| Answerland (OR) | | Oregon's Live Information Service, email or chat live with a reference librarian. |
| Auburn University (AL) | | Ask a Librarian email reference service for the faculty, staff and students of Auburn University. |
| Email Reference Sites | | A list of library sites which have forms for submitting questions by email. Some have archives of previous questions and answers. |
| Internet Public Library | | Volunteer librarians answer general questions or provide starting places for research at the IPL Reference Center. |
| KANAnswer (KS) | | This statewide virtual reference project serves Kansas residents and answers questions about Kansas for non-residents. |
| Library of Congress (DC) | | An online reference service (via email) from the Library of Congress. Live chat available for certain subject areas. |
| Nashville Public Library (TN) | | Nashville librarians provide reference services via phone or email. Also chat live with a librarian with video, audio, and co-browsing capabilities. |
| Newton Gresham Library (TX) | | Online reference services (email and chat) for students, faculty, and staff of Sam Houston State University, TX. |
| People's Network | | 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. | |
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