056000006900

• 0 — Number system
• 56000 — Manufacturer code
• 00690 — Product code
• 0 — Check digit (confirms the number is well-formed)

UPC-A ✓ Valid check digit

18 37c stamps usps holiday ornaments self-adhesive stamps

Search for 18 37c stamps usps holiday ornaments self-adhesive stamps on Amazon (or for the code 056000006900)