| County | Cities |
|---|---|
| Franklin | Catawissa, Gray Summit, Labadie, Pacific, Saint Albans |
| Jefferson | Arnold, Cedar Hill, High Ridge, House Springs, Imperial |
| Saint Charles | Augusta, Cottleville, Defiance, Lake Saint Louis, New Melle, O Fallon, Saint Charles, Saint Peters, Wentzville |
| Saint Louis | Ballwin, Bridgeton, Chesterfield, Earth City, Eureka, Fenton, Florissant, Hazelwood, Maryland Heights, Saint Ann, Saint Louis, Valley Park, Wildwood |
| Saint Louis City | Saint Louis |