Related Clues:

• What the postman delivers
• Letters from the post office
• Letters with stamps
• It's delivered to your house
• It's delivered during the week
• Stamped letters
• Delivered letters
• It may be fed through a slot
• Postal letters, deprecatingly
• It may be more than four letters
• Word with fan or snail
• A lot of it is junk
• Postal stack
• *Regular post
• Buildup during vacation