| Harmanli to Indianola (Iowa) | 5,554.33 mi (8,938.83 km) |
| Harmanli to Indio (California) | 6,683.77 mi (10,756.50 km) |
| Harmanli to Inglewood (California) | 6,724.44 mi (10,821.94 km) |
| Harmanli to Inkster (Michigan) | 5,141.90 mi (8,275.09 km) |
| Harmanli to Inver Grove Heights (Minnesota) | 5,358.11 mi (8,623.04 km) |
| Harmanli to Inwood (New York) | 4,843.25 mi (7,794.46 km) |
| Harmanli to Iona (Florida) | 5,844.97 mi (9,406.58 km) |
| Harmanli to Ionia (Michigan) | 5,174.06 mi (8,326.85 km) |
| Harmanli to Iowa City (Iowa) | 5,469.23 mi (8,801.87 km) |
| Harmanli to Irmo (South Carolina) | 5,447.16 mi (8,766.35 km) |
| Harmanli to Irondale (Alabama) | 5,696.77 mi (9,168.06 km) |
| Harmanli to Ironton (Ohio) | 5,296.01 mi (8,523.10 km) |
| Harmanli to Irvine (California) | 6,727.31 mi (10,826.56 km) |
| Harmanli to Irving (Texas) | 6,125.69 mi (9,858.35 km) |
| Harmanli to Isabela (Puerto Rico) | 5,517.72 mi (8,879.92 km) |
