| Nearly all providers offer free call waiting, call display, and conference call services. |
| I unexpectedly ended up having to wait some minutes while Frank attended a conference call. |
| The spokeswoman said she knew very little more than this but apparently the press office will have a conference call with the techies very soon. |
| You can also engage in a conference call with up to five people and exchange instant messages or files. |
| Other courses will use a telephone conference call for the audio portion of the course. |
| It shouldn't be news at all that plenty of people don't pay attention to the conference at hand when they dial in to a conference call. |
