| Grefrath to Bayramic | 1,255.55 mi (2,020.61 km) |
| Grefrath to Beldibi | 1,466.93 mi (2,360.79 km) |
| Grefrath to Belen | 1,785.87 mi (2,874.09 km) |
| Grefrath to Bergama | 1,311.48 mi (2,110.63 km) |
| Grefrath to Besikduzu | 1,707.75 mi (2,748.36 km) |
| Grefrath to Besiri | 1,927.19 mi (3,101.52 km) |
| Grefrath to Besni | 1,795.95 mi (2,890.30 km) |
| Grefrath to Beydag | 1,402.41 mi (2,256.96 km) |
| Grefrath to Beykoz | 1,287.51 mi (2,072.05 km) |
| Grefrath to Beylikduzu | 1,275.92 mi (2,053.40 km) |
| Grefrath to Beypazari | 1,443.24 mi (2,322.68 km) |
| Grefrath to Beysehir | 1,553.65 mi (2,500.36 km) |
| Grefrath to Biga | 1,258.69 mi (2,025.67 km) |
| Grefrath to Bigadic | 1,332.87 mi (2,145.05 km) |
| Grefrath to Bilecik | 1,367.75 mi (2,201.18 km) |
