All Employees: Professional and Business Services: Business Support Services in Oklahoma was 9.30000 Thous. of Persons in March of 2022, according to the United States Federal Reserve. Historically, All Employees: Professional and Business Services: Business Support Services in Oklahoma reached a record high of 19.40000 in November of 2006 and a record low of 3.60000 in May of 1990. Trading Economics provides the current actual value, an historical data chart and related indicators for All Employees: Professional and Business Services: Business Support Services in Oklahoma - last updated from the United States Federal Reserve on April of 2024.