Town of Harwinton
- Town notices plus information on departments, education and services.
- http://harwinton.us/

Fairview Farm Golf Course
- Public par 72, 18 hole golf course with driving range and a two-tiered putting green. Tee times, outings, instruction, course and league information.
- http://www.fairviewfarmgolfcourse.com/

Harwinton History and Mystery
- Selected stories and imagery from the town's past in the 1700's.
- http://www.stories-from-the-past.com/story/Harwinton_history_and_mystery.htm

Harwinton Rod & Gun Club
- Overview, new, events and information on how to become a member.
- http://www.harwintonrodandgun.com/

The Harwinton Public Library
- Library policies, newsletter, hours, annual report and research links.
- http://www.harwintonpl.org/

Military Service in Early Harwinton
- Reprint from History of Litchfield County With Illustrations and Biographical Sketches, J. W. Lewis & Co., Philadelphia, Pa. 188.
- http://history.rays-place.com/mil-harwinton-ct.htm

Connecticut Town Histories: Harwinton
- Reprint from the Connecticut Historical Collection by John Warner Barbour, orginally published in 1836.
- http://history.rays-place.com/ct/harwinton.htm

Digital Business Options
- Offering IT management, help desk, network management, infrastructure, security and proactive network monitoring services.
- http://www.dbopt.com/

Earthymama.com
- Planet-friendly, alternative products for babies, including hemp and cotton diapers, wool covers, diapering supplies and a variety of organic cotton and hemp clothing, accessories, recycled items and earthy gift ideas.
- http://www.earthymama.com/

Harwinton, Connecticut
- Reprint of information from The Connecticut Guide, published in 1935.
- http://members.skyweb.net/~channy/CTGuideHarw.html

Kasznay's Fine Home Inspections, LLC
- Building inspection services and environmental testing, including water testing, well testing, radon testing, septic testing, lead testing, and pest inspections.
- http://www.kasznay.com