| Rhondda to Ansonia (Connecticut) | 3,258.68 mi (5,244.35 km) |
| Rhondda to Antelope (California) | 5,163.88 mi (8,310.46 km) |
| Rhondda to Anthem (Arizona) | 5,130.42 mi (8,256.62 km) |
| Rhondda to Antioch (California) | 5,219.17 mi (8,399.44 km) |
| Rhondda to Antioch (Illinois) | 3,807.85 mi (6,128.15 km) |
| Rhondda to Apache Junction (Arizona) | 5,134.94 mi (8,263.88 km) |
| Rhondda to Apex (North Carolina) | 3,748.24 mi (6,032.20 km) |
| Rhondda to Apollo Beach (Florida) | 4,280.85 mi (6,889.37 km) |
| Rhondda to Apopka (Florida) | 4,197.40 mi (6,755.07 km) |
| Rhondda to Apple Valley (California) | 5,267.00 mi (8,476.42 km) |
| Rhondda to Apple Valley (Minnesota) | 3,896.43 mi (6,270.70 km) |
| Rhondda to Appleton (Wisconsin) | 3,738.73 mi (6,016.90 km) |
| Rhondda to Arbutus (Maryland) | 3,498.47 mi (5,630.24 km) |
| Rhondda to Arcadia (California) | 5,316.98 mi (8,556.85 km) |
| Rhondda to Arcata (California) | 5,122.24 mi (8,243.44 km) |
