Montgomery County EFCU ← View details 19785 Crystal Rock Drive #201, Germantown, MD 20874 +1 301-279-1964 mcefcu.org Suggest an Edit Name* State* Locality* ZIP* Street address* Phone* Website Opening hours Monday: 08:00 am — 05:00 pm Tuesday: 08:00 am — 05:00 pm Wednesday: 08:00 am — 05:00 pm Thursday: 08:00 am — 05:00 pm Friday: 08:00 am — 05:00 pm Saturday: 09:00 am — 01:00 pm Your comments * — Required information