Masks will still be required inside public transportation, health care settings and schools.
Hogan also lifted restrictions on outdoor dining beginning Saturday.
Marylanders 16 and older can receive a vaccine at any provider by April 12.
All Marylanders over the age of 16 will be able to receive a vaccine starting April 27.
The new sites will reside in Anne Arundel, Baltimore, Frederick, Harford, Howard and Montgomery counties.
The state will launch a community vaccine clinic in Prince George's County.
The comptroller’s office will send payments via direct deposit for the majority of eligible people.