We are no longer seeing any errors when using the Stamps.com testing environment. Thank you for your patience and please let us know if there are any further issues.
Posted Jun 02, 2020 - 09:00 CDT
Please be advised we are aware of and are currently investigating reports of errors using the Stamps.com testing environment. Note that this will only affect Stamps.com Sandbox accounts and production Stamps.com is not currently impacted. We will provide updates as they are available and apologize for any inconvenience.
Posted Jun 01, 2020 - 17:18 CDT
This incident affected: Shipping Carrier Sandbox Integrations (Stamps Sandbox).