Dauphin County
- Harrisburg’s Old 8th Ward History Project
- The McCormick Family Papers Project
- Historic Harrisburg Association
- Fort Hunter Mansion and Park
- Roman Catholic Diocese of Harrisburg Archives
- Camp Curtin Historical Society and Civil War Roundtable
- Dauphin-Middle Paxton Historical Society
- Derry Township Historical Society
- Halifax Area Historical Society
- Hershey Community Archives
- Hummelstown Area Historical Society
- Lower Paxton Township Historical Committee
- Middletown Area Historical Society
- Paxtang Historical Society
- Pillow (Borough) Historical Society
- West Hanover Township Historical Society
- Wynning History (Northern Dauphin County)
Regional
- Capital Area Genealogical Society
- Adams County Historical Society
- Berks History Center
- Cumberland County Historical Society
- Historical Society of East Pennsboro Township
- Juniata County Historical Society
- Lancaster History.org
- Lebanon County Historical Society
- Northumberland County Historical Society
- Historical Society of Perry County
- Schuylkill County Historical Society
- Snyder County Historical Society
- York County History Center
State Wide
- Evangelical Lutheran Church in America Region 8 Lutheran Archives (Central Pennsylvania)
- Evangelical Lutheran Church in America Tri-Synod Archives (Western Pennsylvania)
- Genealogical Society of Pennsylvania
- Historical Society of Pennsylvania
- Lutheran Archives Center at Philadelphia (Eastern Pennsylvania)
- Pennsylvania Center for Folklore
- Pennsylvania Department of Health – Birth and Death Certificates
- Pennsylvania Historical annd Museum Commission
- Pennsylvania House of Representatives Archives
- Pennsylvania State Archives
- Presbyterian Historical Society
- State Library of Pennsylvania
- The State Museum of Pennsylvania