| 2025-11-16 | Depot: Abbr. |
| 2024-02-01 | Depot: Abbr. |
| 2022-08-16 | Depot: Abbr. |
| 2022-03-24 | Subway stop: Abbr. |
| 2021-07-07 | Amtrak stop: Abbr. |
| 2021-03-07 | Radio broadcaster: Abbr. |
| 2020-11-07 | What a dot on a map might represent: Abbr. |
| 2020-05-26 | RR stop: Abbr. |
| 2019-10-27 | Amtrak stop: Abbr. |
| 2019-10-16 | Where trains stop: Abbr. |
| 2018-10-06 | Penn, e.g.: Abbr. |
| 2017-11-04 | RR stop |
| 2017-04-02 | Stop: Abbr. |
| 2016-09-09 | Stop: Abbr. |
| 2014-07-17 | Place with a waiting room: Abbr. |
| 2014-04-20 | Common newsstand locale: Abbr. |
| 2013-12-15 | RR stop |
| 2013-10-29 | RR stop |
| 2013-05-30 | The bus stops here: Abbr. |
| 2013-03-26 | Depot: Abbr. |
| 2012-12-24 | RR stop |
| 2012-12-07 | Union, e.g.: Abbr. |
| 2012-05-24 | RR stop |
| 2012-02-29 | Place with a waiting room: Abbr. |
| 2011-11-10 | Depot: Abbr. |
| 2011-09-09 | Stopping-off point: Abbr. |
| 2011-05-29 | Place to buy tkts. |
| 2011-04-13 | Subway stop: Abbr. |
| 2011-01-02 | D.C.'s Union ___ |
| 2009-08-09 | Stop on a track: Abbr. |
| 2009-04-15 | RR stop |
| 2008-06-03 | RR stop |
| 2007-10-11 | Subway stop: Abbr. |
| 2007-08-04 | Stop: Abbr. |
| 2007-08-03 | Union in D.C., e.g. |
| 2007-06-08 | Victoria in London, e.g.: Abbr. |
| 2007-02-10 | It may be AM or FM: Abbr. |
| 2007-02-02 | Stop: Abbr. |
| 2006-11-04 | Boarding place: Abbr. |
| 2006-06-29 | Penn, e.g., in N.Y.C. |
| 2006-02-17 | RR place |
| 2005-07-16 | Timetable locale: Abbr. |
| 2005-01-19 | Railroad stop: Abbr. |
| 2004-11-24 | Depot: Abbr. |
| 2003-12-13 | Term. |
| 2003-09-30 | Place to buy tickets: Abbr. |
| 2003-09-13 | Stop: Abbr. |
| 2003-04-25 | It may be AM or FM: Abbr. |
| 2001-01-08 | Train stop: Abbr. |
| 1998-06-13 | Bus term. |
| 1997-12-21 | RR stop |
| 1997-02-06 | B.&O. stop |
| 1995-11-02 | Railroad stop: Abbr. |
| 1995-08-17 | A.M. or F.M. broadcaster |
| 1994-02-19 | Union, e.g.: Abbr. |
| 1994-01-24 | Penn, e.g.: Abbr. |