| Rhondda to Bear (Delaware) | 3,440.28 mi (5,536.60 km) |
| Rhondda to Beatrice (Nebraska) | 4,239.95 mi (6,823.54 km) |
| Rhondda to Beaufort (South Carolina) | 3,979.74 mi (6,404.77 km) |
| Rhondda to Beaumont (California) | 5,294.34 mi (8,520.42 km) |
| Rhondda to Beaumont (Texas) | 4,649.08 mi (7,481.97 km) |
| Rhondda to Beaver Dam (Wisconsin) | 3,791.78 mi (6,102.28 km) |
| Rhondda to Beavercreek (Ohio) | 3,775.52 mi (6,076.11 km) |
| Rhondda to Beaverton (Oregon) | 4,823.33 mi (7,762.40 km) |
| Rhondda to Beckley (West Virginia) | 3,748.15 mi (6,032.06 km) |
| Rhondda to Bedford (Indiana) | 3,912.31 mi (6,296.26 km) |
| Rhondda to Bedford (Ohio) | 3,600.17 mi (5,793.91 km) |
| Rhondda to Bedford (Texas) | 4,626.65 mi (7,445.87 km) |
| Rhondda to Bedford Heights (Ohio) | 3,598.40 mi (5,791.07 km) |
| Rhondda to Beech Grove (Indiana) | 3,856.69 mi (6,206.74 km) |
| Rhondda to Beeville (Texas) | 4,880.18 mi (7,853.89 km) |
