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Intelligent Mail refers to a linear,
height-modulated barcode symbology competent to encode
up to 31 decimal digits of mail section data into 65
vertical bars. Intelligent Mail barcode symbology was
issued in 2003 by United States Postal Services (USA).
Intelligent Mail barcode symbology
can also be pronounced as One Code Solution and 4-State
Customer Barcode shortened 4CB, 4-CB or USPS4CB, USPS
IM.
Character set of Intelligent Mail
barcode symbology
Intelligent Mail barcode symbology has mbelow mentioned
character set:
·
Numbers (0-9)
·
Usual check digit
Structure of Intelligent Mail barcode symbology

Structure of Intelligent mail barcode symbology is a
combination of 20 digits in the company of a routing
number or delivery point zip code comprised of 0 to 11
digits in length.
Tracking Code covers subsequent parts:
·
Barcode Identifier
that
includes 2 digits assigned by USPS.
·
Service Type Identifier 3
is comprised of 3 digits also assigned by USPS.
·
Mailer Identifier
is a combination of 6 or 9 digits
in length based on the serial number.
·
Serial Number
covers 6 digits if used with 9
digits Mailer ID and 9 digits when used with 6 digits
Mailer ID.
·
Routing Number
Delivery point zip code assigned by the mailer for mail
segment routing. Routing number can be set to 0, 5, 9 or
11 digits by the Mailer.
Applications
of Intelligent Mail barcode
symbology
·
Intelligent Mail Barcode symbology
is applied to track letters and flats.
·
It has ability to arrange individual mail pieces with
consumer’s provision of larger visibility into mail
stream.
Generate Intelligent Mail Barcodes
through Great Barcode
Generator
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