The Castellows are an American neotraditional country music trio consisting of sisters Eleanor, Lily, and Powell Balkcom. Eleanor and Powell are two of triplets. Lily is their younger sister, about eighteen months junior. Born in Georgetown, Quitman County, Georgia, the sisters moved to Nashville in 2023 and signed a record deal with Warner Music Nashville and Warner Records. Their first EP, A Little Goes a Long Way, was released on February 9, 2024. Castellow was their great-grandmother's maiden name.