There are 110 Drug & Alcohol Abuse Testing Centers in Oklahoma, serving a population of 3,896,251 people in an area of 68,578 square miles. There is 1 Drug & Alcohol Abuse Testing Center per 35,420 people, and 1 Drug & Alcohol Abuse Testing Center per 623 square miles.
The state of Oklahoma is ranked 4th in Drug & Alcohol Abuse Testing Centers per capita, and 24th in Drug & Alcohol Abuse Testing Centers per square mile.