Related Clues:

• Next to bat
• What one at the head of a line likes to hear
• Adjacent
• Deli counter call
• Deli call
• Boy ___ door
• About to be served
• Call at a bakery
• TV promo word
• Baggage checker's call
• Call to a line
• Bakery clerk's call
• Subsequent
• Receptionist's call
• First in the waiting line