How to Call USPS (US Postal Service) Customer Service
Lost package? Mail not arriving? This guide covers every USPS phone number and gives you expert tips for reaching a live postal service representative.
Call from any country • Low international rates
All USPS (US Postal Service) Phone Numbers
Best Time to Call
Weekdays between 8–10am ET. Avoid calling the day after a holiday when backlogs spike.
Average Wait Time
10–30 minutes; waits are longer during peak shipping seasons (November–January).
USPS (US Postal Service) Phone Menu Options
Navigate the automated phone system faster with these menu shortcuts.
How to Reach a Live USPS (US Postal Service) Agent
Calling from Outside the United States?
International customers awaiting USPS packages can use DialBridge to call USPS's US customer service line from abroad at low per-minute rates.
Frequently Asked Questions
What is USPS's customer service number?
USPS customer service is available at 1-800-275-8777, Monday–Friday 8am–8:30pm ET; Saturday 8am–6pm ET.
How do I track a USPS package?
Call 1-800-275-8777 and press 1, or visit usps.com/tracking with your tracking number.
Can I call USPS from outside the United States?
USPS primarily serves domestic customers, but international shippers can call +1-800-275-8777 via DialBridge from any country at affordable international rates.
Call USPS (US Postal Service) from Anywhere
Use DialBridge to call USPS (US Postal Service) from any country at a fraction of standard international rates. No app download, no subscription — just pay for the minutes you use.