| Rhondda to Bahce | 2,175.25 mi (3,500.72 km) |
| Rhondda to Bahcesaray | 2,399.25 mi (3,861.22 km) |
| Rhondda to Balikesir | 1,705.65 mi (2,744.98 km) |
| Rhondda to Balya | 1,688.21 mi (2,716.91 km) |
| Rhondda to Banaz | 1,822.27 mi (2,932.66 km) |
| Rhondda to Bandirma | 1,678.06 mi (2,700.58 km) |
| Rhondda to Bartin | 1,809.02 mi (2,911.34 km) |
| Rhondda to Baskale | 2,454.39 mi (3,949.96 km) |
| Rhondda to Baskil | 2,210.42 mi (3,557.32 km) |
| Rhondda to Basmakci | 1,870.85 mi (3,010.84 km) |
| Rhondda to Batman | 2,338.02 mi (3,762.67 km) |
| Rhondda to Battalgazi | 2,197.23 mi (3,536.09 km) |
| Rhondda to Bayat | 1,930.16 mi (3,106.30 km) |
| Rhondda to Bayburt | 2,200.39 mi (3,541.19 km) |
| Rhondda to Bayindir | 1,759.69 mi (2,831.96 km) |
