| Cities | Distance |
|---|---|
| Harrow to Bierun | 851.48 mi (1,370.32 km) |
| Harrow to Bierun Stary | 851.91 mi (1,371.02 km) |
| Harrow to Bilgoraj | 1,000.46 mi (1,610.08 km) |
| Harrow to Biskupiec | 902.13 mi (1,451.83 km) |
| Harrow to Blachownia | 835.82 mi (1,345.13 km) |
| Harrow to Blonie | 891.78 mi (1,435.18 km) |
| Harrow to Bochnia | 911.32 mi (1,466.63 km) |
| Harrow to Bogatynia | 662.32 mi (1,065.91 km) |
| Harrow to Boguszow-Gorce | 717.42 mi (1,154.58 km) |
| Harrow to Boleslawiec | 684.57 mi (1,101.70 km) |
| Harrow to Braniewo | 858.21 mi (1,381.15 km) |
| Harrow to Brodnica | 837.13 mi (1,347.23 km) |
| Harrow to Brwinow | 896.40 mi (1,442.61 km) |
| Harrow to Brzeg | 771.17 mi (1,241.07 km) |
| Harrow to Brzeg Dolny | 733.91 mi (1,181.11 km) |