| Iowa City to Newport East (Rhode Island) | 1,043.75 mi (1,679.75 km) |
| Iowa City to Newport News (Virginia) | 859.71 mi (1,383.57 km) |
| Iowa City to Newton (Iowa) | 77.98 mi (125.49 km) |
| Iowa City to Newton (Kansas) | 396.91 mi (638.77 km) |
| Iowa City to Newton (Massachusetts) | 1,042.11 mi (1,677.12 km) |
| Iowa City to Newton (North Carolina) | 692.05 mi (1,113.75 km) |
| Iowa City to Niagara Falls (New York) | 645.87 mi (1,039.43 km) |
| Iowa City to Niceville (Florida) | 818.56 mi (1,317.35 km) |
| Iowa City to Nicholasville (Kentucky) | 451.89 mi (727.25 km) |
| Iowa City to Niles (Illinois) | 193.20 mi (310.93 km) |
| Iowa City to Niles (Michigan) | 272.58 mi (438.68 km) |
| Iowa City to Niles (Ohio) | 558.94 mi (899.52 km) |
| Iowa City to Nipomo (California) | 1,626.45 mi (2,617.51 km) |
| Iowa City to Nixa (Missouri) | 332.21 mi (534.65 km) |
| Iowa City to Noblesville (Indiana) | 309.70 mi (498.41 km) |
