Harford Bird Club
Birding club with events, guest speakers, field trips, online newsletter, descriptions of local common species, rare bird alerts, and checklist of all species ever recorded in Harford County.
Harford County (Maryland) Genealogical Society
Preserving and disseminating information on family history and genealogy. Newsletters from 1997 and 1998.
Harford County Astronomical Society
Stargazing outings, discussion groups, and invited speakers.
Home Partnership, Inc.
A not-for-profit agency dedicated to helping residents of Harford County, Maryland, achieve home ownership.
Humane Society of Harford County
Includes photos of animals available for adoption, donation information, and volunteer opportunities.