| Keystone to El Segundo (California) | 2,146.06 mi (3,453.75 km) |
| Keystone to El Sobrante (California) | 2,092.13 mi (3,366.96 km) |
| Keystone to Eldersburg (Maryland) | 843.23 mi (1,357.05 km) |
| Keystone to Elfers (Florida) | 9.43 mi (15.18 km) |
| Keystone to Elgin (Illinois) | 1,013.28 mi (1,630.72 km) |
| Keystone to Elizabeth (New Jersey) | 988.69 mi (1,591.15 km) |
| Keystone to Elizabeth City (North Carolina) | 675.24 mi (1,086.70 km) |
| Keystone to Elizabethton (Tennessee) | 567.34 mi (913.05 km) |
| Keystone to Elizabethtown (Kentucky) | 687.99 mi (1,107.21 km) |
| Keystone to Elizabethtown (Pennsylvania) | 898.15 mi (1,445.43 km) |
| Keystone to Elk City (Oklahoma) | 1,106.40 mi (1,780.57 km) |
| Keystone to Elk Grove (California) | 2,331.10 mi (3,751.54 km) |
| Keystone to Elk Grove Village (Illinois) | 1,005.44 mi (1,618.09 km) |
| Keystone to Elk Plain (Washington) | 2,500.94 mi (4,024.87 km) |
| Keystone to Elk River (Minnesota) | 1,331.66 mi (2,143.10 km) |
