| Keystone to Yonkers (New York) | 1,014.10 mi (1,632.04 km) |
| Keystone to Yorba Linda (California) | 2,109.88 mi (3,395.52 km) |
| Keystone to York (Pennsylvania) | 883.42 mi (1,421.72 km) |
| Keystone to Yorktown (Indiana) | 849.04 mi (1,366.40 km) |
| Keystone to Yorkville (Illinois) | 990.92 mi (1,594.74 km) |
| Keystone to Youngstown (Ohio) | 902.80 mi (1,452.91 km) |
| Keystone to Youngsville (Louisiana) | 583.06 mi (938.34 km) |
| Keystone to Ypsilanti (Michigan) | 976.78 mi (1,571.98 km) |
| Keystone to Yuba City (California) | 2,350.25 mi (3,782.36 km) |
| Keystone to Yucaipa (California) | 2,068.41 mi (3,328.79 km) |
| Keystone to Yucca Valley (California) | 2,033.11 mi (3,271.98 km) |
| Keystone to Yukon (Oklahoma) | 1,024.43 mi (1,648.65 km) |
| Keystone to Yulee (Florida) | 183.81 mi (295.82 km) |
| Keystone to Yuma (Arizona) | 1,922.17 mi (3,093.44 km) |
| Keystone to Zachary (Louisiana) | 544.21 mi (875.81 km) |
