| Rhondda to Beverly Hills (Florida) | 4,225.57 mi (6,800.40 km) |
| Rhondda to Beverly Hills (Michigan) | 3,618.02 mi (5,822.64 km) |
| Rhondda to Bexley (Ohio) | 3,719.79 mi (5,986.42 km) |
| Rhondda to Biddeford (Maine) | 3,064.23 mi (4,931.40 km) |
| Rhondda to Big Bear City (California) | 5,268.72 mi (8,479.19 km) |
| Rhondda to Big Lake (Minnesota) | 3,888.78 mi (6,258.39 km) |
| Rhondda to Big Spring (Texas) | 4,826.11 mi (7,766.87 km) |
| Rhondda to Billings (Montana) | 4,375.86 mi (7,042.27 km) |
| Rhondda to Biloxi (Mississippi) | 4,419.86 mi (7,113.08 km) |
| Rhondda to Binghamton (New York) | 3,342.99 mi (5,380.03 km) |
| Rhondda to Birmingham (Alabama) | 4,179.16 mi (6,725.71 km) |
| Rhondda to Birmingham (Michigan) | 3,616.02 mi (5,819.42 km) |
| Rhondda to Bismarck (North Dakota) | 4,066.65 mi (6,544.64 km) |
| Rhondda to Bithlo (Florida) | 4,186.28 mi (6,737.17 km) |
| Rhondda to Bixby (Oklahoma) | 4,421.13 mi (7,115.12 km) |
