| Keystone to Elyria (Ohio) | 915.55 mi (1,473.44 km) |
| Keystone to Emeryville (California) | 2,376.68 mi (3,824.89 km) |
| Keystone to Emmaus (Pennsylvania) | 947.15 mi (1,524.29 km) |
| Keystone to Emporia (Kansas) | 1,056.26 mi (1,699.89 km) |
| Keystone to Encinitas (California) | 2,079.84 mi (3,347.17 km) |
| Keystone to Endicott (New York) | 1,032.46 mi (1,661.59 km) |
| Keystone to Endwell (New York) | 1,034.60 mi (1,665.03 km) |
| Keystone to Englewood (Colorado) | 1,504.37 mi (2,421.05 km) |
| Keystone to Englewood (Florida) | 81.54 mi (131.22 km) |
| Keystone to Englewood (New Jersey) | 1,007.96 mi (1,622.15 km) |
| Keystone to Englewood (Ohio) | 816.51 mi (1,314.04 km) |
| Keystone to Enid (Oklahoma) | 1,057.53 mi (1,701.93 km) |
| Keystone to Ennis (Texas) | 885.69 mi (1,425.39 km) |
| Keystone to Ensley (Florida) | 326.49 mi (525.43 km) |
| Keystone to Enterprise (Alabama) | 294.43 mi (473.84 km) |
