USPS Customer Service Number

USPS Customer Service

Our trained and friendly USPS Customer Care Center staff assists you. They will:

  • Explain the current features and benefits that are available to you.
  • Guide you through the application process and then explain the user agreements, requests for computer access processes, and site administrator’s role.
  • Answer technical questions about the system of usps tracking, help with passwords, system login, and clarify the file testing and transmission processes.

Customer Care Center

  • Email: USPS Customer Service
  • Call: 1-800-ASK-USPS (1-800-275-8777)
  • TDD/TTY Relay: Call 1-800-877-8339. Ask for 1-800-275-8777

Hours of Operation

Monday – Friday 8 AM – 8:30 PM ET
Saturday 8 AM – 6 PM ET

 

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