| Merthyr Tudful to Newport East (Rhode Island) | 3,177.31 mi (5,113.39 km) |
| Merthyr Tudful to Newport News (Virginia) | 3,586.42 mi (5,771.79 km) |
| Merthyr Tudful to Newton (Iowa) | 4,030.09 mi (6,485.80 km) |
| Merthyr Tudful to Newton (Kansas) | 4,370.14 mi (7,033.05 km) |
| Merthyr Tudful to Newton (Massachusetts) | 3,140.32 mi (5,053.86 km) |
| Merthyr Tudful to Newton (North Carolina) | 3,847.94 mi (6,192.66 km) |
| Merthyr Tudful to Niagara Falls (New York) | 3,424.40 mi (5,511.04 km) |
| Merthyr Tudful to Niceville (Florida) | 4,312.80 mi (6,940.78 km) |
| Merthyr Tudful to Nicholasville (Kentucky) | 3,879.15 mi (6,242.89 km) |
| Merthyr Tudful to Niles (Illinois) | 3,815.75 mi (6,140.86 km) |
| Merthyr Tudful to Niles (Michigan) | 3,764.09 mi (6,057.72 km) |
| Merthyr Tudful to Niles (Ohio) | 3,576.29 mi (5,755.49 km) |
| Merthyr Tudful to Nipomo (California) | 5,341.81 mi (8,596.81 km) |
| Merthyr Tudful to Nixa (Missouri) | 4,264.47 mi (6,863.00 km) |
| Merthyr Tudful to Noblesville (Indiana) | 3,836.82 mi (6,174.76 km) |
