1. Avellino is a city located in the Campania region of Italy, about 50km east of Naples. It is known for its beautiful countryside, which includes the Monti Picentini Regional Park and the Irpinia wine region. The city is also home to several historic churches and landmarks, such as the Cathedral of Avellino and the Norman Castle. Interestingly, Avellino was originally founded by the Osci people, a tribe that lived in southern Italy before the rise of the Roman Empire.

2. The working hours and phone numbers of specific businesses or attractions in Avellino will vary, but most shops and restaurants in the city are open from around 9am to 7pm. For general tourist information, you can contact the Avellino Tourist Office at +39 0825 321 744 or visit their website.

3. Avellino is easily accessible by train or bus from Naples. One-way train tickets typically cost around €5-10 and take about 1 hour and 15 minutes. Bus tickets also cost around €5-10 and take about 1 hour and 30 minutes. Additionally, there are several car rental options available in Avellino if you prefer to drive yourself.