| Letter from the teacher | 23 |
| Letter from the Guardian? | 25 |
| Letter from the Corinthians | 27 |
| Letter from St. Paul: Abbr. | 27 |
| Letter from Paul (abbr.) | 24 |
| Letter from millennia ago | 25 |
| Letter from Corinthians | 23 |
| Letter from an Adonis? | 22 |
| Letter from a teacher? | 22 |
| Letter four before omicron | 26 |
| Letter four after omicron | 25 |
| Letter for Reeve or Reeves | 26 |
| Letter following sigma | 22 |
| Letter finisher, of sorts | 25 |
| Letter farthest from alpha | 26 |
| Letter famed for its size | 25 |
| Letter ending for some notes | 28 |
| Letter enclosures: Abbr. | 24 |
| Letter enclosures (abbr.) | 25 |
| Letter enclosure (abbr.) | 24 |
| Letter drop site (abbr.) | 24 |
| Letter distribution on base | 27 |
| Letter directive (abbr.) | 24 |
| Letter covering: Abbr. | 22 |
| Letter container: Abbr. | 23 |
| Letter closer, perhaps | 22 |
| Letter check, often: Abbr. | 26 |
| Letter carriers' org. | 25 |
| Letter carriers' grp. | 25 |
| Letter carriers' gp. | 24 |
| Letter carriers (abbr.) | 23 |
| Letter carrier?: Abbr. | 22 |
| Letter carrier"s burden | 28 |
| Letter carrier's uniform? | 29 |
| Letter carrier's tote | 25 |
| Letter carrier's org. | 25 |
| Letter carrier's burden | 27 |
| Letter carrier's beat | 25 |
| Letter carrier's area | 25 |
| Letter carrier in Manchester | 28 |
| Letter between vee and ex | 25 |
| Letter between rho and tau | 26 |
| Letter between pi and sigma | 27 |
| Letter between phi and psi | 26 |
| Letter between oh and kue | 25 |
| Letter between mem and samekh | 29 |
| Letter between kay and em | 25 |
| Letter between gimel and he | 27 |
| Letter between ex and zee | 25 |
| Letter between eta and iota | 27 |
| Letter between chi and omega | 28 |
| Letter before "cue" | 29 |
| Letter attachments: Abbr. | 25 |
| Letter afterthoughts letters | 28 |
| Letter after Y, in England | 26 |
| Letter after phi, chi, psi | 26 |
| Letter after ka in Spanish | 26 |
| Letter additions briefly | 25 |
| Letter addition letters | 23 |
| Letter addendum, for short | 26 |
| Letter addenda, for short | 25 |
| Letter addenda (abbr.) | 22 |
| Letter add-ons, for short | 25 |
| Letter add-ons (Abbr.) | 22 |
| Letter accompanier: Abbr. | 25 |
| Letter accompanier (abbr.) | 26 |
| Letter abbr. for gents | 22 |
| Letter "Y" wearer | 27 |
| Lets well enough alone | 22 |
| Lets the cat out of the bag | 27 |
| Lets stand, in proofreading | 27 |
| Lets stand, editorially | 23 |
| Lets sit in boiling water | 25 |
| Lets out, as fishing line | 25 |
| Lets out, as a fishing line | 27 |
| Lets loose the attack dogs | 26 |
| Lets in an unearned run | 23 |
| Lets go, in a melodrama | 23 |
| Lets go by, as a chance | 23 |
| Lets down, as long hair | 23 |
| Lets down one's hair | 24 |
| Lets barely touch them | 22 |
| Lethbridge's river | 22 |
| Lethal cousin of the cobra | 26 |
| Lethal college protest? | 23 |
| Leter ended, for short | 22 |
| Let-bygones-be-bygones type | 27 |
| Let, with "out" | 25 |
| Let's just leave ___ that | 29 |
| Let's Dance singer | 25 |
| Let __: stop obsessing | 22 |
| Let your winnings ride | 22 |
| Let your conscience be this | 27 |
| Let us know, in an invite | 25 |
| Let up on the difficulty | 24 |
| Let through the turnstile | 25 |
| Let through a turnstile | 23 |
| Let things ___ (leave alone) | 28 |
| Let the moon shine through? | 27 |
| Let the good times roll | 23 |