| Grinon to Indianola (Iowa) | 4,460.82 mi (7,178.99 km) |
| Grinon to Indio (California) | 5,755.18 mi (9,262.07 km) |
| Grinon to Inglewood (California) | 5,829.61 mi (9,381.86 km) |
| Grinon to Inkster (Michigan) | 3,970.64 mi (6,390.13 km) |
| Grinon to Inver Grove Heights (Minnesota) | 4,314.37 mi (6,943.30 km) |
| Grinon to Inwood (New York) | 3,573.24 mi (5,750.58 km) |
| Grinon to Iona (Florida) | 4,462.97 mi (7,182.45 km) |
| Grinon to Ionia (Michigan) | 4,028.40 mi (6,483.08 km) |
| Grinon to Iowa City (Iowa) | 4,360.62 mi (7,017.74 km) |
| Grinon to Irmo (South Carolina) | 4,143.18 mi (6,667.81 km) |
| Grinon to Irondale (Alabama) | 4,430.48 mi (7,130.18 km) |
| Grinon to Ironton (Ohio) | 4,062.96 mi (6,538.70 km) |
| Grinon to Irvine (California) | 5,820.48 mi (9,367.15 km) |
| Grinon to Irving (Texas) | 4,948.09 mi (7,963.17 km) |
| Grinon to Isabela (Puerto Rico) | 3,999.15 mi (6,436.02 km) |
