At Home is pet-friendly. This home supply store has everything you need to spruce up your home. Small dogs under 50lbs are allowed inside the store, as long as they are leashed and don't bother the other customers. They are open Sunday to Monday from 9am to 10pm, Tuesday through Thursday from 9am to 11pm, and Friday to Saturday from 8am to 11pm.
Call (301) 556-2256 for more information.