FedEx Label Options

This FedEx label guide will walk you through label size and format options and other important FedEx label notes.

• FedEx label sizes
• FedEx label formats
• FedEx label custom text options
  • Basic JSON example
  • Advanced JSON Example

FedEx label sizes

Possible values for FedEx label sizes (actual results may vary):

• "4x6" (default)
• "8.5x11"
• "4X8"
• "4x9"
• "7X4.75"
• "8.5X11_BOTTOM_HALF_LABEL"
• "8.5X11_TOP_HALF_LABEL"

FedEx label formats

Possible values for FedEx label formats (actual results may vary):

• "PNG"
• "PDF" (Note: FedEx will only supply an 8.5x11 inch size label in PDF format)
• "ZPL"
• "EPL2"

FedEx label custom text options

FedEx has multiple options for printing custom text on their labels. For many users utilizing the following options will suffice for their needs:

• "print_custom_1"
• "invoice_number"

Basic JSON example

"options": {
  "print_custom_1": "printCustom1",
  "invoice_number": "INVOICE12345"
}

If you want to utilize more of the print_custom fields that FedEx has available then you have to utilize the print_custom_x_code options, with the appropriate FedEx codes to go with it. See Options

• "print_custom_1"
• "print_custom_2"
• "print_custom_3"
• "invoice_number"

These values will appear beneath the address on the FedEx label, as shown here:

Advanced JSON Example

"options": {
  "print_custom_1": "printCustom1",
  "print_custom_2": "printCustom2",
  "print_custom_2_code": "PO",
  "print_custom_3": "printCustom3",
  "print_custom_3_code": "RMA",
  "invoice_number": "INVOICE12345"
}