Answer OPER – Crossword Puzzle Solver
| clue | answer | length |
|---|
| # neighbor, on old phones | OPER | 4 |
| "0" button letters | OPER | 4 |
| 0, on a telephone: Abbr. | OPER | 4 |
| 0 letters | OPER | 4 |
| 0 neighbor | OPER | 4 |
| 0 on a phone | OPER | 4 |
| ' neighbor | OPER | 4 |
| 0 on a phone: Abbr. | OPER | 4 |
| "Lohengrin," to Wagner | OPER | 4 |
| "Das Rheingold," e.g. | OPER | 4 |
| Abbr. disappearing from cellphones | OPER | 4 |
| Abbr. not found on most smartphones | OPER | 4 |
| Job largely automated these days: Abbr. | OPER | 4 |
| Abbr. above 0 on a phone | OPER | 4 |
| Abbr. accompanying a zero | OPER | 4 |