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Customer Support  
Customer support for National & Premier Accounts.
Please use the information below for customer support regarding the business programs accessible through the National & Premier Accounts Web site.
Business Service Network eService
Business Service Network (BSN) eService is a state of the art Web program that allows National and Premier Account customers to enter and monitor service requests online. In addition to contacting a BSN representative by phone, these customers can now monitor service requests online 24 hours a day, 7 days a week.
More information about Business Service Network eService

National & Premier Accounts FAQs
Go To National & Premier Accounts FAQs

Centralized Account Processing System (CAPS)
An electronic postage payment system that provides business mailers a convenient and cost-effective way to electronically pay for Permit Imprint, Business Reply Mail, Merchandise Return Service, Postage Due Account, USPS Corporate Accountâ„¢, and Address Element Correction.

Customers holding CAPS account can contact CAPS Service Center at 650-377-1334 or email

Facilities Access and Shipment Tracking (FAST)
Contact the Customer Care Center at 877-569-6614 or email

Mail Tracking & Reporting
Confirm®: (800) 238-3150 or
Entry Information: (800) 238-3150 or
Parcel Select Ground™ Performance: (877) 264-9693

Contact the PostalOne! Customer Care Center at (800) 522-9085 or

For a convenient and fast way to order large quanties of stamps for your business, contact us at 1-800-STAMP-24 (800-782-6724) or email
Get more information. PDF | TXT

General Customer Support
For other customer support, please contact us.