Do not use "whose" when you mean "who is."
In your sentence, you mean "Who is going to call me for orders.'
In this case, you may use the contraction "who's."
Always use whose to indicate a possessive pronoun.
Whose orders are these?
i want to know whose underwear is on the floor.
Soldiers whose orders have not been signed cannot be deployed.
Always use who's when you could replace the word with "who is" or "who has."
Who's going to call me?
Who's going to send orders?
Do you know who's been deployed?
Do you know who's being deployed?
That is not quite correct. If you are going to call someone a former wife, you have to say whose former wife she is, such as my former wife is unable to attend the hearing, or Fred's former wife is unable to attend the hearing. If you don't know whose former wife she is, just say she is unable to attend the hearing. Otherwise it just sounds silly.
There is no bugle call which orders soldiers to sleep. There is 'Call to Quarters,' which orders soldiers to their rooms and 'Taps,' which calls for all lights to be extinguished.
Automated collection orders used to quickly gather critical information about the AF enterprise
Call on
"When is the best time I can call you?" is correct.
There is no special name for a woman whose husband cheats on her. The name of a man whose wife cheats on him is a cuckold.
You call a man whose wife has died a WIDOWER.
the player whose side the ball is on
Chilean
a guy
Holy Orders calls men who are ordained as Deacons, Priests, or Bishops, to a life of service to the Catholic faithful.
They call the 'pads' either order tickets or guest checks.