| Walnut Park to Indianapolis (Indiana) | 1,807.51 mi (2,908.90 km) |
| Walnut Park to Indianola (Iowa) | 1,435.99 mi (2,311.00 km) |
| Walnut Park to Indio (California) | 115.17 mi (185.35 km) |
| Walnut Park to Inglewood (California) | 7.06 mi (11.36 km) |
| Walnut Park to Inkster (Michigan) | 1,966.93 mi (3,165.47 km) |
| Walnut Park to Inver Grove Heights (Minnesota) | 1,529.55 mi (2,461.57 km) |
| Walnut Park to Inwood (New York) | 2,460.56 mi (3,959.89 km) |
| Walnut Park to Iona (Florida) | 2,212.67 mi (3,560.94 km) |
| Walnut Park to Ionia (Michigan) | 1,883.71 mi (3,031.54 km) |
| Walnut Park to Iowa City (Iowa) | 1,543.17 mi (2,483.50 km) |
| Walnut Park to Irmo (South Carolina) | 2,108.18 mi (3,392.78 km) |
| Walnut Park to Irondale (Alabama) | 1,806.05 mi (2,906.56 km) |
| Walnut Park to Ironton (Ohio) | 1,992.87 mi (3,207.21 km) |
| Walnut Park to Irvine (California) | 32.65 mi (52.55 km) |
| Walnut Park to Irving (Texas) | 1,225.87 mi (1,972.85 km) |
