East Quogue Chamber
P.O. Box 877
East Quogue, NY 11942
631-653-5143
http://www.eqny.com/

Eastport Chamber
P.O. Box 458
Eastport, NY 11941
631-325-5911

Hampton Bays Chamber
140 W. Montauk Hwy - Ste 1
Hampton Bays, NY 11946
631-728-2211
http://www.hamptonbayschamber.com/

Sag Harbor Chamber
P.O. Box 459
Sag Harbor, NY 11963
631-725-0011
http://www.sagharborchamber.com/

Southampton Chamber
76 Main Street
Southampton, NY 11968
631-283-0402
http://www.southamptonchamber.com/

Westhampton Chamber
179 Montauk Hwy, P.O. Box 1228
Westhampton Beach, NY 11978
631-288-3337
http://www.whbcc.com/