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Need help? You've got questions, we've got answers. Below you can find the information to support your mailing and shipping needs

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Need to manage BSA assignments?

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Send us an email at:

mssc@usps.gov

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For general information,
call us at (877) 672-0007.

Mon-Fri: 7:00 A.M. to 7:00 P.M. (CT)
Sat/Sun/Holidays: Closed

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Browse through our shipping and mailing services articles which will assist you with your questions.

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Did you become the BSA incorrectly? To remove your BSA role, please send your request to the Mailing and Shipping Solutions Center (MSSC) via email at mssc@usps.gov.

The following information should be included in the request:

CRID and service(s) you would like to be removed as BSA
Contact info
Username

Has your BSA left the company? If the BSA for your business location is no longer with the company, and should be transitioned to another user, please send your request to the Mailing and Shipping Solutions Center (MSSC) via email at mssc@usps.gov.

The following information should be included in the request:

CRID and service(s) for which the BSA should be removed
Username of the new BSA

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