| Rhondda to Allouez (Wisconsin) | 3,716.36 mi (5,980.91 km) |
| Rhondda to Aloha (Oregon) | 4,824.09 mi (7,763.62 km) |
| Rhondda to Alpena (Michigan) | 3,515.37 mi (5,657.45 km) |
| Rhondda to Alpharetta (Georgia) | 4,049.53 mi (6,517.10 km) |
| Rhondda to Alpine (California) | 5,346.61 mi (8,604.54 km) |
| Rhondda to Alpine (Utah) | 4,760.82 mi (7,661.80 km) |
| Rhondda to Alsip (Illinois) | 3,831.55 mi (6,166.28 km) |
| Rhondda to Altadena (California) | 5,316.91 mi (8,556.73 km) |
| Rhondda to Altamont (Oregon) | 4,977.35 mi (8,010.27 km) |
| Rhondda to Altamonte Springs (Florida) | 4,193.63 mi (6,749.00 km) |
| Rhondda to Alton (Illinois) | 4,054.46 mi (6,525.02 km) |
| Rhondda to Alton (Texas) | 5,013.49 mi (8,068.43 km) |
| Rhondda to Altoona (Iowa) | 4,051.55 mi (6,520.34 km) |
| Rhondda to Altoona (Pennsylvania) | 3,512.70 mi (5,653.15 km) |
| Rhondda to Altus (Oklahoma) | 4,617.99 mi (7,431.94 km) |
