| Postal scale marking | 20 |
| Postal scale unit | 17 |
| Postal scale units | 18 |
| Postal sect. | 12 |
| Postal service | 14 |
| Postal Service "Such ___ Heights" | 43 |
| Postal Service "The District ___ Tonight" | 51 |
| Postal service abbr. | 20 |
| Postal Service classification | 29 |
| Postal Service creed word | 25 |
| Postal Service delivery | 23 |
| Postal Service letters | 22 |
| Postal Service machines | 23 |
| Postal service symbol | 21 |
| Postal service upgrade option | 29 |
| Postal service, once: Abbr. | 27 |
| Postal stamp on una carta | 25 |
| Postal symbol, once | 19 |
| Postal system | 13 |
| Postal term | 11 |
| Postal unit | 11 |
| Postal unit: Abbr. | 18 |
| Postal V.I.P. | 13 |
| Postal warning | 14 |
| Postal worker | 13 |
| Postal worker's beat | 24 |
| Postal worker's circuit: Abbr. | 34 |
| Postal worker's path | 24 |
| Postal worker's path: Abbr. | 31 |
| Postal worker's scholarship? | 32 |
| Postal worker's ship? | 25 |
| Postal worker? | 14 |
| Postal workers have them: Abbr. | 31 |
| Postal-card cost, once | 22 |
| Postal-creed word | 17 |
| Postal-oath word | 16 |
| Postal-scale marking | 20 |
| Postapocalyptic best seller of 1978 | 35 |
| Post–Civil War org. | 26 |
| Post–W. W. II fashion | 28 |
| Post–W.W. I generation | 29 |
| Post–W.W. II generation | 30 |
| Post–W.W. II group | 25 |
| Post–W.W. II spy | 23 |
| Postbaccalaureate inst. | 23 |
| Postcard décor | 17 |
| Postcard feature | 16 |
| Postcard gratitude | 18 |
| Postcard imagery, often | 23 |
| Postcard in a barrel, perhaps | 29 |
| Postcard message | 16 |
| Postcard note | 13 |
| Postcard offerings | 18 |
| Postcard picture | 16 |
| Postcard rate in 1924 | 21 |
| Postcard scenes, sometimes | 26 |
| Postcard sentiment | 18 |
| Postcard wheeze | 15 |
| Postcard's allure | 21 |
| Postcard's picture, often | 29 |
| Postcard-pretty | 15 |
| Postcards collector | 19 |
| Postcoital, perhaps | 19 |
| Postcombustion bargains | 23 |
| Postdating | 10 |
| Postdawn period | 15 |
| Postdeadline | 12 |
| Postdoc doc | 11 |
| Postdocs often publish them | 27 |
| Poste restante | 14 |
| Posted | 6 |
| Posted an opinion, maybe | 24 |
| Posted as sentry | 16 |
| Posted charge | 13 |
| Posted in a way | 15 |
| Posted in the center of the action, perhaps | 43 |
| Posted item: Abbr. | 18 |
| Posted notices | 14 |
| Posted pieces: Abbr. | 20 |
| Posted signs | 12 |
| Posted to your blog, say | 24 |
| Posted to YouTube | 17 |
| Posted __: didn't break even | 32 |
| Posted, as a letter | 19 |
| Posted, as soldiers | 19 |
| Posted, in a way | 16 |
| Posted, say | 11 |
| Posted, so to speak | 19 |
| Postelection elections | 22 |
| Postembryonic | 13 |
| Postemployment package, sometimes | 33 |
| Poster | 6 |
| Poster bear | 11 |
| Poster blurb, e.g. | 18 |
| Poster boy | 10 |
| Poster boy of a sort | 20 |
| Poster boy? | 11 |
| Poster boys, maybe | 18 |
| Poster cardboard | 16 |
| Poster figure | 13 |