| Answer | Crossword Clue |
|---|---|
| EXT | Type of telephone: Abbr. |
| TIELINE | Type of telephone hookup. |
| OPER | Telephone abbr. |
| OPER | Telephone keypad abbr. |
| OPER | Telephone button abbr. |
| EXT | Telephone line: Abbr. |
| SWBD | Telephone panel: Abbr. |
| RES | Telephone book abbr. |
| SECY | Telephone answerer: Abbr. |
| OPER | Telephone dial abbr. |
| OPER | Abbr. on a telephone |
| EXT | Added telephone line (abbr.) |
| NOS | Telephone book info: Abbr. |
| ELO | "Telephone Line" band (Abbr.) |
| EXT | Abbr. after a telephone number |
| OPER | 0, on a telephone: Abbr. |
| EVES | Abbr. after some telephone numbers |
| RES | Abbr. after a telephone no. |
| RES | Abbr. next to a telephone number |
| MSGS | What blinks on a telephone may signify: Abbr. |
