648220075103

• 6 — Number system
• 48220 — Manufacturer code
• 07510 — Product code
• 3 — Check digit (confirms the number is well-formed)

UPC-A ✓ Valid check digit

3 5/8inch x 6 1/2inch(9.2x16.5cm) 100 20lb White envelopes

Search for 3 5/8inch x 6 1/2inch(9.2x16.5cm) 100 20lb White envelopes on Amazon (or for the code 648220075103)