Kammala jumla mai zuwa: Tare da kungiyar Italiya ta U-20, Pezzella ya halarci gasar cin kofin duniya ta FIFA U-20 ta 2017, inda ya lashe lambar tagulla. A wannan shekarar, Luigi Di Biagio, kocin Italiya na U-21 ya kira shi.
2017 UEFA European Under-21 Championship, bayan raunin Nicola Murru, kodayake bai bayyana a gasar ba. An fitar da Italiya daga Spain a wasan kusa da na karshe na gasar a ranar 27 ga Yuni, bayan shan kashi 3-1.