| Diamond Bar to Indianola (Iowa) | 1,414.47 mi (2,276.37 km) |
| Diamond Bar to Indio (California) | 92.55 mi (148.95 km) |
| Diamond Bar to Inglewood (California) | 30.41 mi (48.94 km) |
| Diamond Bar to Inkster (Michigan) | 1,945.30 mi (3,130.65 km) |
| Diamond Bar to Inver Grove Heights (Minnesota) | 1,509.67 mi (2,429.59 km) |
| Diamond Bar to Inwood (New York) | 2,438.44 mi (3,924.30 km) |
| Diamond Bar to Iona (Florida) | 2,189.60 mi (3,523.82 km) |
| Diamond Bar to Ionia (Michigan) | 1,862.36 mi (2,997.18 km) |
| Diamond Bar to Iowa City (Iowa) | 1,521.64 mi (2,448.84 km) |
| Diamond Bar to Irmo (South Carolina) | 2,084.93 mi (3,355.37 km) |
| Diamond Bar to Irondale (Alabama) | 1,782.72 mi (2,869.01 km) |
| Diamond Bar to Ironton (Ohio) | 1,970.23 mi (3,170.77 km) |
| Diamond Bar to Irvine (California) | 22.38 mi (36.02 km) |
| Diamond Bar to Irving (Texas) | 1,202.55 mi (1,935.32 km) |
| Diamond Bar to Isabela (Puerto Rico) | 3,288.36 mi (5,292.11 km) |
