| Keystone to South Fulton (Georgia) | 397.45 mi (639.64 km) |
| Keystone to South Gate (California) | 2,134.10 mi (3,434.50 km) |
| Keystone to South Hill (Washington) | 2,498.89 mi (4,021.58 km) |
| Keystone to South Holland (Illinois) | 972.22 mi (1,564.64 km) |
| Keystone to South Houston (Texas) | 770.79 mi (1,240.47 km) |
| Keystone to South Huntington (New York) | 1,020.32 mi (1,642.05 km) |
| Keystone to South Jordan (Utah) | 1,870.71 mi (3,010.61 km) |
| Keystone to South Lake Tahoe (California) | 2,260.40 mi (3,637.76 km) |
| Keystone to South Laurel (Maryland) | 824.07 mi (1,326.21 km) |
| Keystone to South Lyon (Michigan) | 991.88 mi (1,596.27 km) |
| Keystone to South Miami (Florida) | 219.52 mi (353.28 km) |
| Keystone to South Miami Heights (Florida) | 222.43 mi (357.97 km) |
| Keystone to South Milwaukee (Wisconsin) | 1,062.68 mi (1,710.22 km) |
| Keystone to South Ogden (Utah) | 1,883.29 mi (3,030.87 km) |
| Keystone to South Pasadena (California) | 2,132.32 mi (3,431.63 km) |
