| Niederkassel to Bormujos | 1,130.44 mi (1,819.27 km) |
| Niederkassel to Brenes | 1,113.96 mi (1,792.74 km) |
| Niederkassel to Brunete | 893.53 mi (1,437.99 km) |
| Niederkassel to Bueu | 950.27 mi (1,529.30 km) |
| Niederkassel to Bullas | 979.48 mi (1,576.32 km) |
| Niederkassel to Bunol | 873.83 mi (1,406.30 km) |
| Niederkassel to Burela de Cabo | 836.49 mi (1,346.20 km) |
| Niederkassel to Burgos | 774.80 mi (1,246.92 km) |
| Niederkassel to Burjasot | 860.38 mi (1,384.65 km) |
| Niederkassel to Burriana | 829.56 mi (1,335.06 km) |
| Niederkassel to Cabanaquinta | 796.95 mi (1,282.57 km) |
| Niederkassel to Cabanillas del Campo | 858.40 mi (1,381.46 km) |
| Niederkassel to Cabra | 1,080.70 mi (1,739.22 km) |
| Niederkassel to Caceres | 1,016.34 mi (1,635.64 km) |
| Niederkassel to Cadiz | 1,186.56 mi (1,909.59 km) |
