In 1926 the company designated as the 306th Company of the Fleet Marine Force (FMF) Reserve before being redesignated in 1929 as Company "B" of the 8th Reserve Battalion, headquartered in Toledo, Ohio.
Before its reassignment in 1929, the company was initially designated as the 306th Company of the Fleet Marine Force (FMF) Reserve and later became known as Company "B" of the 8th Reserve Battalion, based in Toledo, Ohio.