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The Southwestern Regional Laboratory is located in Lawton. �Operating hours are 8 a.m. to 5 p.m. Monday through Friday with the exception of state holidays. �If after hours assistance is required, please call the number listed on this page or (405) 848 - 6724 or1-800-522-8017 if outside Oklahoma City, and assistance will be provided.

The Southwestern Regional Lab provides controlled substance identification services to the southwestern counties of Oklahoma.

For a list of counties served by the Southwestern Regional Lab click here.

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OSBI Southwestern Regional Laboratory -- Lawton

5 N.E. 22nd

Lawton, OK �73507

Phone: �(580) 248-4050

Fax: �(580) 353-7227