| Pontypridd to Madison (New Jersey) | 3,342.36 mi (5,379.01 km) |
| Pontypridd to Madison (Wisconsin) | 3,833.96 mi (6,170.16 km) |
| Pontypridd to Madison Heights (Michigan) | 3,616.56 mi (5,820.29 km) |
| Pontypridd to Madison Heights (Virginia) | 3,681.79 mi (5,925.27 km) |
| Pontypridd to Madisonville (Kentucky) | 4,027.54 mi (6,481.69 km) |
| Pontypridd to Magalia (California) | 5,111.43 mi (8,226.05 km) |
| Pontypridd to Magna (Utah) | 4,760.64 mi (7,661.52 km) |
| Pontypridd to Magnolia (Arkansas) | 4,454.06 mi (7,168.12 km) |
| Pontypridd to Maili (Hawaii) | 7,166.47 mi (11,533.31 km) |
| Pontypridd to Maitland (Florida) | 4,197.59 mi (6,755.36 km) |
| Pontypridd to Makakilo (Hawaii) | 7,168.51 mi (11,536.61 km) |
| Pontypridd to Malden (Massachusetts) | 3,134.27 mi (5,044.12 km) |
| Pontypridd to Malibu (California) | 5,350.22 mi (8,610.35 km) |
| Pontypridd to Maltby (Washington) | 4,675.90 mi (7,525.13 km) |
| Pontypridd to Malvern (Arkansas) | 4,383.26 mi (7,054.18 km) |
