Sag Harbor Chamber of Commerce Bay St & Long Whrf, Sag Harbor, NY11963 The Sag Harbor Chamber of Commerce serves Sag Harbor Village, North Haven Village and the hamlet of Noyac. It hosts or…More sponsors several events each year to bring business to Sag Harbor, including HarborFest at the end of each summer. Membership includes a listing in the chamber's annual directory and guide, sponsored advertising, voting rights, and exposure on WLNG 92.1 FM and in The Sag Harbor Express, among other benefits. The chamber's board meets on the first Monday of each month at 6 p.m. at Il Capuccino Ristorante. The chamber also holds dinner meeting for members and others interested in the chamber. The Sag Harbor Chamber of Commerce has no office, but there is an information kiosk in the windmill near Long Wharf. The windmill is a scaled down replica of the Beebe Windmill, which is in Bridgehampton. Mail can be sent to P.O. Box 2810, Sag Harbor, NY 11963. The chamber is a member of the Hamptons Visitors Council and the Long Island Convention and Visitors Bureau.