| Merthyr Tudful to North Tustin (California) | 5,325.56 mi (8,570.66 km) |
| Merthyr Tudful to North Valley (New Mexico) | 4,860.27 mi (7,821.85 km) |
| Merthyr Tudful to North Valley Stream (New York) | 3,312.17 mi (5,330.42 km) |
| Merthyr Tudful to North Wantagh (New York) | 3,303.36 mi (5,316.25 km) |
| Merthyr Tudful to Northampton (Massachusetts) | 3,200.64 mi (5,150.94 km) |
| Merthyr Tudful to Northampton (Pennsylvania) | 3,385.20 mi (5,447.95 km) |
| Merthyr Tudful to Northbrook (Illinois) | 3,812.09 mi (6,134.97 km) |
| Merthyr Tudful to Northbrook (Ohio) | 3,816.73 mi (6,142.43 km) |
| Merthyr Tudful to Northdale (Florida) | 4,269.05 mi (6,870.37 km) |
| Merthyr Tudful to Northfield (Minnesota) | 3,905.61 mi (6,285.48 km) |
| Merthyr Tudful to Northglenn (Colorado) | 4,553.37 mi (7,327.94 km) |
| Merthyr Tudful to Northlake (Illinois) | 3,824.62 mi (6,155.14 km) |
| Merthyr Tudful to Northport (Alabama) | 4,223.90 mi (6,797.71 km) |
| Merthyr Tudful to Northview (Michigan) | 3,684.81 mi (5,930.13 km) |
| Merthyr Tudful to Norton (Ohio) | 3,618.99 mi (5,824.20 km) |
