The locations and boundaries of the various districts as defined herein shall be established by ordinance and shall be shown and delineated on the official zoning map of the City of Okmulgee, Oklahoma. The official zoning map shall bear the endorsement of and be maintained by the Community Development Department and may be divided in parts, and such parts may be separately employed for identification purposes when adopting or amending the official zoning map or for any reference to the official zoning map. (Ord. 1953, 2010)