The LCM of 12 and 18 is 36
Southern District - LCMS - was created in 1882.
Ohio District - LCMS - was created in 1963.
Nebraska District - LCMS - was created in 1970.
Kansas District - LCMS - was created in 1888.
Texas District - LCMS - was created in 1906.
Wyoming District - LCMS - was created in 1970.
prime numbers between 12 and18: 13, & 17
Iowa District East - LCMS - was created in 1936.
Iowa District West - LCMS - was created in 1936.
North Wisconsin District - LCMS - was created in 1916.
Southern Illinois District - LCMS - was created in 1907.
Rocky Mountain District - LCMS - was created in 1921.