• Mahoning County Almanac
• Mahoning County Census Information
• Mahoning County Profile (from Ohio State University)
• Mahoning County Profile

(from Ohio Department of Development)
• Mahoning County Law Library
• Mahoning County Government

(departmental overviews)
• Mahoning County Sheriff

 Courts

• Domestic Relations Court
• Probate Court
• U.S. District Court -
  Northern District of Ohio
• U.S. Bankruptcy Court -
  Northern District of Ohio

• Mahoning County (a collection of city, town, and community-related links from OPLIN)
• Austintown
• Mahoning County Alcohol & Drug Addiction Services Board
• Mahoning County Auditor
• Mahoning County Board of Elections
• Mahoning County Children Services
• Mahoning County Emergency Management Agency
• Mahoning County Extension Office
• Mahoning County Department of Job and Family Services (formerly Dept. of Human Services)
• Mahoning County Mental Health Board
• Mahoning County District XI Area Agency on Aging, Inc.
• Mahoning County District Board of Health
• Youngstown City Health District
• Youngstown Fire Department (history, photos)
• Youngstown Police Department