Lycoming County Historical Society - Based in Williamsport. Presents an overview of the society, news, exhibit details, picture gallery and information about their museum. - http://www.lycoming.org/LCHSMuseum/
Lycoming County Pennsylvania Genealogy Project - Affiliated with the PAGenWeb and USGenWeb projects this site provides resources for history and genealogy research. - http://www.usgennet.org/usa/pa/county/lycoming/