The Northeastern Regional Laboratory is located in Tahlequah. 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 Northeastern Regional Lab provides forensic biology and controlled substance identification services to the northeastern counties of Oklahoma.
For a list of counties served by the Northeastern Regional Lab click here.
OSBI Northeastern Regional Laboratory -- Tahlequah
1995 Airport Parkway
Tahlequah, OK 74464
Phone: (918) 456-0653
Fax: (918) 458-0037