| 2026-04-20 | Phnom ___, Cambodia's capital |
| 2023-09-22 | Lady ___, founder of Cambodia's capital |
| 2022-06-15 | Phnom ___ |
| 2020-08-02 | Phnom ___, Cambodia |
| 2019-06-17 | Phnom ___ (capital of Cambodia) |
| 2019-03-10 | Phnom ___ |
| 2014-09-03 | Phnom ___ |
| 2014-02-21 | End of an Asian capital's name |
| 2012-04-29 | Phnom ___ |
| 2010-06-10 | Phnom ___ |
| 2010-02-28 | Phnom ___ |
| 2009-11-05 | Phnom ___ |
| 2007-02-23 | Phnom ___ |
| 2004-10-24 | Phnom ___ |
| 2004-06-20 | Phnom ___ |
| 2003-06-01 | Phnom ___ |
| 2003-03-15 | Part of an Asian capital's name |
| 2000-02-10 | Phnom ___ |
| 1998-09-13 | See 104-Down |
| 1996-12-10 | Phnom ___ |
| 1995-03-29 | Phnom _____ |