| Letter-making machine | 21 |
| Letter-opener for some | 22 |
| Letter-opener, at times | 23 |
| Letter-opening word | 19 |
| Letter-perfect | 14 |
| Letter-perfect contest? | 23 |
| Letter-perfect school event | 27 |
| Letter-perfect time | 19 |
| Letter-reading rituals | 22 |
| Letter-routing abbr. | 20 |
| Letter-routing letters | 22 |
| Letter-routing number | 21 |
| Letter-shaped annex | 19 |
| Letter-shaped aperture | 22 |
| Letter-shaped bar | 17 |
| Letter-shaped beam | 18 |
| Letter-shaped bike lock | 23 |
| Letter-shaped bit of NASA equipment | 35 |
| Letter-shaped bolt fastener | 27 |
| Letter-shaped bolt link | 23 |
| Letter-shaped brace | 19 |
| Letter-shaped breakfast cereal of the mid-'80s | 50 |
| Letter-shaped bridge support | 28 |
| Letter-shaped building addition | 31 |
| Letter-shaped building beam | 27 |
| Letter-shaped building support | 30 |
| Letter-shaped building wings | 28 |
| Letter-shaped clamp | 19 |
| Letter-shaped construction beam | 31 |
| Letter-shaped construction component | 36 |
| Letter-shaped construction girder | 33 |
| Letter-shaped construction piece | 32 |
| Letter-shaped construction pieces | 33 |
| Letter-shaped construction support | 34 |
| Letter-shaped cross | 19 |
| Letter-shaped fastener | 22 |
| Letter-shaped fastener used in woodworking | 42 |
| Letter-shaped fasteners | 23 |
| Letter-shaped girder | 20 |
| Letter-shaped gripper | 21 |
| Letter-shaped grippers | 22 |
| Letter-shaped hardware | 22 |
| Letter-shaped hardware item | 27 |
| Letter-shaped hardware items | 28 |
| Letter-shaped hardware used to strengthen joints | 48 |
| Letter-shaped house | 19 |
| Letter-shaped iron bar | 22 |
| Letter-shaped joints | 20 |
| Letter-shaped lift | 18 |
| Letter-shaped metal bar | 23 |
| Letter-shaped opening | 21 |
| Letter-shaped opening for a bolt | 32 |
| Letter-shaped opening in a machine shop | 39 |
| Letter-shaped opening in some pistons | 37 |
| Letter-shaped part of a grate | 29 |
| Letter-shaped pipe | 18 |
| Letter-shaped plumbing fitting | 30 |
| Letter-shaped shelf support | 27 |
| Letter-shaped shoe band | 23 |
| Letter-shaped shoe fastener | 27 |
| Letter-shaped shop devices | 26 |
| Letter-shaped sink fitting | 26 |
| Letter-shaped skyscraper support | 32 |
| Letter-shaped snare | 19 |
| Letter-shaped steel girder | 26 |
| Letter-shaped structural beam | 29 |
| Letter-shaped structural piece | 30 |
| Letter-shaped structural support | 32 |
| Letter-shaped support | 21 |
| Letter-shaped supporter | 23 |
| Letter-shaped supports | 22 |
| Letter-shaped tesserae | 22 |
| Letter-shaped track | 19 |
| Letter-shaped wagon tongue | 26 |
| Letter-shaped wood holder | 25 |
| Letter-shaped woodworking vise | 30 |
| Letter-shaped workbench groove | 30 |
| Letter-shaped, threaded fastener | 32 |
| Letter-signing servant: Abbr. | 29 |
| Letter-to-Santa enclosure | 25 |
| Letter-to-Santa itemization | 27 |
| Letter-to-Santa verb | 20 |
| Letter-to-Santa word | 20 |
| Letter-turner White | 19 |
| Letter-unscrambling games | 25 |
| Letter-writer | 13 |
| Letter-writer's afterthoughts | 33 |
| Letter-writer's sign-off | 28 |
| Letter-writer's third afterthought | 38 |
| Letter-writing aid | 18 |
| Letter-writing buddy | 20 |
| Letter-writing friend | 21 |
| Letter-writing friend from far away | 35 |
| Letter-writing friends | 22 |
| Letter-writing guide | 20 |
| Letter-writing prisoner, perhaps | 32 |
| Letter? | 7 |
| Letterboxing or geocaching, e.g. | 32 |
| Lettered | 8 |
| Lettered Bklyn. thoroughfare | 28 |