Label Size Reference

4 × 6 inch Thermal Label

The standard shipping label size — used by Amazon FBA, UPS, FedEx, USPS, and DHL for parcels.

At 203 DPI
812 × 1218 dots
Millimetres
101.6 × 152.4 mm
ZPL
^PW812 ^LL1218

The 4 × 6 inch label

The standard shipping label size — used by Amazon FBA, UPS, FedEx, USPS, and DHL for parcels.

Used by: Amazon FBA, UPS, FedEx, USPS, DHL.

The most common thermal label size worldwide.

Fits standard 4-inch desktop and industrial Zebra printers.

4 × 6 inch in dots, inches & millimetres

ZPL works in dots, and the number of dots depends on the printer's resolution (DPI). Here is the 4 × 6 inch label at each common density:

ResolutionWidth (dots)Height (dots)ZPL
203 DPI8121,218^PW812 ^LL1218
300 DPI1,2001,800^PW1200 ^LL1800
600 DPI2,4003,600^PW2400 ^LL3600
Inches46
Millimetres101.6152.4

Need a different size? The ZPL DPI & size calculator converts any dimensions to dots instantly.

ZPL header for a 4 × 6 inch label

Set ^PW (print width) and ^LL (label length) so the printer uses the full label and nothing clips:

^XA
^PW812
^LL1218
^FO30,30^A0N,40,40^FD4 × 6 inch label^FS
^XZ

Paste it into the ZPL viewer to preview, or convert to PDF to print on any printer.

What a 4 × 6 inch label is used for

  • Amazon FBA shipment labels
  • Carrier shipping labels
  • Parcel & e-commerce orders

Browse the full label size reference.

Work with your labels, not just read about them

Zentralabel converts, previews, validates, and enriches ZPL labels right in your browser — free tools for one-offs, batch processing for scale.