| Spennymoor to Indianola (Iowa) | 4,033.23 mi (6,490.86 km) |
| Spennymoor to Indio (California) | 5,206.43 mi (8,378.94 km) |
| Spennymoor to Inglewood (California) | 5,258.54 mi (8,462.80 km) |
| Spennymoor to Inkster (Michigan) | 3,617.60 mi (5,821.96 km) |
| Spennymoor to Inver Grove Heights (Minnesota) | 3,842.31 mi (6,183.60 km) |
| Spennymoor to Inwood (New York) | 3,334.58 mi (5,366.49 km) |
| Spennymoor to Iona (Florida) | 4,366.77 mi (7,027.64 km) |
| Spennymoor to Ionia (Michigan) | 3,649.34 mi (5,873.05 km) |
| Spennymoor to Iowa City (Iowa) | 3,946.52 mi (6,351.31 km) |
| Spennymoor to Irmo (South Carolina) | 3,941.76 mi (6,343.64 km) |
| Spennymoor to Irondale (Alabama) | 4,180.42 mi (6,727.74 km) |
| Spennymoor to Ironton (Ohio) | 3,776.55 mi (6,077.77 km) |
| Spennymoor to Irvine (California) | 5,257.42 mi (8,461.00 km) |
| Spennymoor to Irving (Texas) | 4,600.99 mi (7,404.58 km) |
| Spennymoor to Isabela (Puerto Rico) | 4,205.70 mi (6,768.42 km) |
