| Gainsborough to Ayr | 210.19 mi (338.27 km) |
| Gainsborough to Bacup | 62.14 mi (100.01 km) |
| Gainsborough to Baguley | 61.91 mi (99.63 km) |
| Gainsborough to Baildon | 51.08 mi (82.20 km) |
| Gainsborough to Bailleston | 215.41 mi (346.66 km) |
| Gainsborough to Balderton | 23.95 mi (38.55 km) |
| Gainsborough to Baldock | 100.54 mi (161.81 km) |
| Gainsborough to Balham | 137.80 mi (221.77 km) |
| Gainsborough to Bamber Bridge | 80.67 mi (129.82 km) |
| Gainsborough to Banbridge | 232.72 mi (374.52 km) |
| Gainsborough to Banbury | 95.57 mi (153.81 km) |
| Gainsborough to Bangor | 216.85 mi (348.99 km) |
| Gainsborough to Bangor | 138.98 mi (223.67 km) |
| Gainsborough to Banstead | 145.68 mi (234.45 km) |
| Gainsborough to Bargoed | 157.23 mi (253.04 km) |
