In order to carry out the purpose of this Chapter, the geographic area within the jurisdiction of this Chapter is hereby divided into the following use districts:

 

   The location and the boundaries of the zoning districts established by this Chapter are set forth on the Zoning Districts Map which is incorporated as a part of this Chapter. (1982 Code)

   District boundary lines as indicated on the Zoning Districts Map follow lot lines, right-of-way lines of streets or alleys, right-of-way lines of streets or alleys projected, railroad right-of-way lines, the corporate limit lines, all as they exist upon the effective date of this Chapter. If said boundary lines do not follow any of the above described lines, the district boundary lines are established as drawn on the Zoning Districts Map. (1982 Code)

   Any land which may be annexed to the Municipality in the future shall be placed in the A Agriculture District until special action of the City Council shall definitely assign such land to another district. (1982 Code)