| Rhondda to Nocatee (Florida) | 4,123.61 mi (6,636.31 km) |
| Rhondda to Nogales (Arizona) | 5,224.70 mi (8,408.35 km) |
| Rhondda to Nolensville (Tennessee) | 4,056.75 mi (6,528.71 km) |
| Rhondda to Norco (California) | 5,312.53 mi (8,549.69 km) |
| Rhondda to Norcross (Georgia) | 4,053.14 mi (6,522.90 km) |
| Rhondda to Norfolk (Nebraska) | 4,179.20 mi (6,725.77 km) |
| Rhondda to Norfolk (Virginia) | 3,585.68 mi (5,770.59 km) |
| Rhondda to Normal (Illinois) | 3,933.04 mi (6,329.62 km) |
| Rhondda to Norman (Oklahoma) | 4,513.56 mi (7,263.87 km) |
| Rhondda to Norridge (Illinois) | 3,821.49 mi (6,150.09 km) |
| Rhondda to Norristown (Pennsylvania) | 3,404.32 mi (5,478.73 km) |
| Rhondda to North Adams (Massachusetts) | 3,204.98 mi (5,157.92 km) |
| Rhondda to North Amityville (New York) | 3,300.04 mi (5,310.90 km) |
| Rhondda to North Arlington (New Jersey) | 3,325.83 mi (5,352.41 km) |
| Rhondda to North Auburn (California) | 5,143.10 mi (8,277.01 km) |
