Okla. Stat. tit. 19 § 863.13
For the purposes of promoting the public health, safety, peace, morals, comfort, convenience, prosperity, order, quality of life, and general welfare, and to lessen danger and congestion of public transportation and travel, and to secure safety from fire and other dangers, and to prevent overcrowding of land, and to avoid undue concentration of population, and to provide adequate police protection, transportation, water, sewerage, schools, parks, forests, recreational facilities, military and naval facilities, and other public requirements, and to prevent undue encroachment thereon, the council, as respects the municipality and the board of any such county, as respects the unincorporated areas of the county, are hereby empowered in accordance with the conditions and procedure specified in this act, in the areas, respectively, to regulate the location, height, bulk, number of stories and size of buildings and other structures, the percentage of the lot or area which may be occupied, the size of yards, courts and other open spaces, the density and distribution of population, and the uses of buildings, structures and land for trade, industry, residence, recreation, civic and public activities and other purposes.
The zoning power hereby conferred shall not apply to the erection, installation, and use of structures and equipment, by public service corporations subject to the jurisdiction and regulation of the Oklahoma Corporation Commission, or other similar state or federal regulatory bodies; nor to the erection or use of the usual farm buildings for agricultural purposes or the planning of agricultural crops.
Okla. Stat. tit. 19, § 863.13