U.S. Postal Service

As governments and consumers worldwide are increasingly committed to sustainability in supply chains, postal operators have started investing in greener infrastructure to reduce emissions across their processing operations. In this Research Insights report, the OIG examined postal and logistics...

Our objective was to evaluate the Postal Service’s process for estimating and monitoring the return on investment for capital projects. To accomplish our objective, we reviewed the lifecycle—including evaluation, approval, management, and post-deployment monitoring—for selected capital projects.

Our objective was to evaluate mail delivery operations at selected locations in the Kansas-Missouri District. We reviewed reported delayed mail and interviewed local management and employees. We conducted site observations at 10 postal stations and one mail processing facility.

We performed a self-initiated audit at the Memphis Processing and Distribution Center (P&DC), a Mail Processing Annex (MPA), and five delivery units in the Memphis, TN region the week of May 1, 2023. The delivery units included the Collierville, Cordova, and Germantown Main Post Offices, Hickory...

This interim report presents the results of our self-initiated audit of mail delivery, customer service, and property conditions at the Hickory Hill Station in Memphis, TN. The Hickory Hill Station is in the Tennessee District of the Southern Area and services ZIP Codes 38115, 38125, and 38141...

This interim report presents the results of our self‑initiated audit of mail delivery, customer service, and property conditions at the Germantown Main Post Office (MPO) in Germantown, TN. The Germantown MPO is in the Tennessee District of the Southern Area and services ZIP Codes 38138 and 38139...

Our objective was to evaluate the efficiency of operations at the Memphis P&DC and MPA. To accomplish our objective, we focused on four audit areas: mail clearance times; delayed mail; late, canceled, and extra outbound trips; and load scans. Specifically, we analyzed Enterprise Data Warehouse data...

This interim report presents the results of our self-initiated audit of mail delivery, customer service, and property conditions at the Desoto Carrier Annex in Memphis, TN. The Desoto Carrier Annex is in the Tennessee District of the Southern Area and services ZIP Codes 38103, 38106 and 38126. These...

This interim report presents the results of our self-initiated audit of mail delivery, customer service, and property conditions at the Cordova Main Post Office in Cordova, TN. The Cordova Main Post Office is in the Tennessee District of the Southern Area and services ZIP Codes 38016 and 38018...

This interim report presents the results of our self-initiated audit of mail delivery, customer service, and property conditions at the Collierville Main Post Office (MPO) in Collierville,. The Collierville MPO is in the Tennessee District of the Southern Area and services ZIP Code 38017. This ZIP...