This Symbology is used by Royal
Mail (United Kingdom) post office, Singapore post office for Postal code and automatic mail sorting.
It provides information about the address of the receiver.
It encodes alpha-numeric characters (0-9, A-Z), as well as start and stop bar
characters. It comprises four types of bars (the four states), each of which
has a distinct name, value and barcode symbol.

4-State Barcode Bars
RM4SCC Barcode for .NET, ASP.NET supports:
- 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
- uppercase letters (A through Z)
- Add Reference BarcodeLib.Barcode.dll to your .NET project (ASP.NET website, Forms, any .NET project)
In your .NET class.
BarcodeLib.Barcode.Linear.Linear barcode = BarcodeLib.Barcode.Linear.Linear();
barcode.Data = "your barcode data";
// other barcode settings.
// save barcode image into your system
barcode.drawBarcode("c:/barcode.gif");
* Please set properties
UOB and
Resolution, before you set any image size related properties like barWidth, margin.