The Northwestern Regional Laboratory is located in Enid.  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 Northwestern Regional Lab provides controlled substance identification services to the northwestern counties of Oklahoma.

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

OSBI Northwestern Regional Laboratory -- Enid

1305 E. Owen K. Garriot Road

Enid, OK  73701

Phone:  (580) 242-2600

Fax:  (580) 234-8707