Goodwill in Millersville, Annapolis.
Salvation Army in Severna Park.
Thrift stores in Laurel (take 32 to Route 198 and there is one on the right across the street from Home Depot.), on 450 behind Rita's, and in the Sajak Pavillion.
The Partners in Care resale shop is close to the intersection of East West Hwy and Route 2. Chesapeake Treasures is in the Park Plaza shopping strip so is Salvation Army (across the street from Kohl's and Old Navy).