You can easily get around Avellino on foot. A number of bus lines (SITA; tel. 089-405145; www.sitabus.it) leave from Avellino to serve most villages in the area. In addition to major car-rental companies, Win Rent, Corso Umberto I 89 (tel. 0825-756237), is a good local agency.
Note: This information was accurate when it was published, but can change without notice. Please be sure to confirm all rates and details directly with the companies in question before planning your trip.