The Union of Municipalities of Anglona and Bassa Valle del Coghinas, is a body established for the management of inter-municipal associated functions, has its institutional headquarters in Perfugas, in the Province of Sassari, in Northern Sardinia and is made up of the following municipalities: Bulzi; Chiaramonti; Erula; Laerru; Martis; Nulvi; Osilo; Perfugas; Santa Maria Coghinas; Sedini and Tergu. The friendship pact made with the Lucanian Anglona through the municipality of Tursi is very important.