| Answer | Crossword Clue |
|---|---|
| ECHO | Call back? |
| REPHONE | Call back |
| RSVP | Call back |
| RSVP | Call-back request |
| REMEMBER | Call back yesterday |
| MSG | Call-back req. |
| SCRUBTHEMISSION | Call your astronauts back |
| AFLYINONESSOUP | Reason to call the waiter back |
| PHONEZACH | "Galifianakis wants you to call him back"? |
| TRACED | Followed back to its source, as a phone call |
