Areas Served Comfort Home Care serves the following cities and communities: Barnesville, MD Bethesda, MD Brookeville, MD Chevy Chase, MD Gaithersburg, MD Garrett Park, MD Germantown, MD Glen Echo, MD Kensington, MD Laytonsville, MD Poolesville, MD Potomac, MD Rockville, MD Silver Spring, MD Somerset, MD Takoma Park, MD Washington, D.C. Washington Grove, MD