Brewery (Number of groups) (Click a Brewer to view coasters)	Sort by code	Sort by Production Dates *RED = CLOSED*	Sort by city	Sort by count
LaGrow Organic Beer Co.	IL-LAGR	2017-	Chicago	2
Lake Bluff Brewing Co.	IL-LAKE	2010-	Lake Bluff	4
Lake Effect Brewing Co.	IL-LAKF	2012-	Chicago	11
Landmark Brewing Co	IL-LAND	?-?	Lindenhurst	6
Lebanon Brewery	IL-LEBA	1893-1920	Lebanon	1
Lederer Brewing Co.	See: Atlantic Brewing Co (IL-ATL)
Leisy Brewing Co	IL-LEI	1894-1920	Peoria	13
Leisy Brewing Co. (Chicago)	See: Canadian Ace Brewing Co (IL-CAN)
Lemp Brewing Co (William J.)	IL-LEM	1939-1945	East St. Louis	8
Lena Brewing Co.	IL-LENA	2014-	Lena	23
Libertyville Brewing Co	See: Mickey Finn's Brewery (Libertyville Brewing Co.) (IL-MICKY)
Lieferbräu Brewery	IL-LIEF	2018-	Red Bud	1
Light the Lamp Brewery	IL-LIT	2011-2024	Grayslake	4
Lil Beaver Brewery	IL-LILB	2017-	Bloomington	6
Limestone Brewery	IL-LIME	2009-2012	Plainfield	2
Lincoln Brewing Co.	IL-LINC	1933-1936	Cicero	2
Lionstone Brewing	IL-LION	2015-2020	Geneseo	7
Liquid Love Brewing Company	IL-LIQU	2020-	Buffalo Grove	11
Little Egypt Beer	IL-LTLE	2012-2016	Ava	12
Lo-Rez Brewing	IL-LORE	2016-2023	Chicago	12
Local Option Brewing Co.	IL-LOCA	2006-	Chicago	7
Lot 50 Brewing Co.	IL-LOT5	2018 -	Paris	1
Louis J. Roth Brewery	IL-ROTH	1904-1907	Freeport	1
Lucky Monk Beer Co., The	IL-LUKM	2009	South Barrington	8
Lugan's Brewing	IL-LUGA	2019-	Joliet	3
Lunar Brewing	IL-LUNA	1998-	Villa Park	4
Illinois brewers with coasters:				23
Alternate brewer referencess:				3
total record count:				30