Historical clue formulations

• Name on an envelope — 2024-02-16
• Name over a return address — 2019-11-02
• Recipient of a Mailer-Daemon notice — 2017-06-03
• Return addressee — 2016-03-30
• Return address info — 2011-09-25
• One going to the post office — 2005-01-21
• E-mailer — 2002-02-07
• Fax user — 2001-11-28
• Fax originator — 1999-09-15
• Transmitter — 1997-04-20
• Dispatcher — 1997-03-08
• U.P.S. customer — 1996-12-12
• "Return to ___" — 1996-08-05