| Forfar to Indianola (Iowa) | 3,926.71 mi (6,319.44 km) |
| Forfar to Indio (California) | 5,083.94 mi (8,181.82 km) |
| Forfar to Inglewood (California) | 5,133.93 mi (8,262.27 km) |
| Forfar to Inkster (Michigan) | 3,521.71 mi (5,667.65 km) |
| Forfar to Inver Grove Heights (Minnesota) | 3,731.69 mi (6,005.58 km) |
| Forfar to Inwood (New York) | 3,254.75 mi (5,238.01 km) |
| Forfar to Iona (Florida) | 4,298.53 mi (6,917.82 km) |
| Forfar to Ionia (Michigan) | 3,550.20 mi (5,713.49 km) |
| Forfar to Iowa City (Iowa) | 3,841.89 mi (6,182.92 km) |
| Forfar to Irmo (South Carolina) | 3,862.60 mi (6,216.26 km) |
| Forfar to Irondale (Alabama) | 4,093.91 mi (6,588.51 km) |
| Forfar to Ironton (Ohio) | 3,687.82 mi (5,934.98 km) |
| Forfar to Irvine (California) | 5,133.53 mi (8,261.61 km) |
| Forfar to Irving (Texas) | 4,501.13 mi (7,243.87 km) |
| Forfar to Isabela (Puerto Rico) | 4,179.76 mi (6,726.68 km) |
