| Grefrath to Alexandria | 1,015.71 mi (1,634.62 km) |
| Grefrath to Arad | 767.61 mi (1,235.35 km) |
| Grefrath to Avrig | 909.12 mi (1,463.08 km) |
| Grefrath to Babadag | 1,119.25 mi (1,801.26 km) |
| Grefrath to Bacau | 985.57 mi (1,586.12 km) |
| Grefrath to Baia Mare | 811.92 mi (1,306.66 km) |
| Grefrath to Baia-Sprie | 817.26 mi (1,315.25 km) |
| Grefrath to Baicoi | 994.76 mi (1,600.90 km) |
| Grefrath to Bailesti | 935.15 mi (1,504.98 km) |
| Grefrath to Bals | 950.94 mi (1,530.38 km) |
| Grefrath to Baraolt | 946.86 mi (1,523.83 km) |
| Grefrath to Barlad | 1,028.96 mi (1,655.94 km) |
| Grefrath to Beclean | 851.56 mi (1,370.45 km) |
| Grefrath to Beius | 792.59 mi (1,275.54 km) |
| Grefrath to Bicaz | 940.49 mi (1,513.57 km) |
