A “machinable” letter is one that can pass through the USPS’ sorting systems with no issues. Square envelopes must be at least five inches in size, are considered “non-machinable,” and are subject to an additional 21-cent postal charge. It must be no larger than 11.5 inches by 6.125 inches, no thicker than ¼ inch, and must be of uniform thickness.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |