Answers You Can Trust Who are we? UConn Extension works in all 169 towns of Connecticut with a network of over 100 educators and scientists. Over 3,800 volunteers leverage the ability of Extension to work in every community. What is Extension? Extension is a nationwide effort of the federal, state, and county governments to give the public access to research-based information, scientific expertise, and educational programs they can use to enhance their everyday lives. At UConn, Extension is an outreach arm of the University and the College of Agriculture, Health and Natural Resources (CAHNR). UConn Extension has eight regional offices in Fairfield, Hartford, Litchfield, Middlesex, New Haven, New London, Tolland, and Windham counties. We also have offices at the UConn Storrs and Avery Point Campuses, and the 4-H Educational Center at Auerfarm in Bloomfield.