Postal Code 86020 covers 4 municipalities: Campochiaro,Castellino del Biferno,Fossalt and Roccavivara. 86020 is located in the Province of Campobasso and the Region of Molise. Other locations within this postal code include Colle d'Anchise,Pietracupa,San Polo Matese,Sant'Angelo Limosano and Spinete.