| Conwy to Bicaz | 1,385.40 mi (2,229.59 km) |
| Conwy to Bistrita | 1,312.59 mi (2,112.40 km) |
| Conwy to Blaj | 1,322.41 mi (2,128.22 km) |
| Conwy to Bocsa | 1,264.05 mi (2,034.30 km) |
| Conwy to Boldesti-Scaeni | 1,451.25 mi (2,335.56 km) |
| Conwy to Bolintin Vale | 1,463.04 mi (2,354.53 km) |
| Conwy to Borsa | 1,301.98 mi (2,095.33 km) |
| Conwy to Botosani | 1,381.58 mi (2,223.44 km) |
| Conwy to Brad | 1,278.54 mi (2,057.61 km) |
| Conwy to Bragadiru | 1,474.86 mi (2,373.56 km) |
| Conwy to Braila | 1,520.66 mi (2,447.27 km) |
| Conwy to Brasov | 1,410.36 mi (2,269.76 km) |
| Conwy to Breaza | 1,430.30 mi (2,301.85 km) |
| Conwy to Bucharest | 1,477.61 mi (2,377.98 km) |
| Conwy to Buftea | 1,465.95 mi (2,359.22 km) |
