Yes. However, Smith county is commonly known as the "wettest" dry county in Texas.
Dry counties in 2001 were Appomattox, Bland, Botetourt, Buchanan, Campbell, Carroll, Charlotte, Craig, Dickenson, Floyd, Franklin, Giles, Grayson, Green, Halifax, Henry, Highland, King William, Lee,...
Lafayette Liberty Madison Suwannee Washington
Very wierd, there seems to be lots of information on other states. Wikipedia has info on dry counties in Alaska, Alabama, Texas, Florida, Kentucky, Virginia, Florida, Utah, Mississippi, etc etc but...
Potter County's 'seat' is Amarillo