Listing of collaborative live reference services
A list of library sites which have forms for submitting questions by email. Some have archives of previous questions and answers.
Online reference services (email and chat) for students, faculty, and staff of Sam Houston State University, TX.
The Free Library of Philadelphia answers reference questions via an email form and live chat.
Quick answers to brief questions about materials in the library's reference collection.
Electronic reference library combining resources of the UK's public libraries. Ask questions and check the archives for previous answers. Find readers' groups and reading links.