| Iowa City to Niederzier | 4,370.14 mi (7,033.06 km) |
| Iowa City to Niefern-Oschelbronn | 4,532.66 mi (7,294.62 km) |
| Iowa City to Nierstein | 4,477.80 mi (7,206.32 km) |
| Iowa City to Niesky | 4,644.27 mi (7,474.23 km) |
| Iowa City to Nittenau | 4,646.52 mi (7,477.85 km) |
| Iowa City to Nittendorf | 4,642.98 mi (7,472.16 km) |
| Iowa City to Nohfelden | 4,445.51 mi (7,154.36 km) |
| Iowa City to Norden | 4,292.13 mi (6,907.51 km) |
| Iowa City to Nordenham | 4,338.88 mi (6,982.76 km) |
| Iowa City to Norderstedt | 4,382.86 mi (7,053.53 km) |
| Iowa City to Nordhausen | 4,498.31 mi (7,239.33 km) |
| Iowa City to Nordhorn | 4,331.83 mi (6,971.41 km) |
| Iowa City to Nordkirchen | 4,374.78 mi (7,040.52 km) |
| Iowa City to Nordlingen | 4,597.45 mi (7,398.88 km) |
| Iowa City to Nordstemmen | 4,436.90 mi (7,140.50 km) |
