Contact Us

Contact USPS

  1. General Information

    Answers from USPS

    Frequently Asked Questions
    Check our FAQs. If you don't find your answer there, please send us an email.

    Email Customer Service
    Tell us your concern—we'll be glad to help.

  2. Customer Service

    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

    Email Your Question
    Check Our FAQs
  3. Technical Support

    Technical Support

    1-800-344-7779
    The Technical Support team can help when a website application or form doesn't work properly. If you have trouble using these applications, please give us a call.

    • Click-N-Ship®
    • File a Claim
    • PO Boxes
    • The Postal Store®
    • USPS® accounts

    Hours of Operation

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

    Informed Delivery Support

    If you need help with your Informed Delivery service, please email Informed Delivery User Support.

  4. USPS Tracking®

    Domestic & International USPS Tracking®

    1-800-222-1811
    To see the most recent status of your packages, enter your tracking number in any search box on USPS.com.

    NOTE: The tracking information available to customer service representatives is the same information you will see on USPS Tracking.

    Hours of Operation

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

  5. Informed Delivery®

    Informed Delivery Answers

    Frequently Asked Questions

    Check our FAQs if you have questions about the feature, would like to learn how to sign up, or need technical assistance.

    Email Informed Delivery Support

    If you need help, email Informed Delivery User Support.

  6. Stamps & Free Shipping Supplies

    Stamps & Postal Store Orders

    1-800-Stamp24 (1-800-782-6724)
    Call with questions about stamps or orders placed online through The Postal Store®.

    Hours of Operation
    Monday - Friday 8 AM - 8 PM ET
    Saturday 8 AM - 6 PM ET
    Closed Sundays and Postal Holidays

    Free Shipping Supplies

    1-800-610-8734
    Call to order free shipping boxes, envelopes, and postal forms, or to report a problem with your shipping supply order.

    Hours of Operation
    Monday - Friday 7 AM - 11 PM ET
    Saturday 7 AM - 6 PM ET