| Round Rock to Bahce | 6,901.28 mi (11,106.54 km) |
| Round Rock to Bahcesaray | 7,051.98 mi (11,349.07 km) |
| Round Rock to Balikesir | 6,462.72 mi (10,400.75 km) |
| Round Rock to Balya | 6,445.77 mi (10,373.47 km) |
| Round Rock to Banaz | 6,576.90 mi (10,584.49 km) |
| Round Rock to Bandirma | 6,430.54 mi (10,348.95 km) |
| Round Rock to Bartin | 6,521.05 mi (10,494.62 km) |
| Round Rock to Baskale | 7,093.03 mi (11,415.12 km) |
| Round Rock to Baskil | 6,901.64 mi (11,107.12 km) |
| Round Rock to Basmakci | 6,628.91 mi (10,668.21 km) |
| Round Rock to Batman | 7,013.71 mi (11,287.48 km) |
| Round Rock to Battalgazi | 6,894.77 mi (11,096.06 km) |
| Round Rock to Bayat | 6,638.13 mi (10,683.04 km) |
| Round Rock to Bayburt | 6,852.18 mi (11,027.52 km) |
| Round Rock to Bayindir | 6,523.26 mi (10,498.17 km) |
