The latest redistricting data as adopted by the MS Legislature is located here: Redistricting Webpage
Utility Service areas are located on the MS Public Service Commission Servers: MPSC Opendata MPSC website
Click on a tabs to find DEM, LIDAR, and Contours projects (if available): Elevation Webpage
Click on a particular county to download: Point Addressing Webpage
Instructions to access data on the MARIS portal here: MARIS Server instructions Webpage
Click on the block you want (34090, 34089, etc...): USGS Quad Index Webpage
The Interactive Mapping webpage also includes non-MARIS mapping sites: Interactive Mapping Webpage
The Redistricting Interactive Map: Redistricting Interactive Map
Click on Best Available Imagery Tab (Services are Statewide and by PDD Region): Best Available Map Service
Click on the Elevation Tab (multiple Services are available including Hill Shade, and DEMs): Statewide Elevation Map Services
There are Miscellaneous, Political, MDOT (their website), and Historic maps Sections: Printable Maps Webpage
Click on Mississippi Senate, House, or Congress Tabs (Various Maps are available): Redistricting Maps Webpage