There are User Submitted Ancestral files at the URNL noted below on familysearch. You might want to insert the names in the free search tool on that site to find out more, or confirm the details.
Isaac Newton McCullough
birth: 1827 , Franklin, Alabama, USA
marriage: 30 Dec 1855 , Itawamba, Mississippi, USA
death: , Colbert, Alabama, USA
parents:William /McCullough/, Mary Jane /Grissom/
spouse:Delphia Jane /Stanphill/
children:James William /Mc Cullough/, Elizbeth /McCullough/