What Is the Intelligent Mail Barcode (IMb)?

The USPS Intelligent Mail Barcode (IMb) is a 65-bar barcode required for USPS Full-Service mail automation discounts. It enables mail tracking, delivery confirmation, and qualification for the deepest postage discounts available.

Why IMb Matters

• Required for USPS Full-Service Certification and automation discounts
• Enables mail tracking and delivery confirmation
• Supports Informed Delivery campaigns
• Reduces postage costs by 10-30%

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