| Opmeer to Alexandria | 1,107.80 mi (1,782.83 km) |
| Opmeer to Arad | 859.43 mi (1,383.12 km) |
| Opmeer to Avrig | 996.64 mi (1,603.94 km) |
| Opmeer to Babadag | 1,201.92 mi (1,934.30 km) |
| Opmeer to Bacau | 1,064.42 mi (1,713.01 km) |
| Opmeer to Baia Mare | 891.46 mi (1,434.66 km) |
| Opmeer to Baia-Sprie | 896.59 mi (1,442.93 km) |
| Opmeer to Baicoi | 1,082.07 mi (1,741.42 km) |
| Opmeer to Bailesti | 1,030.74 mi (1,658.81 km) |
| Opmeer to Bals | 1,044.08 mi (1,680.29 km) |
| Opmeer to Baraolt | 1,030.45 mi (1,658.35 km) |
| Opmeer to Barlad | 1,108.13 mi (1,783.37 km) |
| Opmeer to Beclean | 932.57 mi (1,500.83 km) |
| Opmeer to Beius | 879.99 mi (1,416.21 km) |
| Opmeer to Bicaz | 1,019.26 mi (1,640.34 km) |
