| Keystone to Holbrook (New York) | 1,028.17 mi (1,654.68 km) |
| Keystone to Holiday (Florida) | 9.51 mi (15.30 km) |
| Keystone to Holiday City-Berkeley (New Jersey) | 945.15 mi (1,521.07 km) |
| Keystone to Holladay (Utah) | 1,865.18 mi (3,001.72 km) |
| Keystone to Holland (Michigan) | 1,030.02 mi (1,657.65 km) |
| Keystone to Hollins (Virginia) | 654.73 mi (1,053.69 km) |
| Keystone to Hollister (California) | 2,322.87 mi (3,738.30 km) |
| Keystone to Holly Hill (Florida) | 121.57 mi (195.64 km) |
| Keystone to Holly Springs (Georgia) | 431.71 mi (694.78 km) |
| Keystone to Holly Springs (North Carolina) | 564.41 mi (908.34 km) |
| Keystone to Hollywood (Florida) | 208.49 mi (335.54 km) |
| Keystone to Holmen (Wisconsin) | 1,194.98 mi (1,923.14 km) |
| Keystone to Holt (Michigan) | 1,008.37 mi (1,622.82 km) |
| Keystone to Holtsville (New York) | 1,029.94 mi (1,657.54 km) |
| Keystone to Holyoke (Massachusetts) | 1,121.92 mi (1,805.55 km) |
