| Rhondda to Bitonto | 1,195.27 mi (1,923.60 km) |
| Rhondda to Bitritto | 1,204.09 mi (1,937.79 km) |
| Rhondda to Bollate | 708.28 mi (1,139.86 km) |
| Rhondda to Bologna | 838.20 mi (1,348.96 km) |
| Rhondda to Bolzano | 754.65 mi (1,214.50 km) |
| Rhondda to Bomporto | 815.86 mi (1,313.01 km) |
| Rhondda to Bonate di Sopra | 718.98 mi (1,157.08 km) |
| Rhondda to Bondeno | 823.52 mi (1,325.33 km) |
| Rhondda to Bordighera | 745.77 mi (1,200.20 km) |
| Rhondda to Borgaro Torinese | 675.09 mi (1,086.46 km) |
| Rhondda to Borgo a Buggiano | 844.61 mi (1,359.27 km) |
| Rhondda to Borgo San Dalmazzo | 710.91 mi (1,144.10 km) |
| Rhondda to Borgo San Lorenzo | 864.87 mi (1,391.88 km) |
| Rhondda to Borgomanero | 677.79 mi (1,090.79 km) |
| Rhondda to Borgoricco | 817.58 mi (1,315.76 km) |
