Home>Choose State>Cities in South Carolina>Institutions in Allendale>Allendale County Bank Locations in Allendale Allendale County Bank Branch Locations in Allendale, SC 1. Allendale County Bank - Allendale Drive-in Gum Street And U. S. Highway 301, Allendale, SC 29810 View Branch 2. Allendale County Bank - Allendale Branch Main And Pleasant Streets, Allendale, SC 29810 View Branch