I was just calling headquarters in the hope that you would be there.

He was going to call headquarters, but he suddenly changed his mind.

You'll have to call headquarters for reports on those others.

Say - when that party breaks up, I can call headquarters.

If he contacted me in any way, I was to call headquarters immediately.

"I call headquarters every morning and am relieved to hear our doors are open," she says.

Only, don't let nobody spot you calling headquarters from around here.

He called headquarters from a phone next to the driver's seat and reported the problem.

He looked at the field phone and thought about calling headquarters.

Sarah calls headquarters about the backpack and is told that someone took it.