| Rhondda to Naugatuck (Connecticut) | 3,251.91 mi (5,233.44 km) |
| Rhondda to Navarre (Florida) | 4,336.23 mi (6,978.49 km) |
| Rhondda to Nederland (Texas) | 4,649.13 mi (7,482.06 km) |
| Rhondda to Neenah (Wisconsin) | 3,746.99 mi (6,030.20 km) |
| Rhondda to Neosho (Missouri) | 4,318.45 mi (6,949.87 km) |
| Rhondda to Nesconset (New York) | 3,283.11 mi (5,283.66 km) |
| Rhondda to New Albany (Indiana) | 3,911.49 mi (6,294.94 km) |
| Rhondda to New Albany (Ohio) | 3,708.57 mi (5,968.36 km) |
| Rhondda to New Baltimore (Michigan) | 3,590.88 mi (5,778.97 km) |
| Rhondda to New Baltimore (Virginia) | 3,562.45 mi (5,733.21 km) |
| Rhondda to New Bedford (Massachusetts) | 3,157.36 mi (5,081.28 km) |
| Rhondda to New Berlin (Wisconsin) | 3,787.46 mi (6,095.33 km) |
| Rhondda to New Bern (North Carolina) | 3,702.26 mi (5,958.21 km) |
| Rhondda to New Braunfels (Texas) | 4,827.36 mi (7,768.88 km) |
| Rhondda to New Brighton (Minnesota) | 3,881.92 mi (6,247.34 km) |
