SKU: N1023675
These Case Block Color Code charts provide identification of the PO Box and Letter Case blocks. The different colors let the mail sorter know why a certain box is blocked. Cards can be attached virtually anywhere for maximum convenience.
- P.O. Box Charts: 8½" x 11"
- Ships USPS
| Ebuy Number | Ebuy Desc |
| 62511 | Hold Mail Color Code Chart ... |
