Brewery (Number of groups) (Click a Brewer to view coasters) Sort by brewer name	Code	Sort by Production Dates *RED = CLOSED*	Sort by city	Sort by count
RavenBeer	See: Baltimore-Washington Beer Works (RavenBeer) (MD-BWB)
Red Brick Station	See: White Marsh Brewing (MD-WMB)
RAK Brewing Company	MD-RAKB	2023-	Frederick	1
Real Ale Revival (RAR) Brewing	MD-REAL	2013-	Cambridge	56
Reckless Ale Works	MD-RECK	2016-	Columbia	1
Red Shedman Farm Bwy	MD-REDM	2014-	Mt. Airy	3
Reichhart, Theodore, Inc. (Reichhart Brewing Co.)	MD-REIC	1933-1937	Baltimore	3
Rockwell Brewery	MD-ROCK	2017-	Frederick	5
Rocky Run Tap & Grill	MD-RRUN	1997-2007	Columbia	5
Rubber Soul Brewing Co.	MD-RSB	2015-2019	Salisbury	3
Ruddy Duck Brewery	MD-RUD	2009-	Solomons	16
Ruhlman Brewery	MD-RUHL	2012-	Hampstead	12
Ryleigh's Brew Pub & Raw Bar	MD-RYLE	2005-2006	Baltimore	1
Maryland brewers with coasters:				11
Alternate brewer referencess:				2
total record count:				13