750 Pink Laser or Inkjet Printable Post Cards, 3 inch x 5 inch,
3 per sheet, 250 sheets
||3-1/2 inches (8.890 cm)
||4-1/4 inches (10.795 cm)
||5 inches (12.700 cm)
||6 inches (15.240 cm)
||0.007 inch (0.018 cm)
||0.016 inch (0.040 cm)
Any item smaller than the minimum dimensions is not mailable.
For postcards, length is the dimension parallel to the address.
Postcards must be rectangular and be made of unfolded and uncreased paper or card stock.
Large cards that exceed the maximum dimensions of a postcard pay the
First-Class Mail letter, large envelope, or package price.