St. Michael & All Angels, Adelphi, MD Website: http://www.stmichaeladelphi.org/ Province #: VII Diocese: Washington Office Address: 8501 New Hamphire Avenue Adelphi, MD   20783 The Rev. Canon Clinton C. Esonu, Rector Primary Phone: 301-434-4646 St. Michael & All Angels, Adelphi has a newcomer program. The social and outreach committee takes the visitor's name, phone number, & sends cards monthly via email.