| Letters of uncertainty | 22 |
| Letters of the alphabet | 23 |
| Letters of some urgency | 23 |
| Letters of satisfaction | 23 |
| Letters of recommendation | 25 |
| Letters of invitation? | 22 |
| Letters of introduction | 23 |
| Letters of indebtedness | 23 |
| Letters of faux modesty | 23 |
| Letters of certification? | 25 |
| Letters of a noted cartel | 25 |
| Letters of a money dispenser | 28 |
| Letters of a certain class | 26 |
| Letters next to an eye | 22 |
| Letters near zero, at times | 27 |
| Letters near 4 on a keypad | 26 |
| Letters near 0 on a phone | 25 |
| Letters meaning fingers | 23 |
| Letters loved by angels | 23 |
| Letters like this: Abbr. | 24 |
| Letters just before omega | 25 |
| Letters in the sand, perhaps | 28 |
| Letters in the New Testament | 28 |
| Letters in the camera biz | 25 |
| Letters in some ratings | 23 |
| Letters in some church names | 28 |
| Letters in old atlases | 22 |
| Letters in much e-mail | 22 |
| Letters in math proofs | 22 |
| Letters in many addresses | 25 |
| Letters in love letters | 23 |
| Letters in computer uploading | 29 |
| Letters in canine care | 22 |
| Letters in back of front | 24 |
| Letters in an open slot | 23 |
| Letters in an old date | 22 |
| Letters in an Irish alphabet | 28 |
| Letters in an address window | 28 |
| Letters in a return address? | 28 |
| Letters in a magnetic fish | 26 |
| Letters in a Lucas title | 24 |
| Letters in a line score | 23 |
| Letters in a help wanted ad | 27 |
| Letters in a graveyard | 22 |
| Letters in a familiar refrain | 29 |
| Letters in a classified ad | 26 |
| Letters in a business name | 26 |
| Letters in a bus. letter | 24 |
| Letters in a British puzzle? | 28 |
| Letters in a bank window | 24 |
| Letters in - or on - boxes | 26 |
| Letters importuning reply | 25 |
| Letters heard end-of-week | 25 |
| Letters hanging on a wall? | 26 |
| Letters from your parents? | 26 |
| Letters from your folks? | 24 |
| Letters from Wall Street | 24 |
| Letters from Thessaloniki | 25 |
| Letters from the post office? | 29 |
| Letters from the high seas | 26 |
| Letters from the heart? | 23 |
| Letters from the family? | 24 |
| Letters from the Corinthians | 28 |
| Letters from Lancaster | 22 |
| Letters from grade school | 25 |
| Letters from desperate people | 29 |
| Letters from childhood | 22 |
| Letters from an old date? | 25 |
| Letters from a short person? | 28 |
| Letters from a debtor? | 22 |
| Letters found on all tires | 26 |
| Letters found in underwear | 26 |
| Letters found in briefs | 23 |
| Letters for Y. A. Tittle? | 25 |
| Letters for Whitty or Hess | 26 |
| Letters for vitamin intake | 26 |
| Letters for those in the hole | 29 |
| Letters for the wanted | 22 |
| Letters for the Queen Mary | 26 |
| Letters for the dear departed | 29 |
| Letters for some carriers | 25 |
| Letters for some bands | 22 |
| Letters for plumbing pipes | 26 |
| Letters for one in the red | 26 |
| Letters for Old MacDonald | 25 |
| Letters for old cross words? | 28 |
| Letters for occupants? | 22 |
| Letters for nine-to-fivers | 26 |
| Letters for Louis Quatorze | 26 |
| Letters for letter carriers | 27 |
| Letters for Johnnie Cochran | 27 |
| Letters for John Smith? | 23 |
| Letters for Jefferson Davis | 27 |
| Letters for green jobs | 22 |
| Letters for Elizabeth II | 24 |
| Letters for Dick and Jane | 25 |
| Letters for Col. Sanders | 24 |
| Letters for an invitee | 22 |
| Letters for an ex-superpower | 28 |
| Letters for Alpha-Bits? | 23 |