All Employees: Federal Government: U.S. Postal Service in Ohio was 22.70000 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, All Employees: Federal Government: U.S. Postal Service in Ohio reached a record high of 36.20000 in January of 1999 and a record low of 22.40000 in January of 2022. Trading Economics provides the current actual value, an historical data chart and related indicators for All Employees: Federal Government: U.S. Postal Service in Ohio - last updated from the United States Federal Reserve on April of 2024.