Related Clues:

• '20/20' network
• Phone trio
• Detergent brand
• Dict. offering
• Phone button
• Alphabetical sequence
• 4, on a phone
• Telephone abbr.
• O.E.D. item
• 6, on a phone
• Letters above 0
• Excellent, in modern slang
• Dict. listing
• Symbol of simplicity
• 0, on a telephone: Abbr.