| Llantrisant to Marietta (Georgia) | 4,069.42 mi (6,549.10 km) |
| Llantrisant to Marietta (Ohio) | 3,687.78 mi (5,934.92 km) |
| Llantrisant to Marina (California) | 5,297.91 mi (8,526.16 km) |
| Llantrisant to Marinette (Wisconsin) | 3,678.45 mi (5,919.90 km) |
| Llantrisant to Marion (Arkansas) | 4,238.61 mi (6,821.38 km) |
| Llantrisant to Marion (Illinois) | 4,066.25 mi (6,544.00 km) |
| Llantrisant to Marion (Indiana) | 3,805.26 mi (6,123.98 km) |
| Llantrisant to Marion (Iowa) | 3,965.55 mi (6,381.94 km) |
| Llantrisant to Marion (Ohio) | 3,702.41 mi (5,958.45 km) |
| Llantrisant to Marion Oaks (Florida) | 4,213.30 mi (6,780.66 km) |
| Llantrisant to Markham (Illinois) | 3,836.80 mi (6,174.73 km) |
| Llantrisant to Marlborough (Massachusetts) | 3,157.54 mi (5,081.58 km) |
| Llantrisant to Marlton (New Jersey) | 3,400.16 mi (5,472.02 km) |
| Llantrisant to Marquette (Michigan) | 3,606.73 mi (5,804.46 km) |
| Llantrisant to Marrero (Louisiana) | 4,498.65 mi (7,239.87 km) |
