309110000000

• 3 — Number system
• 09110 — Manufacturer code
• 00000 — Product code
• 0 — Check digit (confirms the number is well-formed)

UPC-A ✓ Valid check digit

Mad river brewing co. steelhead John barleycorn steelhead John barleycorn 13.2g

Search for Mad river brewing co. steelhead John barleycorn steelhead John barleycorn 13.2g on Amazon (or for the code 309110000000)