UNITED STATES POSTAL SERVICE
UNITED STATES POSTAL SERVICE is a federal contractor, registered under UEI MH51ESMUCKK7 and CAGE code 3HCE4. It has been awarded $3,472,676 across 136 federal contracts. Primary work spans Postal Service, Unknown NAICS, and Private Mail Centers. Top awarding agencies include Department Of The Treasury, Department Of Veterans Affairs, and Department Of Defense.
Contact Information
Registration and classification details
Registration
UEI Code
MH51ESMUCKK7CAGE Code
3HCE4Entity Structure
U.S. Government EntityEstablished
N/ABusiness Classifications
NAICS Codes
Federal Contracting Overview
Award totals, agency breakdown, NAICS distribution, and geographic footprint.
AI Capability Profile
The United States Postal Service delivers critical national address validation and change-of-address services through its NCOALink® platform, a certified postal data product that ensures accurate and timely updating of residential and business mailing addresses across federal systems. As the sole pr...
The United States Postal Service delivers critical national address validation and change-of-address services through its NCOALink® platform, a certified postal data product that ensures accurate and timely updating of residential and business mailing addresses across federal systems. As the sole provider of this government-mandated service, the contractor specializes in secure, compliant address lifecycle management, integrating with federal databases to support mailstream integrity, fraud prevention, and operational efficiency. Technical expertise includes high-volume data processing, proprietary address standardization algorithms, and adherence to USPS data privacy and security protocols. The contractor’s unique position as the official custodian of the National Change of Address database establishes it as the authoritative source for address hygiene in federal operations. The United States Postal Service has established direct relationships with the Department of the Treasury and the Social Security Administration, providing sustained support for address verification and data synchronization needs. For the Treasury, this includes maintaining the integrity of financial records through accurate resident data; for the Social Security Administration, it enables precise delivery of benefits and correspondence by ensuring up-to-date beneficiary addresses in real time. These engagements reflect long-term, mission-critical partnerships centered on data accuracy and regulatory compliance. The contractor’s primary focus is in NAICS 491110 (Postal Service), where it operates as the federally designated provider of address change services, and NAICS 513210 (Software Publishers), where it licenses and supports the NCOALink software platform. Its market positioning is that of a non-competitive, statutory monopoly in address data management, serving as an essential infrastructure component for federal agencies reliant on accurate mail delivery and identity verification. As a federal entity headquartered in Memphis, Tennessee, the United States Postal Service operates under Title 39 of the U.S. Code with no commercial certifications. Its scale and legal mandate define its market role rather than traditional contractor classifications, positioning it as a foundational government service provider rather than a typical defense or IT contractor.
Key Performance Metrics
Awards Count
All time
Active
Currently performing
Completed
Past period of performance
Total Awards
All time
Contracts
Prime · all time
Subcontracts
Sub · all time
Grants
Prime · all time
Subgrants
Sub · all time
