| County Name | State | County Size in Sq. Mi. |
| Arlington | |
| Broomfield | |
| New York | |
| Bristol | |
| Kalawao | |
| Hudson | |
| Ohio | |
| Hancock | |
| Robertson | |
| Los Alamos | |
| Trousdale | |
| Suffolk | |
| Clarke | |
| Montour | |
| Rockwall | |
| Wyandotte | |
| Ramsey | |
| Putnam | |
| Grand Isle | |
| West Baton Rouge | |
| Clay | |
| San Francisco | |
| Sarpy | |
| Pepin | |
| Union | |
| | County Name | State | County Size in Sq. Mi. |
| Howard | |
| Storey | |
| Worth | |
| Wahkiakum | |
| Sagadahoc | |
| Strafford | |
| Calhoun | |
| Carroll | |
| Dickinson | |
| Alcorn | |
| Payette | |
| Clay | |
| Tolland | |
| Marshall | |
| Multnomah | |
| New Castle | |
| Cass | |
| Lafayette | |
| Etowah | |
| Morgan | |
| Eddy | |
| Silver Bow | |
| Bristol Bay | |
| Santa Cruz | |
| Hot Springs | |
|