| 2026-06-21 | Like some flights: Abbr. |
| 2026-04-08 | Like major-city airports, typically: Abbr. |
| 2023-09-17 | The "I" of AIG: Abbr. |
| 2023-07-02 | The "I" in FIFA: Abbr. |
| 2023-02-03 | IBM component: Abbr. |
| 2022-11-08 | Like many flights to JFK and LAX: Abbr. |
| 2021-02-22 | The "I" of I.M.F.: Abbr. |
| 2016-06-11 | Involving multiple states: Abbr. |
| 2015-12-27 | Abbr. in many airport names |
| 2015-02-15 | Part of I.M.F.: Abbr. |
| 2014-12-28 | I.M.F. part: Abbr. |
| 2012-12-31 | Worldwide: Abbr. |
| 2012-10-27 | Not domestic: Abbr. |
| 2011-12-19 | The "I" in I.B.M.: Abbr. |
| 2011-03-14 | The "I" in IHOP: Abbr. |
| 2011-01-27 | Part of I.M.F.: Abbr. |
| 2010-02-28 | Like many conglomerates: Abbr. |
| 2009-06-11 | U.N.-like |
| 2009-03-11 | Worldwide: Abbr. |
| 2009-02-23 | Worldwide: Abbr. |
| 2008-06-27 | Not just at home: Abbr. |
| 2008-06-24 | Part of I.S.B.N.: Abbr. |
| 2008-06-01 | Like many large cos. |
| 2008-05-11 | Like G8 meetings: Abbr. |
| 2007-10-01 | The "I" of I.M.F.: Abbr. |
| 2007-09-09 | Part of I.M.F.: Abbr. |
| 2007-06-02 | Part of I.L.G.W.U.: Abbr. |
| 2007-03-08 | Not domestic: Abbr. |
| 2006-08-17 | Like some crossings: Abbr. |
| 2006-07-11 | Like many J.F.K. arrivals |
| 2006-01-26 | Like many KLM and SAS flights |
| 2004-03-14 | Global: Abbr. |
| 2003-03-09 | Part of many airport names: Abbr. |
| 2002-09-26 | Like some relations: Abbr. |
| 2002-09-08 | Like some airports: Abbr. |
| 2002-08-20 | Part of IHOP: Abbr. |
| 2001-10-14 | Like the Olympics: Abbr. |
| 2001-06-27 | Like J.F.K. Airport: Abbr. |
| 2001-05-23 | Worldwide: Abbr. |
| 2001-01-09 | Like J.F.K. Airport |
| 2000-09-17 | Part of IBM: Abbr. |
| 2000-09-04 | The "I" in IHOP: Abbr. |
| 1999-07-11 | Abbr. starting some corp. names |
| 1999-03-14 | Not dom. |
| 1998-11-05 | Like the U.N. |
| 1998-07-02 | Like many orgs. |
| 1996-10-31 | Like some airports: Abbr. |
| 1995-10-16 | U.N.-like |
| 1995-08-15 | Worldwide: Abbr. |
| 1995-05-18 | Global: Abbr. |
| 1994-06-05 | Part of I.L.G.W.U.: Abbr. |