| Answer | Crossword Clue |
|---|---|
| OPER | Phone-button letters |
| ABC | Phone button letters |
| DEF | Phone button letters |
| MNO | Phone button letters |
| GHI | Phone button letters |
| OPER | Phone button letters |
| GHI | Letters on a phone button |
| OPER | Letters on a phone button |
| ONE | Phone button that lacks letters |
| DEF | Phone letters on the "3" button |
| DEF | Letters on a certain phone button |
| MNO | Letters on a cell phone button |
| TRIO | Letters on a phone button e.g. |
