| Llantwit Major to Miami Lakes (Florida) | 4,284.85 mi (6,895.81 km) |
| Llantwit Major to Miami Shores (Florida) | 4,281.00 mi (6,889.60 km) |
| Llantwit Major to Miami Springs (Florida) | 4,288.15 mi (6,901.11 km) |
| Llantwit Major to Miamisburg (Ohio) | 3,791.44 mi (6,101.74 km) |
| Llantwit Major to Michigan City (Indiana) | 3,800.01 mi (6,115.52 km) |
| Llantwit Major to Middle Island (New York) | 3,274.48 mi (5,269.77 km) |
| Llantwit Major to Middle River (Maryland) | 3,484.75 mi (5,608.16 km) |
| Llantwit Major to Middle Valley (Tennessee) | 4,035.89 mi (6,495.13 km) |
| Llantwit Major to Middleburg (Florida) | 4,146.89 mi (6,673.77 km) |
| Llantwit Major to Middleburg Heights (Ohio) | 3,615.35 mi (5,818.34 km) |
| Llantwit Major to Middlesex (New Jersey) | 3,352.05 mi (5,394.61 km) |
| Llantwit Major to Middleton (Wisconsin) | 3,838.42 mi (6,177.35 km) |
| Llantwit Major to Middletown (Connecticut) | 3,234.81 mi (5,205.93 km) |
| Llantwit Major to Middletown (Delaware) | 3,451.07 mi (5,553.96 km) |
| Llantwit Major to Middletown (New York) | 3,312.00 mi (5,330.15 km) |
