Mercari incident
Prepaid USPS shipping labels being rejected at drop-off locations
Resolved after 61 days, affecting Mobile Apps and Web site and 1 more, on April 30, 2026.
A fix has been implemented and we are monitoring the results.
Affected components
Update timeline
- investigating Apr 30, 2026, 05:40 PM UTC
We are seeing reports of prepaid USPS shipping labels being rejected at drop-off locations with messages indicating “unpaid postage.” We’ve escalated this with USPS and are actively working with them to identify the root cause. We’ll share updates as soon as we have more information. In the meantime, please reach out to Mercari customer service if you're experiencing this issue. Thank you for your patience.
- monitoring Apr 30, 2026, 08:45 PM UTC
A fix has been implemented and we are monitoring the results.
- resolved Jun 30, 2026, 05:41 PM UTC
This incident has been resolved.
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