| Llanelli to Centralia (Illinois) | 4,001.06 mi (6,439.09 km) |
| Llanelli to Centralia (Washington) | 4,733.24 mi (7,617.41 km) |
| Llanelli to Centreville (Virginia) | 3,515.10 mi (5,657.00 km) |
| Llanelli to Ceres (California) | 5,188.70 mi (8,350.40 km) |
| Llanelli to Cerritos (California) | 5,305.23 mi (8,537.95 km) |
| Llanelli to Chalco (Nebraska) | 4,143.03 mi (6,667.56 km) |
| Llanelli to Chalmette (Louisiana) | 4,454.58 mi (7,168.95 km) |
| Llanelli to Chambersburg (Pennsylvania) | 3,475.74 mi (5,593.66 km) |
| Llanelli to Chamblee (Georgia) | 4,027.60 mi (6,481.80 km) |
| Llanelli to Champaign (Illinois) | 3,893.11 mi (6,265.35 km) |
| Llanelli to Champlin (Minnesota) | 3,854.18 mi (6,202.71 km) |
| Llanelli to Chandler (Arizona) | 5,123.42 mi (8,245.34 km) |
| Llanelli to Chanhassen (Minnesota) | 3,874.93 mi (6,236.09 km) |
| Llanelli to Channahon (Illinois) | 3,832.31 mi (6,167.51 km) |
| Llanelli to Channelview (Texas) | 4,671.47 mi (7,518.01 km) |
