| state(s) | president | year(s) of admission |
| West Virginia, Nevada | |
| Louisiana, Indiana | |
| Texas, Iowa, Wisconsin | |
| California | |
| Oklahoma | |
| Tennessee, Vermont, Kentucky | |
| Nebraska | |
| Ohio | |
| Arkansas, Michigan | |
| | state(s) | president | year(s) of admission |
| Colorado | |
| Minnesota, Oregon, Kansas | |
| New Mexico, Arizona | |
| Mississippi, Illinois, Alabama, Maine, Missouri | |
| Florida | |
| Utah | |
| North Dakota, South Dakota, Montana, Washington; Idaho, Wyoming | |
| Alaska, Hawaii | |
|