| Piqua to Bicaz | 5,055.96 mi (8,136.78 km) |
| Piqua to Bistrita | 4,989.33 mi (8,029.55 km) |
| Piqua to Blaj | 5,011.16 mi (8,064.68 km) |
| Piqua to Bocsa | 4,965.11 mi (7,990.58 km) |
| Piqua to Boldesti-Scaeni | 5,140.23 mi (8,272.40 km) |
| Piqua to Bolintin Vale | 5,157.13 mi (8,299.61 km) |
| Piqua to Borsa | 4,971.70 mi (8,001.18 km) |
| Piqua to Botosani | 5,037.79 mi (8,107.53 km) |
| Piqua to Brad | 4,972.03 mi (8,001.71 km) |
| Piqua to Bragadiru | 5,168.66 mi (8,318.15 km) |
| Piqua to Braila | 5,198.41 mi (8,366.04 km) |
| Piqua to Brasov | 5,095.98 mi (8,201.18 km) |
| Piqua to Breaza | 5,119.62 mi (8,239.22 km) |
| Piqua to Bucharest | 5,170.53 mi (8,321.17 km) |
| Piqua to Buftea | 5,158.54 mi (8,301.87 km) |
