| Merthyr Tudful to New Lenox (Illinois) | 3,845.69 mi (6,189.04 km) |
| Merthyr Tudful to New London (Connecticut) | 3,217.83 mi (5,178.60 km) |
| Merthyr Tudful to New Milford (New Jersey) | 3,314.32 mi (5,333.88 km) |
| Merthyr Tudful to New Orleans (Louisiana) | 4,477.70 mi (7,206.16 km) |
| Merthyr Tudful to New Philadelphia (Ohio) | 3,634.98 mi (5,849.94 km) |
| Merthyr Tudful to New Port Richey (Florida) | 4,270.02 mi (6,871.93 km) |
| Merthyr Tudful to New Port Richey East (Florida) | 4,268.33 mi (6,869.21 km) |
| Merthyr Tudful to New Providence (New Jersey) | 3,340.10 mi (5,375.37 km) |
| Merthyr Tudful to New River (Arizona) | 5,124.16 mi (8,246.53 km) |
| Merthyr Tudful to New Rochelle (New York) | 3,304.77 mi (5,318.51 km) |
| Merthyr Tudful to New Smyrna Beach (Florida) | 4,157.60 mi (6,691.01 km) |
| Merthyr Tudful to New Ulm (Minnesota) | 3,959.66 mi (6,372.46 km) |
| Merthyr Tudful to New York (New York) | 3,320.66 mi (5,344.09 km) |
| Merthyr Tudful to Newark (California) | 5,247.67 mi (8,445.32 km) |
| Merthyr Tudful to Newark (Delaware) | 3,440.06 mi (5,536.24 km) |
