20 Number Ones is the first greatest hits album by American country singer Thomas Rhett. It was released through Valory on September 29, 2023. It is a compilation of his first 20 number-one country music singles, starting with "It Goes Like This" and presented in chronological order. A new track, "Mamaw's House", was also included and became his 21st overall number one at the Billboard Country Airplay chart in 2024.[1] The number "20 Number Ones" includes songs that topped the Country Aircheck/MediaBase chart.[2]