Contractor Training

Tulsa HollyFrontier Download(PDF)

To register for these courses you must have an OSC ID# assigned to you.

If you are a new contractor and have not been assigned an OSC ID# click here to create an account.

If you have questions contact the OSC at 918-622-4771 or 405-848-8626.

Classes can be taken at one of three OSC office locations:
Oklahoma City
2400 S. Vermont Ave.
Oklahoma City, OK 73108

9810 E. 42nd St., Ste. 205 Seminole Bldg.
Tulsa, OK 74146

Hugo located at 4C Welding and Industrial Center
2689 US 70 HWY
Hugo, OK 74743