| Rhondda to Myrtle Grove (North Carolina) | 3,781.68 mi (6,086.02 km) |
| Rhondda to Nacogdoches (Texas) | 4,591.50 mi (7,389.31 km) |
| Rhondda to Nampa (Idaho) | 4,745.16 mi (7,636.60 km) |
| Rhondda to Nanakuli (Hawaii) | 7,165.42 mi (11,531.63 km) |
| Rhondda to Nanticoke (Pennsylvania) | 3,384.97 mi (5,447.59 km) |
| Rhondda to Nanuet (New York) | 3,308.13 mi (5,323.92 km) |
| Rhondda to Napa (California) | 5,216.41 mi (8,395.01 km) |
| Rhondda to Naperville (Illinois) | 3,844.58 mi (6,187.25 km) |
| Rhondda to Naples (Florida) | 4,336.04 mi (6,978.19 km) |
| Rhondda to Naranja (Florida) | 4,309.73 mi (6,935.83 km) |
| Rhondda to Nashua (New Hampshire) | 3,135.76 mi (5,046.52 km) |
| Rhondda to Nashville (Tennessee) | 4,051.03 mi (6,519.51 km) |
| Rhondda to Natchez (Mississippi) | 4,463.88 mi (7,183.93 km) |
| Rhondda to Natchitoches (Louisiana) | 4,523.34 mi (7,279.61 km) |
| Rhondda to National City (California) | 5,368.14 mi (8,639.19 km) |
