Montgomery County Government Employee Federal Credit Union 20 Courthouse Sq Ste 217, Rockville, MD20850 Montgomery County Government Employee Federal Credit Union is a nonprofit, membership-based, full-service bank for…More county, city and government employees and their families. Services include checking and savings accounts, special accounts, CDs, money market accounts and individual accounts. Loan services include consumer and vehicle loans, mortgages and credit cards. Members may also purchase auto insurance. Online banking, bill payment, e-statements and telephone and mobile banking are available.