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PostalOne! Customer Care Center

For more information about PostalOne!, Transportation Management, or PASS certification please contact:

NATIONAL CUSTOMER SUPPORT CENTER
6060 PRIMACY PARKWAY SUITE 201
MEMPHIS TN 38188-0001
800-522-9085
postalone@email.usps.gov


Customer Request for Web Access Forms

Please mail completed Customer Request for Web Access forms to:

NATIONAL CUSTOMER SUPPORT CENTER
ATTN: PostalOne! 1357 PROCESSING
CERTIFICATION DEPARTMENT
6060 PRIMACY PKWY STE 201
MEMPHIS TN 38188-0001
800-522-9085


File Validator

For help using File Validator, please contact:

NATIONAL CUSTOMER SUPPORT CENTER
6060 PRIMACY PARKWAY SUITE 201
MEMPHIS TN 38188-0001
800-522-9085
postalone@email.usps.gov


Mail.dat

For more information about Mail.dat, please contact:

IDEAlliance
100 DAINGERFIELD ROAD, FOURTH FL.
ALEXANDRIA, VA 22314-2888
703-837-1070

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