| Gig Harbor to Indianola (Iowa) | 1,482.84 mi (2,386.41 km) |
| Gig Harbor to Indio (California) | 996.46 mi (1,603.64 km) |
| Gig Harbor to Inglewood (California) | 950.48 mi (1,529.65 km) |
| Gig Harbor to Inkster (Michigan) | 1,935.37 mi (3,114.68 km) |
| Gig Harbor to Inver Grove Heights (Minnesota) | 1,417.55 mi (2,281.33 km) |
| Gig Harbor to Inwood (New York) | 2,431.26 mi (3,912.73 km) |
| Gig Harbor to Iona (Florida) | 2,622.57 mi (4,220.61 km) |
| Gig Harbor to Ionia (Michigan) | 1,834.62 mi (2,952.54 km) |
| Gig Harbor to Iowa City (Iowa) | 1,569.15 mi (2,525.30 km) |
| Gig Harbor to Irmo (South Carolina) | 2,319.47 mi (3,732.82 km) |
| Gig Harbor to Irondale (Alabama) | 2,091.40 mi (3,365.78 km) |
| Gig Harbor to Ironton (Ohio) | 2,083.46 mi (3,353.01 km) |
| Gig Harbor to Irvine (California) | 976.59 mi (1,571.67 km) |
| Gig Harbor to Irving (Texas) | 1,670.80 mi (2,688.89 km) |
| Gig Harbor to Isabela (Puerto Rico) | 3,687.49 mi (5,934.45 km) |
