Here is a link to the Official Zoning Atlas for Fayette County. As you zoom into the map you can see the current zone designations throughout the city and county.
https://lfucg.maps.arcgis.com/apps/Viewer/index.html?appid=2ea875cb101f46e4a1b8e80eb7fc7622
Here is a map of Urban Service Area zones R3, R4, and R5, which would be affected by the new FAR ZOTA (Floor to Area Ratio Zoning Ordinance Text Amendment). If adopted, land in these areas can be developed more densely without a zone change or public hearing.