The Distinctive Guide to Calvert County
- Calendar of events, recreation and entertainment, and businesses.
- http://www.calvertcountymd.us/

The North Calvert Page
- Directory of schools, businesses, and recreational facilities.
- http://www.bowiemd.com/calvert/

Calvert County Life
- Calvert County Living, Information resources for fishing, charter boats, weather, maps, recreation, camping, parks, Chesapeake Bay, historic sites, fossils
- http://calvert-county.com/