| Gretna to Warminster | 4,551.14 mi (7,324.35 km) |
| Gretna to Warrington | 4,488.69 mi (7,223.86 km) |
| Gretna to Warsop | 4,549.34 mi (7,321.45 km) |
| Gretna to Warwick | 4,551.78 mi (7,325.39 km) |
| Gretna to Washington | 4,499.28 mi (7,240.90 km) |
| Gretna to Waterlooville | 4,605.71 mi (7,412.17 km) |
| Gretna to Watford | 4,613.85 mi (7,425.28 km) |
| Gretna to Wath upon Dearne | 4,535.40 mi (7,299.02 km) |
| Gretna to Wealdstone | 4,617.66 mi (7,431.41 km) |
| Gretna to Wednesfield | 4,525.20 mi (7,282.61 km) |
| Gretna to Welling | 4,638.84 mi (7,465.49 km) |
| Gretna to Wellingborough | 4,587.27 mi (7,382.50 km) |
| Gretna to Wellington | 4,513.00 mi (7,262.97 km) |
| Gretna to Wellington | 4,505.81 mi (7,251.40 km) |
| Gretna to Wells | 4,531.96 mi (7,293.49 km) |
