| Gretna to Beuvry | 4,766.40 mi (7,670.77 km) |
| Gretna to Beziers | 4,985.95 mi (8,024.11 km) |
| Gretna to Bezons | 4,788.67 mi (7,706.62 km) |
| Gretna to Biarritz | 4,761.90 mi (7,663.54 km) |
| Gretna to Biganos | 4,758.94 mi (7,658.77 km) |
| Gretna to Billere | 4,820.60 mi (7,758.01 km) |
| Gretna to Biot | 5,152.58 mi (8,292.27 km) |
| Gretna to Biscarrosse | 4,756.86 mi (7,655.42 km) |
| Gretna to Bischheim | 5,027.51 mi (8,090.99 km) |
| Gretna to Bischwiller | 5,027.20 mi (8,090.50 km) |
| Gretna to Blagnac | 4,894.12 mi (7,876.33 km) |
| Gretna to Blain | 4,653.87 mi (7,489.67 km) |
| Gretna to Blanquefort | 4,767.64 mi (7,672.78 km) |
| Gretna to Blois | 4,785.46 mi (7,701.45 km) |
| Gretna to Bobigny | 4,798.40 mi (7,722.28 km) |
