| ATTN | "Heads up!" on a business envelope, for short |
| ATTN | "Heads up!" on a business envelope: Abbr. |
| ATTN | "It's for you," on an env. |
| ATTN | "It's for you," on an envelope (Abbr.) |
| ATTN | "Now hear this!": Abbr. |
| ATTN | "Take notice" letters |
| ATTN | "This is for.." on an envelope: Abbr. |
| ATTN | "To" on a memo |
| ATTN | A wd. to Kmart shoppers |
| ATTN | Abbr. at the start of a memo |
| ATTN | Abbr. at the top of a memo |
| ATTN | Abbr. at the top of an office memo |
| ATTN | Abbr. before a colon |
| ATTN | Abbr. before a colon and a name |
| ATTN | Abbr. before a memo recipient's name |
| ATTN | Abbr. before a name in a memo |
| ATTN | Abbr. before a name on a memo |
| ATTN | Abbr. before a name on an envelope |
| ATTN | Abbr. before a name on top of a memo |
| ATTN | Abbr. before a recipient's name |
| ATTN | Abbr. before an intended recipient |
| ATTN | Abbr. before the name of a memo recipient |
| ATTN | Abbr. for routing of mail |
| ATTN | Abbr. often before a name |
| ATTN | Abbr. often capitalized on envelopes |
| ATTN | Abbr. on 14-Across |
| ATTN | Abbr. on a business envelope |
| ATTN | Abbr. on a business envelope, perhaps |
| ATTN | Abbr. on a business letter |
| ATTN | Abbr. on a business letter, to make a part stand out |
| ATTN | Abbr. on a cover sheet |
| ATTN | Abbr. on a fax cover page |
| ATTN | Abbr. on a memo |
| ATTN | Abbr. on an envelope |
| ATTN | Abbr. on an invoice |
| ATTN | Abbr. on an office memo |
| ATTN | Abbr. on an order |
| ATTN | Abbr. on memos and fax cover pages |
| ATTN | Abbr. on some letter headings |
| ATTN | Abbr. spotted in the mailroom |
| ATTN | Abbr. that may precede a colon |
| ATTN | Abbr. that often precedes a colon |
| ATTN | Abbr. to facilitate routing |
| ATTN | Abbreviation at the beginning of a memo |
| ATTN | Abbreviation at the top of a memo |
| ATTN | Abbreviation before a person's name on a business envelope |
| ATTN | Abbreviation before a person's name on mail addressed to a large office |
| ATTN | Abbreviation before the name of a business letter's recipient |
| ATTN | Abbreviation before the names of the recipients of a memo |
| ATTN | Abbreviation followed by a colon |
| ATTN | Abbreviation on a business envelope indicating who it's for |
| ATTN | Abbreviation on a business letter |
| ATTN | Abbreviation on a memo |
| ATTN | Abbreviation on an envelope |
| ATTN | Abbreviation that facilitates letter routing |
| ATTN | Abbreviation that indicates who a memo is addressed to |
| ATTN | Address block abbr. |
| ATTN | Address label abbr. |
| ATTN | Address-line abbr. |
| ATTN | Announcement notice initials: Abbr. |
| ATTN | Attention (abbr) |
| ATTN | Bus. envelope abbr. |
| ATTN | Bus. envelope notation |
| ATTN | Bus. letter abbr. |
| ATTN | Bus. letter directive |
| ATTN | Business env. marking |
| ATTN | Business envelope abbr. |
| ATTN | Business envelope abbreviation |
| ATTN | Business letter abbr. |
| ATTN | Business letter letters |
| ATTN | Business ltr. notation |
| ATTN | Business-letter shorthand |
| ATTN | Contracted work directive? |
| ATTN | Cover sheet abbr. |
| ATTN | Directional abbr. |
| ATTN | Directional letters |
| ATTN | Directive on an env. |
| ATTN | Directive on an envelope (abbr.) |
| ATTN | Env. abbr. |
| ATTN | Env. abbreviation |
| ATTN | Env. alert |
| ATTN | Env. alerter |
| ATTN | Env. directive |
| ATTN | Env. notation |
| ATTN | Env. notice |
| ATTN | Envelope abbr. |
| ATTN | Envelope abbreviation |
| ATTN | Envelope letters |
| ATTN | Envelope notation |
| ATTN | Envelope routing abbr. |
| ATTN | Envelope routing abbreviation |
| ATTN | Envelope routing word: Abbr. |
| ATTN | Envelope's routing abbr. |
| ATTN | Envelope-directing abbr. |
| ATTN | Envelope-routing abbr. |
| ATTN | Envelope-routing abbreviation |
| ATTN | E-mail heading: Abbr. |
| ATTN | FYI cousin |
| ATTN | Fax cover page abbr. |
| ATTN | Fax cover sheet abbr. |
| ATTN | For, for short |
| ATTN | Intended for: Abbr. |
| ATTN | Interoffice email abbr. |
| ATTN | Interoffice mail abbr. |
| ATTN | Letter abbr. |
| ATTN | Letter abbreviation |
| ATTN | Letter heading abbr. |
| ATTN | Letter routing abbr. |
| ATTN | Letter routing ltrs. |
| ATTN | Letters before a person's name on an envelope, for short |
| ATTN | Letters before a person's name on an envelope: Abbr. |
| ATTN | Letters facilitating sorting |
| ATTN | Letters followed by a colon |
| ATTN | Letters on an envelope |
| ATTN | Letters on an envelope: Abbr. |
| ATTN | Letters on some letters |
| ATTN | Letter-directing letters |
| ATTN | Letter-routing (abbr.) |
| ATTN | Letter-routing abbr. |
| ATTN | Line near bottom of address showing who it's for |
| ATTN | Ltr. directive |
| ATTN | Ltr. recipient pinpointer |
| ATTN | Ltr. routing aid |
| ATTN | Mail abbreviation |
| ATTN | Mail routing abbr. |
| ATTN | Mailing label abbr. |
| ATTN | Mailing-label abbr. |
| ATTN | Mail-directing abbr. |
| ATTN | Mail-routing abbr. |
| ATTN | Mail-routing abbreviation |
| ATTN | Mail-routing letters |
| ATTN | Meant for, for short |
| ATTN | Memo abbr. |
| ATTN | Memo abbreviation |
| ATTN | Memo abbreviation equivalent to “to” or “for,” but longer than either |
| ATTN | Memo header |
| ATTN | Memo heading |
| ATTN | Memo heading abbr. |
| ATTN | Memo heading, for short |
| ATTN | Memo heading: Abbr. |
| ATTN | Memo heads-up |
| ATTN | Memo inits. |
| ATTN | Memo letters |
| ATTN | Memo routing abbr. |
| ATTN | Memo starter |
| ATTN | Memo starter: Abbr. |
| ATTN | Memo-directing abbr. |
| ATTN | Memo-heading abbr. |
| ATTN | Memo-routing abbr. |
| ATTN | Memo-topping abbr. |
| ATTN | Name preceder on some envs. |
| ATTN | Note on a memo indicating who it's addressed to: Abbr. |
| ATTN | Note on a memo indicating who it's intended for: Abbr. |
| ATTN | Office memo heading (abbr.) |
| ATTN | Package directive: Abbr. |
| ATTN | Package-routing abbreviation |
| ATTN | Routing abbr. |
| ATTN | Routing abbr. on an envelope |
| ATTN | Routing aid: Abbr. |
| ATTN | Routing directive on an envelope (Abbr.) |
| ATTN | Routing letters |
| ATTN | Routing letters on an envelope |
| ATTN | Routing notation |
| ATTN | Sorting aid on an env. |
| ATTN | Start of a memo heading |
| ATTN | Start of a subj. line |
| ATTN | Subj. line alert |
| ATTN | Subj. line heading |
| ATTN | Subject line abbr. |
| ATTN | This is for, for short |
| ATTN | “Give this to,” on a memo |