077000000019

• 0 — Number system
• 77000 — Manufacturer code
• 00001 — Product code
• 9 — Check digit (confirms the number is well-formed)

UPC-A ✓ Valid check digit

Megamania - a space nightmare for the atari 2600

Search for Megamania - a space nightmare for the atari 2600 on Amazon (or for the code 077000000019)