Singapore Post
The Singapore Post is a four state barcode used by the Singapore Post. It encodes alpha-numeric values (Capital letters A to Z and digits 0 to 9). The following example illustrates.
SingaporePost barcode = new SingaporePost("208154");
barcode.Draw(pngFilePath, 300, ImageFormat.Png);
Dim barcode As SingaporePost = New SingaporePost("208154")
barcode.Draw(pngFilePath, 300, ImageFormat.Png)