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
A Bit Twisted Brewpub	CO-ABIT	2021-	Aurora	1
Alpine Dog Brewing Co.	CO-ADOG	2014-2021	Denver	4
Alteration Brewing Co.	CO-ALTE	2017-2020	Denver	0
Altitude Brewing & Supply	CO-ALTI	2019-	Denver	3
Amicas Pizza & Brewery	CO-AMIC	2002-2016	Salida	10
Angry James Brewery	CO-ANGR	2018-	Silverthorne	3
Animas Brewing Co.	CO-ANIM	2014-	Durango	2
Arctic Craft Brewery	CO-ARCT	2003-2009	Colorado Springs	1
Arvada Beer Co.	CO-ARVA	2009-2016	Arvada	1
Asher Brewing Company	CO-ASHR	1995-	Boulder	3
Aspen Beer Company, Ltd.	CO-ASPN	1990-1996	Aspen	4
Aspen Brewing Company	CO-ASPE	2008-	Aspen	9
Atlantis Brewing Co	CO-ATLA	1995-1998	Denver	3
Atom Brewing Co.	CO-ATOM	2016-	Erie	2
Atrevida Beer Company	CO-ATRE	2018-	Colorado Springs	2
Avalanche Brewing Company	CO-AVAL	2011-	Silverton	6
Avant Garde Aleworks	CO-AVAN	2019-	Estes Park	1
Avery Brewing Company (1)	CO-AVRY	1993-	Boulder	57
Colorado brewers with coasters:				18
Alternate brewer referencess:
total record count:				21