20187187

• 2018718 — GS1-8 prefix & item reference
• 7 — Check digit (confirms the number is well-formed)

EAN-8 ✓ Valid check digit

• 20062156 — Oldenlander
• 20131500 — Oldenlander #2
• 20161163 — Oldenlander #3
• 20322571 — Oldenlander #5
• 20393007 — Oldenlander #6
• 20393038 — Oldenlander #7

Oldenlander #4

Search for Oldenlander #4 on Amazon (or for the code 20187187)