Hammers Hearing "We're always hear for you!" 645 First Street, La Salle Also located in Mendota, Ottawa and Princeton VOTED Our Family Serving Your Families.. Thank you for your faith in us! #1 Please call us at (815) 224-2445 if you are in need of service! SM-LA 1908638 Hammers Hearing "We're always hear for you!" 645 First Street, La Salle Also located in Mendota, Ottawa and Princeton VOTED Our Family Serving Your Families.. Thank you for your faith in us! #1 Please call us at (815) 224-2445 if you are in need of service! SM-LA 1908638