| Cities | Distance |
|---|
| Seclin to Bierun Stary | 707.99 mi (1,139.40 km) |
| Seclin to Bilgoraj | 862.51 mi (1,388.07 km) |
| Seclin to Biskupiec | 790.86 mi (1,272.77 km) |
| Seclin to Blachownia | 696.80 mi (1,121.39 km) |
| Seclin to Blonie | 765.13 mi (1,231.36 km) |
| Seclin to Bochnia | 767.89 mi (1,235.80 km) |
| Seclin to Bogatynia | 521.69 mi (839.57 km) |
| Seclin to Boguszow-Gorce | 576.33 mi (927.52 km) |
| Seclin to Boleslawiec | 547.81 mi (881.61 km) |
| Seclin to Braniewo | 753.10 mi (1,211.99 km) |
| Seclin to Brodnica | 720.60 mi (1,159.70 km) |
| Seclin to Brwinow | 769.27 mi (1,238.02 km) |
| Seclin to Brzeg | 631.81 mi (1,016.80 km) |
| Seclin to Brzeg Dolny | 597.70 mi (961.90 km) |
| Seclin to Brzesko | 776.12 mi (1,249.04 km) |
