Whether you’re waiting for an important package or sending a gift across the country, knowing how to use a USPS tracking number can save you time, reduce stress, and help ensure your delivery goes smoothly. This beginner-friendly guide walks you through every step of the tracking process — from understanding the number to interpreting delivery updates.
What Is a USPS Tracking Number?
A USPS tracking number is a unique identifier assigned to your package when it’s shipped through the United States Postal Service. It usually looks like this:
9400 1000 0000 0000 0000 00Each number is tied to a specific parcel and allows both sender and receiver to monitor the package’s journey.
Where Do You Get a USPS Tracking Number?
- Shipping at a USPS location: It’s printed on your receipt.
- Buying postage online: You’ll find it in your confirmation email or USPS account dashboard.
- Purchasing from retailers: Many online sellers provide it once the item ships.
Look for the 16–22 digit code in your email or receipt.
How to Check USPS Tracking Status
- USPS Website: Go to tools.usps.com and enter your tracking number.
- USPS Mobile App: Download it from iOS or Android stores and paste the tracking number directly.
- Text & Email Notifications: Text your number to 28777 (“USPS”) or sign up for alerts on the website.
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Understanding USPS Tracking Updates
| Status | Meaning |
|---|---|
| Pre-Shipment | USPS has been notified but hasn’t received the item yet. |
| In Transit | The item is moving through USPS facilities. |
| Out for Delivery | Your package is on the truck and will arrive today. |
| Delivered | Successfully dropped off at your address or mailbox. |
What Each USPS Tracking Status Means
- “Accepted at USPS Origin Facility” – The package is officially in the USPS system.
- “In Transit to Next Facility” – It’s en route to another sorting center.
- “Awaiting Delivery Scan” – Likely delivered but not yet scanned.
- “Notice Left” – Delivery was attempted; check your mailbox or schedule redelivery.
Using USPS Informed Delivery
Informed Delivery provides daily previews of your mail and packages:
- Scanned images of incoming mail
- Tracking notifications for packages
- Delivery calendar view
Sign up free at informed delivery.
Common USPS Tracking Issues and Fixes
- “Label Created, Not Yet in System”: Wait for the sender to drop off the package.
- Tracking Stuck for Days: May be moving without scans. Allow 48–72 hours.
- Marked Delivered But Not Received: Check nearby or contact USPS.
International USPS Tracking Tips
- USPS does offer international tracking, but updates rely on foreign postal systems.
- For better results, use Global Express Guaranteed (GXG) or Priority Mail Express International.
How Long Does USPS Tracking Take to Update?
Tracking typically updates when the package is scanned at major facilities:
- Urban areas: Within hours
- Rural zones: May take longer
- Weekends/holidays: Expect delays
Can You Track a Package Without a USPS Tracking Number?
Yes — in some cases:
- Track via retail order number if available
- Use USPS Informed Delivery to view incoming shipments
- Contact USPS with shipment info for help
How to Share a USPS Tracking Number Safely
- Only share with the intended recipient
- Avoid posting tracking numbers publicly
- Beware of phishing links posing as USPS updates
USPS Tracking Number vs. Other Carriers (FedEx, UPS)
| Feature | USPS | FedEx | UPS |
|---|---|---|---|
| Free Tracking | ✅ | ✅ | ✅ |
| Real-Time Updates | Moderate | High | High |
| API Access | Yes | Yes | Yes |
| Number Format | 16–22 digits | Alphanumeric | Alphanumeric |
Using the USPS Tracking API (Advanced Users)
- Register at USPS Web Tools
- Use the API to fetch tracking updates automatically
- Integrate with CRMs, dashboards, or logistics systems
Top Tips for First-Time USPS Trackers
- Bookmark your tracking link
- Take screenshots of status updates
- Contact USPS at 1-800-ASK-USPS if something seems wrong
Frequently Asked Questions (FAQ)
- Do all USPS shipments include tracking?
No. First-Class letters don’t include tracking. Priority Mail and packages do. - Can I track multiple packages at once?
Yes — enter multiple numbers on USPS.com or the app. - Can I speed up delivery?
Not after shipping. Choose faster options like Priority Express when buying postage. - What if tracking hasn’t updated in 5 days?
It might be missing a scan. Wait 7 days before submitting a help request. - Does USPS track on Sundays?
Yes, especially Amazon packages. Frequency may be lower. - How long are records kept?
Tracking history remains available for 120 days post-delivery.
Final Thoughts: Be a Smarter USPS Package Tracker
Mastering the use of your USPS tracking number can reduce delivery anxiety, help you act quickly in case of issues, and even improve how you shop online. Whether you’re sending mail across the state or waiting for a package from across the globe, USPS tracking gives you the confidence and control you need.
Stay informed, stay alert — and always double-check before you click “Track.”
