Both the building and the collections of the Indiana State Library are well worth seeing. To arrange for your class, organization, department, or group to tour the Indiana State Library, please call the library at 317-232-3675, or our IN-Watts line at 1-800-622-4970. Tours may take place Monday - Friday, 8 a.m. to 4:30 p.m, click here for Saturday hours and holiday closings