| Rhondda to Lynn (Massachusetts) | 3,125.20 mi (5,029.52 km) |
| Rhondda to Lynn Haven (Florida) | 4,293.40 mi (6,909.56 km) |
| Rhondda to Lynnwood (Washington) | 4,677.09 mi (7,527.04 km) |
| Rhondda to Lynwood (California) | 5,334.27 mi (8,584.67 km) |
| Rhondda to Lyons (Illinois) | 3,828.26 mi (6,160.99 km) |
| Rhondda to Mableton (Georgia) | 4,073.91 mi (6,556.32 km) |
| Rhondda to Macedonia (Ohio) | 3,602.09 mi (5,797.00 km) |
| Rhondda to Machesney Park (Illinois) | 3,849.35 mi (6,194.92 km) |
| Rhondda to Mack (Ohio) | 3,826.82 mi (6,158.67 km) |
| Rhondda to Macomb (Illinois) | 4,000.81 mi (6,438.69 km) |
| Rhondda to Macon (Georgia) | 4,086.76 mi (6,577.01 km) |
| Rhondda to Madera (California) | 5,223.33 mi (8,406.13 km) |
| Rhondda to Madison (Alabama) | 4,120.32 mi (6,631.02 km) |
| Rhondda to Madison (Indiana) | 3,873.57 mi (6,233.91 km) |
| Rhondda to Madison (Mississippi) | 4,366.56 mi (7,027.30 km) |
