Licensed Onsite System Inspectors/Evaluators List

Click on a county in the map below to see a list of Missouri Licensed Onsite System Inspectors/Evaluators who serve that county. You may also check the surrounding counties..

Or, for an alphabetical listing, click on the letter ranges below.

A -- B -- C-D -- E-G -- H-J -- K-L -- M-N -- O-R -- S-T -- U-Z

Reynolds County Montgomery County Audrain County Callaway County Cole County Osage County Gasconade County Franklin County Crawford County Washington County Perry County Ste Genevieve County St Francois County Madison County Iron County Dent County Pulaski County Phelps County Maries County Miller County Camden County Laclede County Dallas County Webster County Wright County Texas County Shannon County Carter County Wayne County bollinger County Cape Girardeau County Scott County Mississippi County Stoddard County New Madrid County Pemiscot County Dunklin County Butler County Ripley County Oregon County Howell County Douglas County Ozark County Taney County Stone County Barry County Lawrence County Greene County Dade County Polk County Cedar County St Clair County Hickory County Benton County Henry County Morgan County Moniteau County Cooper County Pettis County Johnson County Lafayette County Saline County Howard County Boone County Randolph County Chariton County Jefferson County St Louis County St Charles County Warren County Lincoln County Pike County Ralls County Monroe County Marion County Shelby County Knox County Lewis County Clark County Scotland County Macon County Adair County Schuyler County Linn County Sullivan County Putnam County Carroll County Livingston County Ray County Caldwell County Daviess County Grundy County Mercer County Clay County Clinton County DeKalb County Gentry County Worth County Nodaway County Atchison County Holt County Andrew County Buchanan County Platte County Jackson County Cass County Bates County Vernon County Barton County Jasper County Newton County McDonald County Christian County

Contact Us if you have questions about this list, or to update or correct an address.

Also, a listing of Suspended or Revoked Onsite System Inspectors/Evaluators is available.