Chester County Resources
Historical Societies

• Charlestown Township Historical Society
• Chester County Historical Society
• Downingtown Area Historical Society
• Historical Society of the Phoenixville Area
• Spring-Ford Area Historical Society
• Tredyffrin Easttown Historical Society
• Tri-County Heritage Society

Current Public Records

• Register of Wills/Orphans' Court
• Recorder of Deeds

Genealogical Resources

• PA GenWeb - Chester County
• PA GenWeb Archives - Chester County
• Chester County Genealogy Message Forum
• Chester County Tombstone Images
• Parkersville Meeting (Burials)

Delaware County Resources
Public Records

• Delaware County Government
• Delaware County Archives

Historical Societies

• Chadds Ford Historical Society
• Delaware County Historical Society

Genealogical Resources

• Delaware County History

Montgomery County Resources
Public Records

• Montgomery County Government
• Montgomery County Records Department

Historical Societies

• Historical Society of Montgomery County

Lancaster County Resources
Public Records

• Lancaster County Government
• Lancaster County Archives

Historical Societies

• Lancaster County Historical Society
• Mennonite Historical Society

Philadelphia County Resources
Public Records

• Philadelphia County Government
• Philadelphia City Archives

Historical Societies

• Genealogial Society of Pennsylvania
• Historical Society of Pennsylvania

Pennsylvania Resources
Public Records

• National Archives, Mid-Atlantic Region
• Pennsylvania State Archives

Historical/Genealogical Societies

• Historical Society of Pennsylvania
• Historical Society of Western Pennsylvania
• Genealogical Society of Pennsylvania

Genealogical Resources

• Cyndi's List of Pennsylvania Resources
• Online Pennsylvania Death Records & Indexes

Delaware Resources

• Delaware Public Archives
• Genealogical Society of Delaware
• Historical Society of Delaware

Maryland Resources

• Cecil County Historical Society
• Maryland State Archives
• Maryland Historical Society