The Portland Foundation - Impacting the county through grantmaking and providing leadership on key community issues. Includes its history, annual reports, events, a list of endowment funds and information about donations. - http://www.portlandfoundation.org/
County Genealogy - Part of the INGenWeb project. Merged searchable database, queries, other information for researchers. - http://www.rootsweb.com/~injay/
The Political Graveyard - Information on the political history, cemeteries and memorial sites in the county. - http://politicalgraveyard.com/geo/IN/JY.html
The Jay County REMC - Rural electric cooperative serving the area. Rates, rules, corporate information, online payment service. - http://jayremc.com/