Commercial and Office
District O-1  Office District
District O-2  Special Office District
District O-P  Planned Office District
District C-1  Intermediate Business District
District C-2  Central Business District
District C-3  General Business District
District C-P  Planned Business District

Industrial
District M-R  Research, Development and Office Park District
District M-C  Controlled Industrial District
District M-I  General Industrial District

Agricultural
District A-1  Agricultural District

Residential
District R-1  One-Family Dwelling District
District R-2  Two-Family Dwelling District
District R-3  Medium Density Multiple-Family Dwelling District
District R-4  High Density Multiple-Family Dwelling District
District RMH  Residential Manufactured Home District
District PUD  Planned Unit Development District

Special or overlay districts, supplemental to underlying zoning:
District F-1  Floodplain District
District FW  Floodway Overlay District
District FF  Flood Fringe Overlay District
District FD  Flood Drainage Overlay District
District M-U  Underground Space