| Keystone to Lemay (Missouri) | 843.76 mi (1,357.90 km) |
| Keystone to Lemon Grove (California) | 2,066.75 mi (3,326.12 km) |
| Keystone to Lemon Hill (California) | 2,335.77 mi (3,759.05 km) |
| Keystone to Lemont (Illinois) | 983.35 mi (1,582.54 km) |
| Keystone to Lemoore (California) | 2,231.74 mi (3,591.64 km) |
| Keystone to Lenexa (Kansas) | 1,024.51 mi (1,648.79 km) |
| Keystone to Lennox (California) | 2,143.61 mi (3,449.80 km) |
| Keystone to Lenoir (North Carolina) | 541.09 mi (870.79 km) |
| Keystone to Leominster (Massachusetts) | 1,164.38 mi (1,873.89 km) |
| Keystone to Leon Valley (Texas) | 973.29 mi (1,566.36 km) |
| Keystone to Levelland (Texas) | 1,228.90 mi (1,977.72 km) |
| Keystone to Levittown (New York) | 1,011.18 mi (1,627.33 km) |
| Keystone to Levittown (Pennsylvania) | 940.43 mi (1,513.48 km) |
| Keystone to Lewisburg (Tennessee) | 562.27 mi (904.89 km) |
| Keystone to Lewiston (Idaho) | 2,246.20 mi (3,614.91 km) |
