| Answer | Crossword Clue |
|---|---|
| ATTN | Abbr. on business envelopes |
| ATTN | Abbreviation on many business envelopes |
| TEL | Abbr. on business cards |
| ATTN | Abbr. on a business letter |
| ENCL | Abbr. on a business letter |
| EXT | Abbr. on a business card |
| ESTAB | Abbr. on a business sign |
| ESTD | Abbr. on a business sign |
| ATTN | Abbr. on a business envelope |
| TEL | Abbr. on a business card |
| ENC | Abbr. on a business letter |
| EST | Abbr. on a business sign |
| ESTAB | Abbr. on a business bldg., perhaps |
| EXT | Business phone number add-on: Abbr. |
| ASST | Abbr. on an underling's business card |
| ATTN | Abbr. on a business envelope, perhaps |
| ENCL | Abbr. on a business letter, perhaps |
| ENCL | Abbr. on the bottom of a business letter |
