USPS support
U.S. USPS support numbers by department, with published hours.
Immutable revision: 0bff7c9911a0e51c7fc0f6db30c8297f3db378d3dbbc94ff5c245c1556a9706d. Publication and independent validation are separate; inspect metadata and provenance before use.
USPS support
| For | Call | Hours |
|---|---|---|
| Customer care | 1-800-275-8777 | Mon–Fri 8am–8:30pm ET; Sat 8am–6pm ET |
| Website technical help | 1-800-344-7779 | Mon–Fri 8am–8:30pm ET; Sat 8am–6pm ET |
| Package tracking | 1-800-222-1811 | Mon–Fri 8am–8:30pm ET; Sat 8am–6pm ET |
| Stamps and Postal Store orders | 1-844-737-7826 | Mon–Fri 8am–4:30pm ET; excludes postal holidays |
Tracking representatives see the same tracking information available on USPS.com.
Sources: Contact page
U.S. numbers. Sources checked October 1, 2026. Phone menus and delays have not been tested.
Individual number maps
This short company hub helps select a number. Each link below opens a separate single-number source-only skeleton with original provenance and unknown menu/timing fields. No calls or verified live routes were added by this split.