
Privately printed domestic forms and labels feature a Package Identification
Code (PIC) represented by a Code 128 barcode.
The Code 128 Barcode Format for Package Identification Code is
made up of four fields totaling 20 characters. The four required data fields
are:
-
Service Type Code (STC):
Service Type Codes are 2-digit designators used to represent type of product
and service used for each item. Use one of the following numbers depending on
the service being used: Certified Mail (71), Insured Mail (73), Registered Mail
(77), and Return Receipt for Merchandise (81).
-
Customer ID:
9-digit; DUNS number that uniquely identifies the customer
-
Package Sequence Number (PSN):
8-digit; fixed sequential number
-
Modulus 10 Check digit: It is a digit added at the end of a sequence of
numbers that validates the authenticity of the number. It can be automatically
calculated and encoded by Barcode Professional if needed.

Sample of a USPS Package Identification Code Barcode (USS Code 128) barcode
Note: Please refer to the Class
Reference documentation for more information about the properties and methods
stated in this document.
In order to get a Sample of a USPS Package Identification Code
Barcode (USS Code 128) barcode image, please follow these steps:
-
Set the Symbology
property to UspsPicCode128
-
Setting up dimensions and quiet zones:
-
Set the BarWidth
property to a value ranging from 0.015 to 0.017 (Values are expressed in
Inches)
-
Set the BarHeight
property to 0.75 (Values are expressed in Inches)
-
Set the QuietZoneWidth
property to 0.25 (Value is expressed in Inches)
-
Set the TopMargin and BottomMargin properties to 0.125 (Values
are expressed in Inches)
-
Set the Code property with the value to encode i.e. 19 or 20 digits
Note: Please refer to the Class
Reference documentation for more information about the properties and methods
stated in this document.
In order to get a Sample of a USPS Package Identification Code
Barcode (USS Code 128) barcode image, please follow these steps:
-
Set the Symbology
property to UspsPicCode128
-
Setting up dimensions and quiet zones:
All values for barcode dimensions are expressed
in INCHES by default. However, Barcode Professional supports other unit
of measurement such as Millimeter, Centimeter, and Mils.
For modifying the unit of measurement for barcoding, please set up the BarcodeUnit
property as needed.
-
Set the BarWidth
property to a value ranging from 0.015 to 0.017 (Values are expressed in
Inches)
-
Set the BarHeight
property to 0.75 (Values are expressed in Inches)
-
Set the QuietZone
property to 0.25 (Value is expressed in Inches)
-
Set the TopMargin and BottomMargin properties to 0.125 (Values
are expressed in Inches)
-
Set the Code property with the value to encode i.e. 19 or 20 digits