| Portchester to Indianola (Iowa) | 4,181.21 mi (6,729.01 km) |
| Portchester to Indio (California) | 5,389.98 mi (8,674.34 km) |
| Portchester to Inglewood (California) | 5,447.51 mi (8,766.92 km) |
| Portchester to Inkster (Michigan) | 3,743.54 mi (6,024.64 km) |
| Portchester to Inver Grove Heights (Minnesota) | 4,000.23 mi (6,437.75 km) |
| Portchester to Inwood (New York) | 3,428.05 mi (5,516.91 km) |
| Portchester to Iona (Florida) | 4,431.85 mi (7,132.37 km) |
| Portchester to Ionia (Michigan) | 3,782.24 mi (6,086.93 km) |
| Portchester to Iowa City (Iowa) | 4,090.52 mi (6,583.05 km) |
| Portchester to Irmo (South Carolina) | 4,030.98 mi (6,487.24 km) |
| Portchester to Irondale (Alabama) | 4,284.14 mi (6,894.66 km) |
| Portchester to Ironton (Ohio) | 3,886.53 mi (6,254.77 km) |
| Portchester to Irvine (California) | 5,444.52 mi (8,762.11 km) |
| Portchester to Irving (Texas) | 4,732.30 mi (7,615.89 km) |
| Portchester to Isabela (Puerto Rico) | 4,188.75 mi (6,741.14 km) |
