| Gretna to Bernburg | 5,085.10 mi (8,183.68 km) |
| Gretna to Bersenbruck | 4,917.71 mi (7,914.28 km) |
| Gretna to Besigheim | 5,072.38 mi (8,163.21 km) |
| Gretna to Bestwig | 4,970.71 mi (7,999.59 km) |
| Gretna to Betzdorf | 4,967.35 mi (7,994.17 km) |
| Gretna to Beverstedt | 4,925.28 mi (7,926.47 km) |
| Gretna to Beverungen | 4,999.39 mi (8,045.75 km) |
| Gretna to Bexbach | 4,985.36 mi (8,023.16 km) |
| Gretna to Biberach | 5,126.78 mi (8,250.76 km) |
| Gretna to Biblis | 5,023.43 mi (8,084.44 km) |
| Gretna to Bieber | 5,000.93 mi (8,048.22 km) |
| Gretna to Biedenkopf | 4,989.48 mi (8,029.80 km) |
| Gretna to Bielefeld | 4,956.42 mi (7,976.58 km) |
| Gretna to Bietigheim-Bissingen | 5,073.03 mi (8,164.25 km) |
| Gretna to Billerbeck | 4,909.88 mi (7,901.69 km) |
