This report presents the results of our self-initiated audit of Delivery Scanning Issues – Surprise Branch, Surprise, AZ. The Surprise Branch is in the Arizona District of the Postal Service’s Western Area. This audit was designed to provide Postal Service management with timely information on potential delivery scanning risks at the Surprise Branch.

The Surprise Branch has 13 city routes and 51 rural routes delivered by 97 carriers (22 city and 75 rural). We used geolocation data to identify units with stop-the-clock (STC) scans that occurred at the delivery unit instead of the intended delivery address. The unit had 8,524 STC scans at the delivery unit between February and April 2019. The scans occurred on multiple routes and were intended for multiple delivery addresses throughout the timeframe.

Our objective was to evaluate the delivery scanning process on select routes at the Surprise Branch in Surprise AZ.

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