| Llantwit Major to Marietta (Georgia) | 4,068.01 mi (6,546.84 km) |
| Llantwit Major to Marietta (Ohio) | 3,686.89 mi (5,933.48 km) |
| Llantwit Major to Marina (California) | 5,301.25 mi (8,531.54 km) |
| Llantwit Major to Marinette (Wisconsin) | 3,679.19 mi (5,921.09 km) |
| Llantwit Major to Marion (Arkansas) | 4,238.06 mi (6,820.50 km) |
| Llantwit Major to Marion (Illinois) | 4,065.94 mi (6,543.50 km) |
| Llantwit Major to Marion (Indiana) | 3,805.03 mi (6,123.60 km) |
| Llantwit Major to Marion (Iowa) | 3,966.20 mi (6,382.98 km) |
| Llantwit Major to Marion (Ohio) | 3,701.90 mi (5,957.63 km) |
| Llantwit Major to Marion Oaks (Florida) | 4,210.89 mi (6,776.78 km) |
| Llantwit Major to Markham (Illinois) | 3,836.96 mi (6,174.98 km) |
| Llantwit Major to Marlborough (Massachusetts) | 3,156.10 mi (5,079.25 km) |
| Llantwit Major to Marlton (New Jersey) | 3,398.61 mi (5,469.54 km) |
| Llantwit Major to Marquette (Michigan) | 3,607.70 mi (5,806.03 km) |
| Llantwit Major to Marrero (Louisiana) | 4,497.34 mi (7,237.78 km) |
