| Povoa de Santa Iria to Indianola (Iowa) | 4,278.34 mi (6,885.32 km) |
| Povoa de Santa Iria to Indio (California) | 5,592.94 mi (9,000.97 km) |
| Povoa de Santa Iria to Inglewood (California) | 5,673.29 mi (9,130.27 km) |
| Povoa de Santa Iria to Inkster (Michigan) | 3,775.74 mi (6,076.47 km) |
| Povoa de Santa Iria to Inver Grove Heights (Minnesota) | 4,145.00 mi (6,670.73 km) |
| Povoa de Santa Iria to Inwood (New York) | 3,358.22 mi (5,404.54 km) |
| Povoa de Santa Iria to Iona (Florida) | 4,213.38 mi (6,780.78 km) |
| Povoa de Santa Iria to Ionia (Michigan) | 3,838.94 mi (6,178.17 km) |
| Povoa de Santa Iria to Iowa City (Iowa) | 4,175.87 mi (6,720.42 km) |
| Povoa de Santa Iria to Irmo (South Carolina) | 3,914.50 mi (6,299.78 km) |
| Povoa de Santa Iria to Irondale (Alabama) | 4,208.56 mi (6,773.02 km) |
| Povoa de Santa Iria to Ironton (Ohio) | 3,852.17 mi (6,199.48 km) |
| Povoa de Santa Iria to Irvine (California) | 5,661.84 mi (9,111.86 km) |
| Povoa de Santa Iria to Irving (Texas) | 4,741.90 mi (7,631.34 km) |
| Povoa de Santa Iria to Isabela (Puerto Rico) | 3,715.77 mi (5,979.95 km) |
