Related Clues:

• Calls
• Calls up
• Rings up
• Ringers
• Telethon supply
• Telethon array
• Items in a 'bank'
• Conversation pieces?
• Some are cellular
• Droids, e.g.
• Dials
• 'Calls, rings (6)'
• 7-Down and others
• Calls doctor on the spot after tot's scratched
• They may be cells