| Duncan to Welwyn Garden City | 4,687.60 mi (7,543.97 km) |
| Duncan to Wembley | 4,691.93 mi (7,550.92 km) |
| Duncan to West Auckland | 4,542.29 mi (7,310.11 km) |
| Duncan to West Boldon | 4,542.78 mi (7,310.90 km) |
| Duncan to West Bridgford | 4,616.59 mi (7,429.68 km) |
| Duncan to West Bromwich | 4,597.13 mi (7,398.37 km) |
| Duncan to West Derby | 4,535.16 mi (7,298.63 km) |
| Duncan to West Drayton | 4,687.19 mi (7,543.31 km) |
| Duncan to West Ham | 4,704.11 mi (7,570.54 km) |
| Duncan to West Wickham | 4,708.26 mi (7,577.22 km) |
| Duncan to Westbury | 4,629.04 mi (7,449.71 km) |
| Duncan to Westhoughton | 4,545.67 mi (7,315.56 km) |
| Duncan to Westminster | 4,699.98 mi (7,563.89 km) |
| Duncan to Weston | 4,539.83 mi (7,306.14 km) |
| Duncan to Weston-super-Mare | 4,596.05 mi (7,396.63 km) |
