| Mississippi Association of Supervisors (MAS) | | Organization of county government officials, working together to develop an effective and efficient system of county government in the state. Information about events, issues, and resources available. |
| Mississippi Census Profiles | | Data from the U.S. Census, including a listing of local Census data centers and a breakdown of Congressional districts. |
| Mississippi State Chemical Laboratory | | An independent state-supported division of Mississippi State University. The Laboratory was established by the state in 1892 for the primary purpose of providing chemical analyses for the control of fertilizer quality. |
| Mississippi.gov | | Official state site offering links to government offices, educational institutions, tourism, birth and death certificates, driver licenses, healthcare and business development. | |
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