The full list of museums in Spello, and details of their opening times, are in the website of Sistema Museo.  These include:

1. ✴the Civic Archeological Collection, which is split between Palazzo Comunale and Palazzo Bianconi;
   

2. ✴the Emilio Greco Collection, which is on the second floor of Palazzo Comunale; and
   

3. ✴the Pinacoteca Comunale, which is in the Palazzo dei Canonici.