Town Hall Address 418 Main St Lemont, IL 60439 United States- Cook, DuPage, Will County Website https://www.lemont.il.us/ Zoning (630) 257-1550 418 Main St Lemont, IL 60439 United States Fire District 630-257-2376 15900 New Ave Lemont, IL 60439 United States Town Clerk 630-257-1590 418 Main St Lemont, IL 60439 United States Tax Collector (630) 257-2522 1115 Warner Lemont, IL 60439 United States County Cook, DuPage, Will