| Atlas, Titan or Minuteman | 25 |
| ATM maker bought by AT&T | 28 |
| ATM purchase, nowadays | 22 |
| ATM user's annoyance | 24 |
| ATM user's requirement | 26 |
| Atmosphere at a pet salon? | 26 |
| Atmosphere of despondency | 25 |
| Atmosphere or ambience | 22 |
| Atmosphere, in compounds | 24 |
| Atmosphere: Comb. form | 22 |
| Atmosphere: Comb. form. | 23 |
| Atmospheric aggregation | 23 |
| Atmospheric balloon probe | 25 |
| Atmospheric disturbance | 23 |
| Atmospheric health hazard | 25 |
| Atmospheric layer of note | 25 |
| Atmospheric music genre | 23 |
| Atmospheric phenomenon | 22 |
| Atmospheric pollution meas. | 27 |
| Atmospheric pressure line | 25 |
| Atmospheric pressure measurer | 29 |
| Atmospheric pressure unit | 25 |
| Atoll's composition | 23 |
| Atom negatively charged | 23 |
| Atom with a negative charge | 27 |
| Atom with an electric charge | 28 |
| Atom-splitting Nobelist | 23 |
| Atomic absorption units | 23 |
| Atomic bomb test site of 1946 | 29 |
| Atomic bomb trial, briefly | 26 |
| Atomic bomb trials, briefly | 27 |
| Atomic clock standardizer | 25 |
| Atomic energy oversight agcy. | 29 |
| Atomic event, in headlines | 26 |
| Atomic number 44 symbol | 23 |
| Atomic number of helium | 23 |
| Atomic number of hydrogen | 25 |
| Atomic number of nitrogen | 25 |
| Atomic physicist Enrico | 23 |
| Atomic physicist Niels | 22 |
| Atomic physicist Niels ___ | 26 |
| Atomic quality in chemistry | 27 |
| Atomic reactors, for short | 26 |
| Atomic test site, perhaps | 25 |
| Atomic trials of the past | 25 |
| Atomically related compounds | 28 |
| Atomizer's release | 22 |
| Atomizers' contents | 23 |
| Atoms for Peace bassist | 23 |
| Atoms in some light bulbs | 25 |
| Atoms with + or – symbols | 29 |
| Atonement from a soda jerk? | 27 |
| Atropos Clotho and Lachesis | 28 |
| Att.'s designation | 22 |
| Attach a bud to a new plant | 27 |
| Attach a new handle to? | 23 |
| Attach a tail to a donkey | 25 |
| Attach a yoke or harness to | 27 |
| Attach blame, slangily | 22 |
| Attach more firmly, perhaps | 27 |
| Attach securely, in a way | 25 |
| Attach to a lapel, say | 22 |
| Attach to a plow, in a way | 26 |
| Attach to eat, like a newborn | 29 |
| Attach to, as a U-Haul | 22 |
| Attach with brads, e.g. | 23 |
| Attach with Elmer's | 23 |
| Attach with heat, as a patch | 28 |
| Attach with needle and thread | 29 |
| Attach with twine, perhaps | 26 |
| Attach with twine, say | 22 |
| Attach, as a bookplate | 22 |
| Attach, as a hair weave | 23 |
| Attach, as a new muffler | 24 |
| Attach, as a postage stamp | 26 |
| Attach, as a shirt button | 25 |
| Attach, as a tail to a donkey | 29 |
| Attach, as a tool belt | 22 |
| Attach, as fake fingernails | 27 |
| Attach, as some gloves | 22 |
| Attach, as some patches | 23 |
| Attach, as to a hitching post | 29 |
| Attach, as to a scrapbook | 25 |
| Attach, with "on" | 27 |
| Attachable brick brand | 22 |
| Attachable by pressing | 22 |
| Attachable, as sunglasses | 25 |
| Attaché attachments | 22 |
| Attaché's mission | 24 |
| Attaché's place | 22 |
| Attaché's place: Abbr. | 29 |
| Attaché-case material | 24 |
| Attached directly, in botany | 28 |
| Attached houses?: Abbr. | 23 |
| Attached to a trailer hitch | 27 |
| Attached with a hammer | 22 |
| Attached with sticky stuff | 26 |
| Attached, as hôtel rooms | 27 |
| Attached, as some decals | 24 |
| Attached, as some patches | 25 |