The Holy Father
Address on envelope: His Holiness Pope Francis, 00120, Vatican City State, Europe
Salutation: Your Holiness
Cardinals
Address on envelope: His Eminence Cardinal (full name)
Salutation: Your Eminence
Archbishops
Address on envelope: Most Reverend (full name), D.D.
Salutation: Your Excellency
Bishops
Address on envelope: Most Reverend (full name), D.D.
Salutation: Your Excellency
Abbots
Address on envelope: Right Reverend (full name), Initials
Salutation: Dear Abbot (last name)
Monsignors
Address on envelope: Reverend Monsignor (full name)
Salutation: Dear Monsignor (last name)
Diocesan Priests
Address on envelope: Reverend (full name)
Salutation: Dear Father (last name)
Religious Order Priests
Address on envelope: Reverend (full name), Initials
Salutation: Dear Father (last name)
Permanent Deacons
Address on envelope: Deacon (full name)
Salutation: Dear Deacon (last name)
Transitional Deacons
Address on envelope: Reverend Mr. (full name)
Salutation: Dear Deacon (last Name)
Religious Brothers
Address on envelope: Brother (full name), Initials
Salutation: Dear Brother (First name)
Religious Sisters
Address on envelope: Sister (full name), Initials
Salutation: Dear Sister (First name)