| Piqua to Boppard | 4,236.61 mi (6,818.17 km) |
| Piqua to Borgentreich | 4,253.85 mi (6,845.91 km) |
| Piqua to Borgholzhausen | 4,200.42 mi (6,759.93 km) |
| Piqua to Borken | 4,155.67 mi (6,687.91 km) |
| Piqua to Borna | 4,390.15 mi (7,065.26 km) |
| Piqua to Bornheim | 4,196.37 mi (6,753.40 km) |
| Piqua to Bosel | 4,157.67 mi (6,691.13 km) |
| Piqua to Bottrop | 4,167.90 mi (6,707.59 km) |
| Piqua to Bovenden | 4,278.04 mi (6,884.85 km) |
| Piqua to Brackenheim | 4,333.54 mi (6,974.15 km) |
| Piqua to Brake | 4,166.19 mi (6,704.83 km) |
| Piqua to Brakel | 4,246.22 mi (6,833.63 km) |
| Piqua to Bramsche | 4,178.70 mi (6,724.96 km) |
| Piqua to Brand | 4,164.47 mi (6,702.06 km) |
| Piqua to Brand-Erbisdorf | 4,429.51 mi (7,128.61 km) |
