| Answer | Crossword Clue |
|---|---|
| TIELINE | Type of telephone hookup. |
| FOURPARTY | Kind of telephone hookup |
| EXT | Type of telephone: Abbr. |
| handset | a type of telephone |
| chatline | a type of telephone service |
| handsets | HANDSET, a type of telephone |
| chatlines | CHATLINE, a type of telephone service |
