Haddam Meadows State Park
- Park map, history and information on boating, fishing, picnicking and field sports.
- http://www.ct.gov/dep/cwp/view.asp?a=2716&q=325206&depNav_GID=1650

Haddam Land Trust
- Private, non-profit corporation that promotes the preservation of the town's natural resources, including marshlands, swamps, woodlands, open spaces, and the plant and animal life. Includes programs, nature preserve maps and membership information.
- http://www.hltrust.org/

Haddam Genealogical Site
- Early history, geography, landmarks, churches and other research information provided.
- http://freepages.genealogy.rootsweb.com/~wcarr1/

Blue Circle Studio and Gallery
- Gallery and studio showing contemporary regional artists and offering a wide variety of classes for all ages.
- http://www.bluecirclestudio.com/

Church House Concerts
- Provides information on past and future music concerts and events.
- http://www.churchhouseconcerts.org/

Haddam Little League
- Photos, schedules, divisions, sponsors and board of directors,
- http://www.haddamll.org/

Brainerd Memorial Library
- General library information plus local business directory.
- http://www.brainerdlibrary.lioninc.org/

Sundial Gardens
- Formal gardens include a pleached pear arbor, topiary garden and a knot garden. Also offers a tea house and gift shop. Located in the Higganum district.
- http://www.sundialgardens.com/

Haddam
- Contemporary color photographs of old graveyard headstones.
- http://cyndy.smugmug.com/gallery/13530

EPA Brownfields Pilot/Grantee - Haddam, CT
- Assessment Demonstration Pilot Fact Sheet provided in HTML and PDF formats by the U.S. Environmental Protection Agency.
- http://www.epa.gov/brownfields/cities/haddam.htm

Haddam Neck Fire Department
- Services provided, apparatus, demographics, personnel and related information provided.
- http://departments.firehouse.com/dept/HaddamNeckCT

Haddam Volunteer Fire Department
- Overview plus information on services, apparatus, personnel and response reports.
- http://departments.firehouse.com/dept/HigganumCT/

Cockaponset State Park
- Overview, activities, services, fees and driving directions provided.
- http://www.friendsctstateparks.org/parks/cockaponset.htm

Audio 911
- An audio services company. A clients and credits list, equipment used and photos.
- http://www.audio911.com

Haddam Neck Fair
- Annual event that takes place over Labor Day weekend.
- http://haddamneckfair.com/

Town of Haddam
- Municipal information, town government and departments, selectman's minutes, land use commissions and community calendar.
- http://www.haddam.org/

American Cruise Lines
- Cruise tours through New England, east coast inland waterways, Antebellum South, Hudson River, Maine Coast and other destinations.
- http://www.americancruiselines.com/

Posey Yacht Design
- Sailing simulator software involving computer sailing and racing simulations.
- http://www.poseysail.com/

Camelot Cruises
- Dining and entertainment while cruising the scenic Connecticut River.
- http://www.camelotcruises.com/