Related Clues:

• 4, on a phone keypad
• Telephonic trio
• 4, on the phone
• F-J linkup
• Letters near 4 on a keypad
• 4, on a touchtone keypad
• F-J link
• 4, on a keypad
• Letters after F
• Four, on phones
• E trailer
• Post-F trio
• Letters near 4, on a touchtone keypad
• E followers
• 4 on a telephone