| Letter carriers | 15 |
| Letter carrier?: Abbr. | 22 |
| Letter carrier: Abbr. | 21 |
| 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 assignment: Abbr. | 38 |
| Letter carrier's assignment | 31 |
| Letter carrier's area | 25 |
| Letter carrier in Manchester | 28 |
| Letter carrier | 14 |
| Letter by Paul | 14 |
| Letter buddy | 12 |
| Letter box deposits | 19 |
| Letter bomb? | 12 |
| Letter between whiskey and foxtrot, maybe | 41 |
| Letter between vee and ex | 25 |
| Letter between upsilon and chi | 30 |
| Letter between two rhyming letters | 34 |
| Letter between two others that rhyme with it | 44 |
| Letter between theta and kappa | 30 |
| Letter between sierra and uniform | 33 |
| Letter between Romeo and Tango | 30 |
| Letter between rho and tau | 26 |
| Letter between Quebec and Sierra | 32 |
| 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 iota and lambda | 30 |
| Letter between gimel and he | 27 |
| Letter between ex and zee | 25 |
| Letter between eta and iota | 27 |
| Letter between Delta and Foxtrot | 32 |
| Letter between chi and omega | 28 |
| Letter between "kay" and "em" | 49 |
| Letter beginning | 16 |
| Letter before zeta | 18 |
| Letter before zee | 17 |
| Letter before upsilon | 21 |
| Letter before theta | 19 |
| Letter before tee | 17 |
| Letter before sigma | 19 |
| Letter before shin | 18 |
| Letter before samekh | 20 |
| Letter before resh | 18 |
| Letter before qoph | 18 |
| Letter before psi | 17 |
| Letter before phi | 17 |
| Letter before Peter in old radio lingo | 38 |
| Letter before Peter in an old phonetic alphabet | 47 |
| Letter before Peter in a phonetic alphabet | 42 |
| Letter before omega | 19 |
| Letter before mu | 16 |
| Letter before lima in the NATO phonetic alphabet | 48 |
| Letter before lambda | 20 |
| Letter before kappa, alphabetically | 35 |
| Letter before kappa | 19 |
| Letter before iota | 18 |
| Letter before gimel | 19 |
| Letter before gee | 17 |
| Letter before gamma | 19 |
| Letter before Foxtrot | 21 |
| Letter before epsilon | 21 |
| Letter before eme in the Spanish alphabet | 41 |
| Letter before delta | 19 |
| Letter before dee | 17 |
| Letter before chi | 17 |
| Letter before Bravo | 19 |
| Letter before beth | 18 |
| Letter before Beta in a society's name | 42 |
| Letter before ba | 16 |
| Letter before ar | 16 |
| Letter before aitch | 19 |
| Letter before "cue" | 29 |
| Letter attachments: Abbr. | 25 |
| Letter attachments | 18 |
| Letter attachment? | 18 |
| Letter attachment | 17 |
| Letter arrangement? | 19 |
| Letter apps. | 12 |
| Letter appearing only in down answers; its opposite appears only in across answers | 82 |
| Letter announcing a switch to Toro? | 35 |
| Letter and number meaning ''tops'' | 50 |
| Letter amount | 13 |
| Letter alternative | 18 |
| Letter afterthoughts letters | 28 |
| Letter afterthoughts | 20 |
| Letter after zeta | 17 |
| Letter after Z | 14 |
| Letter after yodh | 17 |
| Letter after yod | 16 |
| Letter after Y, in England | 26 |
| Letter after wye | 16 |
| Letter after upsilon | 20 |
| Letter after theta | 18 |