| Merthyr Tudful to Cherry Creek (Colorado) | 4,564.92 mi (7,346.53 km) |
| Merthyr Tudful to Cherry Hill (Virginia) | 3,552.16 mi (5,716.65 km) |
| Merthyr Tudful to Cherry Hill Mall (New Jersey) | 3,398.00 mi (5,468.55 km) |
| Merthyr Tudful to Cherryland (California) | 5,240.81 mi (8,434.27 km) |
| Merthyr Tudful to Chesapeake (Virginia) | 3,596.91 mi (5,788.67 km) |
| Merthyr Tudful to Chester (Pennsylvania) | 3,416.85 mi (5,498.89 km) |
| Merthyr Tudful to Chester (Virginia) | 3,613.06 mi (5,814.66 km) |
| Merthyr Tudful to Chesterfield (Missouri) | 4,080.71 mi (6,567.27 km) |
| Merthyr Tudful to Chesterton (Indiana) | 3,806.13 mi (6,125.38 km) |
| Merthyr Tudful to Chestnut Ridge (New York) | 3,309.42 mi (5,325.99 km) |
| Merthyr Tudful to Cheval (Florida) | 4,266.71 mi (6,866.61 km) |
| Merthyr Tudful to Cheyenne (Wyoming) | 4,483.78 mi (7,215.95 km) |
| Merthyr Tudful to Chicago (Illinois) | 3,819.70 mi (6,147.21 km) |
| Merthyr Tudful to Chicago Heights (Illinois) | 3,832.68 mi (6,168.11 km) |
| Merthyr Tudful to Chicago Ridge (Illinois) | 3,829.42 mi (6,162.86 km) |
