Louisiana/Southern Mississippi Chapter of the Special Libraries Association
- Represents the interests of special libraries and librarians devoted to specific interests such as Business & Finance, Information Technology or Environmental Resource Management.
- http://units.sla.org/chapter/cla/

MAGNOLIA
- The Mississippi Alliance for Gaining New Opportunities through Information Access is a statewide consortium funded by the Mississippi Legislature. It provides online databases for publicly funded K-12 schools, public libraries, community college libraries
- http://www.lib.usm.edu/~magnolia/index.htm

Mississippi Library Association
- Promotes development and improvement of library and information services. Includes activities calendar, organization and membership information as well as on-line publications and related links.
- http://www.misslib.org/index.php

MELO-Mississippi Electronic Libraries On-Line
- A virtual library providing resources to community and junior colleges throughout the state. Offers access to online databases, electronic books and journals, scholarly web sites, and member library web pages.
- http://www.colin.edu/vcclib/

Mississippi LAMP On-line
- Organization to promote and improve library services throughout the state. Includes profile, list of exhibitors, contact information as well as information on speakers and conferences.
- http://www.lampworkshop.org/

LibDex - The Library Index - Mississippi
- A listing of Mississippi library Web pages offering direct links to each library's OPAC (Online Public Access Catalog).
- http://www.libdex.com/country/USA-Mississippi.html

Mississippi Library Commission
- An independent state agency which serves local public libraries, provides access to state and federal documents.
- http://www.mlc.lib.ms.us/