| Iowa City to Wallingford | 4,064.68 mi (6,541.47 km) |
| Iowa City to Wallington | 4,109.53 mi (6,613.64 km) |
| Iowa City to Wallsend | 3,939.34 mi (6,339.76 km) |
| Iowa City to Walsall | 4,000.33 mi (6,437.92 km) |
| Iowa City to Walsall Wood | 4,000.63 mi (6,438.39 km) |
| Iowa City to Waltham Abbey | 4,103.78 mi (6,604.39 km) |
| Iowa City to Waltham Cross | 4,102.48 mi (6,602.31 km) |
| Iowa City to Walthamstow | 4,106.44 mi (6,608.67 km) |
| Iowa City to Walton upon Thames | 4,098.55 mi (6,595.98 km) |
| Iowa City to Walton-on-the-Naze | 4,144.98 mi (6,670.70 km) |
| Iowa City to Wandsworth | 4,104.49 mi (6,605.54 km) |
| Iowa City to Wanstead | 4,108.50 mi (6,611.98 km) |
| Iowa City to Wantage | 4,053.69 mi (6,523.78 km) |
| Iowa City to Ware | 4,098.26 mi (6,595.52 km) |
| Iowa City to Warfield | 4,084.54 mi (6,573.43 km) |
