(n) recipient
(n) (comp) actual recipient
(n) (comp) potential recipient
(n) (comp) immediate recipient
(n) (comp) alternate recipient
(n) (comp) substitute recipient
(n) (comp) preferred recipient
(n) (comp) disclosure of other recipients
(n) (comp) alternate recipient allowed
(n) (comp) alternate recipient assignment
(n) (comp) primary and copy recipients indication
(n) (comp) blind copy recipient indication
(n) (comp) primary and copy recipients indication
(n) (comp) redirection of incoming messages
(n) (comp) originator requested alternate recipient
(n) (comp) designation of recipient by directory name
MTPR