| Seclin to Bormujos | 1,015.15 mi (1,633.72 km) |
| Seclin to Brenes | 999.18 mi (1,608.03 km) |
| Seclin to Brunete | 778.54 mi (1,252.93 km) |
| Seclin to Bueu | 798.10 mi (1,284.41 km) |
| Seclin to Bullas | 893.83 mi (1,438.48 km) |
| Seclin to Bunol | 790.99 mi (1,272.97 km) |
| Seclin to Burela de Cabo | 682.74 mi (1,098.77 km) |
| Seclin to Burgos | 650.69 mi (1,047.18 km) |
| Seclin to Burjasot | 780.93 mi (1,256.78 km) |
| Seclin to Burriana | 751.79 mi (1,209.89 km) |
| Seclin to Cabanaquinta | 655.32 mi (1,054.63 km) |
| Seclin to Cabanillas del Campo | 748.05 mi (1,203.87 km) |
| Seclin to Cabra | 975.76 mi (1,570.34 km) |
| Seclin to Caceres | 890.08 mi (1,432.45 km) |
| Seclin to Cadiz | 1,073.03 mi (1,726.87 km) |
