Technical Specifications - Postnet

PHP .NET Node.js

[0-9] means the numbers between 0 and 9 are supported.

[A-Z] means the letters between A and Z are supported.

Class Name

BCGpostnet

Supports

[0-9]

Facts

  • Contains either 5, 9 or 11 numbers
  • Used to encode envelopes in the United States

Barcode Bakery Supports

Supports
Specific to Node.js package
Node 14+, Canvas 2+