Because without conference calling, you're just not going to sell any office telephones.

The office telephone was busy or answered by a machine.

Her office telephone was ringing off the hook with supporters of the bill.

His office telephone had two calls from her, both as empty as the one here.

Mayor Martinez said his office telephone began ringing the next day.

The system is intended as a replacement for traditional office telephones.

His teenage son and daughter were receiving threatening calls on the office telephone.

On the way there I'm going to smash the office telephones.

Recently, while talking to a reporter, his office telephone buzzed.

"This is far more serious than tying up office telephones with personal calls," he said.