| Pontypridd to Mill Creek East (Washington) | 4,676.30 mi (7,525.79 km) |
| Pontypridd to Mill Valley (California) | 5,248.99 mi (8,447.43 km) |
| Pontypridd to Millbrae (California) | 5,262.44 mi (8,469.07 km) |
| Pontypridd to Millbrook (Alabama) | 4,215.31 mi (6,783.89 km) |
| Pontypridd to Millcreek (Utah) | 4,753.70 mi (7,650.33 km) |
| Pontypridd to Milledgeville (Georgia) | 4,057.67 mi (6,530.19 km) |
| Pontypridd to Miller Place (New York) | 3,275.81 mi (5,271.91 km) |
| Pontypridd to Millington (Tennessee) | 4,219.73 mi (6,791.00 km) |
| Pontypridd to Millville (New Jersey) | 3,427.87 mi (5,516.62 km) |
| Pontypridd to Milpitas (California) | 5,256.25 mi (8,459.11 km) |
| Pontypridd to Milton (Georgia) | 4,051.44 mi (6,520.16 km) |
| Pontypridd to Milwaukee (Wisconsin) | 3,780.47 mi (6,084.08 km) |
| Pontypridd to Milwaukie (Oregon) | 4,822.60 mi (7,761.23 km) |
| Pontypridd to Minden (Louisiana) | 4,489.14 mi (7,224.57 km) |
| Pontypridd to Mineola (New York) | 3,310.83 mi (5,328.27 km) |
