| Blackrock to Indianola (Iowa) | 3,911.59 mi (6,295.09 km) |
| Blackrock to Indio (California) | 5,116.22 mi (8,233.76 km) |
| Blackrock to Inglewood (California) | 5,173.76 mi (8,326.36 km) |
| Blackrock to Inkster (Michigan) | 3,479.56 mi (5,599.81 km) |
| Blackrock to Inver Grove Heights (Minnesota) | 3,728.66 mi (6,000.70 km) |
| Blackrock to Inwood (New York) | 3,176.03 mi (5,111.33 km) |
| Blackrock to Iona (Florida) | 4,194.36 mi (6,750.18 km) |
| Blackrock to Ionia (Michigan) | 3,516.21 mi (5,658.79 km) |
| Blackrock to Iowa City (Iowa) | 3,821.76 mi (6,150.53 km) |
| Blackrock to Irmo (South Carolina) | 3,781.32 mi (6,085.45 km) |
| Blackrock to Irondale (Alabama) | 4,028.45 mi (6,483.16 km) |
| Blackrock to Ironton (Ohio) | 3,628.15 mi (5,838.94 km) |
| Blackrock to Irvine (California) | 5,170.74 mi (8,321.51 km) |
| Blackrock to Irving (Texas) | 4,467.17 mi (7,189.22 km) |
| Blackrock to Isabela (Puerto Rico) | 4,004.70 mi (6,444.94 km) |
