Fact Sheets
01/22/2024
Service Type Identifier (STID) Table Effective January 21, 2024

The STID (Service Type Identifier) is a three-digit numeric code used within the Intelligent Mail® barcode (IMb™) on a mailpiece that identifies the address correction or other electronic services desired.

Fact Sheets
01/22/2024
Service Type Identifier (STID) Table Effective January 21, 2024

The STID (Service Type Identifier) is a three-digit numeric code used within the Intelligent Mail® barcode (IMb™) on a mailpiece that identifies the address correction or other electronic services desired.

Fact Sheets
03/16/2010
Intelligent Mail® Barcode (IMb) Resources

This fact sheet provides a listing of Intelligent Mail Barcode resources.