PLANET Symbology Introduction
PLANET Overview

PLANET is a confirm service barcode adopted by United States Postal Service; so, PLANET barcode is also known as USPS PLANET Barcode, USPS Confirm Service Barcode. It is a fixed-length linear barcode symbology that can generate mailpiece processing data, which is used for tracking purpose when mail is processed on automated mail processing equipment.

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PLANET Data Encoding Instruction

PLANET Character Set

Character Set Types: Numeric-only

Character Set Breakdown:
  • 0, 1, 2, 3, 4, 5, 6, 7, 8, 9

Codabar Data Length

Data Length Types: Fixed-length (11- or 13- digit)

(Data Length in digits)

PLANET Structure Introduction

PLANET barcode consists of two different bars: tall and short. Each PLANET codes uses a combination of three tall and two short bars.

A PLANET barcode is often made of 7 parts: a starting quiet zone, a start pattern, service types ID, customer ID, a check digit, stop pattern and an ending quite zone.

Start and Stop Pattern

Start & stop pattern is an indicator to show the beginning and ending of the data sequence respectively.

Service Types ID

Service Types ID is used for identifying mailpiece class and shape, such as Destination Confirm, etc, which often uses the first 2 digits.

Customer ID

Customer ID consists of 2 parts: Subscriber ID and Mailer's Use. Subscriber ID is a 5-digit number to identify the subscriber, which is maintained by the USPS. Mailer's Use is a 4- or 6- digit number used for mailers' identification purposes, such as mailing or clients.

Check Digit

PLANET barcode includes a check digit, calculated on Modulo 10 algorithm that uses single-digit Arabic numerals 0-9 to represent.