City of Clewiston 115 West Ventura Avenue, Clewiston, FL 33440, 863-983-1484, Provides information on local city services and local government offices in the Clewiston area. more... 

Clewiston Chamber of Commerce 544 West Sugarland Highway, Clewiston, FL 33440, 863-983-7979, Promotes and supports local businesses and industries in the Clewiston area plus provides relocation information.