Okla. Stat. tit. 18, § 18-581: Benevolent and charitable corporations - Purposes

The following associations for charitable purposes may become

incorporated, as provided in this article, as follows:

1. To establish and maintain hospitals and infirmaries for the

cure of the sick and support of the aged and indigent, and asylums

for orphans;

2. For the mutual assistance of the members in time of sickness

or necessity, and to provide a fund for this purpose by

contributions of the members thereof from time to time, and for the

like incidental charitable purposes;

3. To establish and maintain lodges, chapters and encampments,

of fraternities or associations commonly known as Free Masons, the

Independent Order of Odd Fellows, Good Templars, Sons of Temperance,

and other like charitable orders or societies;

4. To establish and maintain fire companies in any incorporated

city or town; and

5. To establish and maintain youth organizations to promote the

ideals of good sportsmanship, honesty, loyalty, courage and

reverence by providing supervised competitive athletic games.