| Iowa City to Aberaman | 3,974.35 mi (6,396.10 km) |
| Iowa City to Aberbargoed | 3,982.38 mi (6,409.02 km) |
| Iowa City to Aberdare | 3,973.49 mi (6,394.71 km) |
| Iowa City to Aberdeen | 3,853.54 mi (6,201.67 km) |
| Iowa City to Abergavenny | 3,986.11 mi (6,415.02 km) |
| Iowa City to Abergele | 3,918.91 mi (6,306.88 km) |
| Iowa City to Abertawe | 3,957.39 mi (6,368.80 km) |
| Iowa City to Abertillery | 3,984.87 mi (6,413.02 km) |
| Iowa City to Aberystwyth | 3,927.26 mi (6,320.31 km) |
| Iowa City to Abingdon | 4,056.47 mi (6,528.27 km) |
| Iowa City to Abram | 3,948.19 mi (6,354.00 km) |
| Iowa City to Accrington | 3,948.61 mi (6,354.67 km) |
| Iowa City to Acomb | 3,986.89 mi (6,416.28 km) |
| Iowa City to Acton | 4,099.54 mi (6,597.58 km) |
| Iowa City to Addlestone | 4,096.26 mi (6,592.30 km) |
