Stamps of United States, 5 base month
551 to 600 of 710
postage
2012, May 23 Great Film Directors issue unwmk (no perf info)
| - | forever | multi | John Huston |
2013, May 3 Flag for All Seasons a issue (12 stamps)
| - | forever | multi | Flag Autumn, p. 8.5v | |||
| - | forever | multi | Flag Winter, p. 8.5v | |||
| - | forever | multi | Flag Spring, p. 8.5v | |||
| - | forever | multi | Flag Summer, p. 8.5v | |||
| - | forever | multi | Flag Autumn, p. 9.5v | — | — | |
| - | forever | multi | Flag Winter, p. 9.5v | — | — | |
| - | forever | multi | Flag Spring, p. 9.5v | — | — | |
| - | forever | multi | Flag Summer, p. 9.5v | — | — | |
| - | forever | multi | Flag Winter, p. 11v | — | — | |
| - | forever | multi | Flag Spring, p. 11v | — | — | |
| - | forever | multi | Flag Summer, p. 11v | — | — | |
| - | forever | multi | Flag Autumn, p. 11v | — | — |
2013, May 14 p. 11h
| - | 3c | multi | silver coffeepot | — | — |
2013, May 15 (no perf info)
| - | 46c | multi | Lydia Mendoza |
2013, May 17 Flag for All Seasons b issue p. 11.25x10.75 (9 stamps)
| - | 46c | multi | Flag Spring | — | — | |
| - | 46c | multi | Flag Summer | — | — | |
| - | 46c | multi | Flag Autumn | — | — | |
| - | 46c | multi | Flag Winter | — | — | |
| - | 46c | multi | Flag Spring | — | — | |
| - | 46c | multi | Flag Summer | — | — | |
| - | 46c | multi | Flag Autumn | — | — | |
| - | 46c | multi | Flag Winter | — | — | |
| - | 1234 | multi | Flag for All Seasons Conv Bklt20APU | — | — |
2013, May 23 The Civil War 1863 issue (no perf info)
| - | 46c | multi | Battle of Vicksburg | |||
| - | 46c | multi | Battle of Gettysburg |
2014, May 2 Where Dreams Blossom issue p. 11
| - | forever | multi |
2014, May 5 Vintage Circus Posters issue - Vintage Circus Posters (no perf info) (8 stamps)
2014, May 22
| - | forever | multi | Harvey Milk |
2014, May 29 Nevada statehood 150th issue
| - | forever | multi |
2015, May 9 Special Olympics World Games 2015 issue
| - | forever | multi |
2015, May 18 t me not - Help find Missing Children issue
| - | forever | multi | Forget me not - Help find Missing Children |
2015, May 25 Medal of Honor 2015 issue
| - | forever | multi | Army Medal of Honor (Vietnam era) | |||
| - | forever | multi | Navy Medal of Honor (Vietnam era) | |||
| - | forever | multi | Air Force Medal of Honor (Vietnam era) |
2016, May 28 World Stamp Show-NY 2016 issue p. 12
| - | forever | bl | World Stamp Show NY-2016 Blue | |||
| - | forever | red | World Stamp Show NY-2016 Red |
2016, May 29 Repeal of the Stamp Act, 1766 issue
| - | forever | multi |
2016, May 30 Service Cross Medals issue (no perf info)
| - | forever | multi | Distinguished Service Cross Army | |||
| - | forever | multi | Navy Cross | |||
| - | forever | multi | Air Force Cross | |||
| - | forever | multi | Coast Guard Cross |
2016, May 31 Views of Our Planets issue
| - | forever | multi | Mercury (planet) (2016) | — | — |
551 to 600 of 710