| Rhondda to Bel Air (Maryland) | 3,471.36 mi (5,586.62 km) |
| Rhondda to Bel Air North (Maryland) | 3,471.62 mi (5,587.04 km) |
| Rhondda to Bel Air South (Maryland) | 3,471.36 mi (5,586.62 km) |
| Rhondda to Belgrade (Montana) | 4,460.10 mi (7,177.84 km) |
| Rhondda to Bell (California) | 5,330.38 mi (8,578.42 km) |
| Rhondda to Bell Gardens (California) | 5,330.34 mi (8,578.35 km) |
| Rhondda to Bella Vista (Arkansas) | 4,333.00 mi (6,973.29 km) |
| Rhondda to Bellair-Meadowbrook Terrace (Florida) | 4,133.13 mi (6,651.63 km) |
| Rhondda to Bellaire (Texas) | 4,721.49 mi (7,598.51 km) |
| Rhondda to Belle Chasse (Louisiana) | 4,492.53 mi (7,230.03 km) |
| Rhondda to Belle Glade (Florida) | 4,260.95 mi (6,857.34 km) |
| Rhondda to Bellefontaine (Ohio) | 3,734.90 mi (6,010.74 km) |
| Rhondda to Bellefontaine Neighbors (Missouri) | 4,064.60 mi (6,541.34 km) |
| Rhondda to Belleville (Illinois) | 4,066.56 mi (6,544.50 km) |
| Rhondda to Bellevue (Nebraska) | 4,167.40 mi (6,706.78 km) |
