I.O.S.A., chartered in 1924, is an association that was formed to promote the scouting profession and the petroleum industry.

I.O.S.A.
P.O. Box 940310
Houston, TX 77094-7310

The I.O.S.A is a non-profit organization (tax identification number is 501 c6.74 - 0802170) headquartered in Houston, Texas.