| Penarth to Middletown (Ohio) | 3,812.66 mi (6,135.89 km) |
| Penarth to Midland (Michigan) | 3,623.54 mi (5,831.52 km) |
| Penarth to Midland (Texas) | 4,876.94 mi (7,848.68 km) |
| Penarth to Midlothian (Illinois) | 3,848.25 mi (6,193.17 km) |
| Penarth to Midlothian (Texas) | 4,655.28 mi (7,491.96 km) |
| Penarth to Midlothian (Virginia) | 3,630.40 mi (5,842.56 km) |
| Penarth to Midvale (Utah) | 4,773.06 mi (7,681.49 km) |
| Penarth to Midway (Florida) | 4,355.44 mi (7,009.41 km) |
| Penarth to Midwest City (Oklahoma) | 4,518.14 mi (7,271.24 km) |
| Penarth to Milford (Delaware) | 3,474.45 mi (5,591.59 km) |
| Penarth to Milford city (Connecticut) | 3,277.23 mi (5,274.20 km) |
| Penarth to Milford Mill (Maryland) | 3,510.93 mi (5,650.30 km) |
| Penarth to Mililani Mauka (Hawaii) | 7,173.12 mi (11,544.02 km) |
| Penarth to Mililani Town (Hawaii) | 7,175.40 mi (11,547.69 km) |
| Penarth to Mill Creek (Washington) | 4,689.11 mi (7,546.39 km) |
