| Rapid City to East Providence (Rhode Island) | 1,609.20 mi (2,589.75 km) |
| Rapid City to East Rancho Dominguez (California) | 1,065.26 mi (1,714.37 km) |
| Rapid City to East Renton Highlands (Washington) | 936.45 mi (1,507.07 km) |
| Rapid City to East Ridge (Tennessee) | 1,141.65 mi (1,837.30 km) |
| Rapid City to East Riverdale (Maryland) | 1,399.59 mi (2,252.42 km) |
| Rapid City to East San Gabriel (California) | 1,049.70 mi (1,689.33 km) |
| Rapid City to East St. Louis (Illinois) | 775.33 mi (1,247.77 km) |
| Rapid City to East Wenatchee (Washington) | 852.56 mi (1,372.07 km) |
| Rapid City to Eastern Goleta Valley (California) | 1,104.66 mi (1,777.77 km) |
| Rapid City to Eastlake (Ohio) | 1,112.59 mi (1,790.54 km) |
| Rapid City to Eastmont (Washington) | 945.17 mi (1,521.10 km) |
| Rapid City to Easton (Maryland) | 1,446.17 mi (2,327.38 km) |
| Rapid City to Easton (Pennsylvania) | 1,440.93 mi (2,318.96 km) |
| Rapid City to Eastpointe (Michigan) | 1,023.40 mi (1,647.00 km) |
| Rapid City to Eastvale (California) | 1,037.48 mi (1,669.67 km) |
