Just four of the 20 licenses granted on Friday are in the central and western counties of the state.
By the end of this month, Massachusetts will give out the first ever licenses for medical marijuana dispensaries, up to 35 in all. This follows a ballot measure approved by voters in 2012.
Massachusetts is a step closer to knowing where medical marijuana dispensaries will open.
158 proposals for medical marijuana dispensaries in Massachusetts made it through the first round of the application process last month.