02 mi (5,009.93 km) |
| Llanelli to Claremore (Oklahoma) | 4,361.52 mi (7,019.18 km) |
| Llanelli to Clarksburg (Maryland) | 3,490.88 mi (5,618.03 km) |
| Llanelli to Clarksburg (West Virginia) | 3,613.23 mi (5,814.94 km) |
| Llanelli to Clarksdale (Mississippi) | 4,267.58 mi (6,868.01 km) |
