Historical clue formulations

• Big Apple address abbr. — 2023-06-26
• Letters before the ZIP code 10001 — 2022-12-25
• Manhattan, on an envelope — 2022-12-21
• Part of a U.N. address? — 2022-10-20
• Manhattan address abbr. — 2022-07-03
• Abbr. before the ZIP code 10001 — 2020-11-24
• Big Apple inits. — 2020-06-25
• Letters in a Big Apple address — 2019-10-22
• It contains M.S.G.: Abbr. — 2019-08-18
• Letters that might precede 10001 — 2017-08-10
• "30 Rock" setting, briefly — 2013-08-11
• Part of Rockefeller Ctr.'s address — 2009-08-19
• Big Apple ltrs. — 2007-03-27
• ZIP code 10001 locale: Abbr. — 2005-10-23
• Part of a Fifth Ave. address — 2005-01-04
• Park Ave. address part — 2004-10-17
• Part of a Mad. Ave. address — 2004-02-04
• Abbr. before ZIP code 10001 — 2003-12-16
• Address with the ZIP code 10001 — 2003-11-13
• Big Apple inits. — 2001-07-01
• Part of MOMA's address — 2000-08-01
• Part of an Empire State Bldg. address — 2000-06-16
• Part of a Manhattan address: Abbr. — 2000-05-31
• Abbr. on mail to ZIP code 10001 — 1999-12-30
• Manhattan address abbr. — 1999-11-18
• Manhattan address: Abbr. — 1999-05-25
• Address with ZIP code 10001: Abbr. — 1996-12-11