Related Clues:

• L-P linkup
• L-P links
• P preceders
• Telephone trigram
• Letters seen next to a 4
• Letters on a phone's 4
• L to P
• 4, on a phone keypad
• 6 on a phone pad
• Letters after L
• Six, on a phone
• Telephonic trio
• LP connection
• 4, on the phone
• F-J linkup