USPS Tracking: How to Track Packages Step by Step

You’ve just ordered something online and you’re refreshing the tracking page every few minutes — that little progress bar becomes your daily obsession, but United States Postal Service tracking turns that anticipation into actual data, showing you exactly where your package is from acceptance to delivery. This guide walks through how USPS tracking works, what each status means, and how to use free tools like Informed Delivery for both domestic and international shipments.

USPS tracked packages daily: Over 400 million · Tracking update frequency: Up to 6 times per day for domestic · Informed Delivery daily users: Over 60 million · USPS international tracking available in: 190+ countries · Free USPS tracking included with: Priority Mail and Ground Advantage

Key facts about USPS tracking:

How do I track a USPS package?

Using the USPS.com tracking tool

• Go to USPS Tracking and enter your 20–22 digit tracking number. The number is printed on your shipping receipt, sales receipt (if insurance was purchased), email confirmation from USPS.com, or the peel-off label portion (USPS FAQ: Tracking Basics).
• You’ll see current status, recent scan events, and estimated delivery date (if available). No account is needed.
• You can also opt in for text or email notifications from the same page (USPS Receive Mail & Packages).

Tracking through the USPS Mobile app

• The new Informed Delivery app (launched 2025) lets you scan tracking numbers and barcodes, share package status with others, and access the same dashboard as the website (USPS Newsroom).
• Download it from the USPS apps page. Notifications can arrive via email, the website, or the app itself.

Using third-party tracking portals

• Sites like 17TRACK (community tracking aggregator) consolidate updates from multiple carriers, but USPS recommends using its own official tool for most accurate data.
• Some unofficial methods claim you can text the tracking number to 28777 (2USPS), but USPS does not officially promote this as a primary tracking method.

Bottom line: The fastest, most reliable path is entering your tracking number directly on USPS.com or through the Informed Delivery app. Anyone with a tracking number can check status in seconds.

How to track USPS packages outside the US?

Steps for international USPS tracking

• Use the same USPS Tracking page with your tracking number. International tracking is available for Priority Mail International and Priority Mail Express International (USPS FAQ).
• Once the package leaves the US, tracking updates may stop. The destination country’s postal service often takes over. You can enter the same number on that country’s postal website to see local scans.

What to do when tracking stops at customs

• Customs hold duration varies. USPS cannot predict when customs will release a package. If tracking shows “Customs Clearance” and stays there for more than a few days, contact the destination country’s postal service or customs office.

Using USPS International Tracking Service

• International tracking reaches 190+ countries. However, it only updates while the package is in the USPS network. After handoff, you rely on the foreign postal service.
• USPS does not offer real-time GPS tracking; it’s scan-based at key points.

The catch: International tracking is essentially a handoff system — once your package leaves US custody, the trail goes dark until the destination carrier scans it. Budget for that uncertainty.

How can I see what mail is coming before it arrives?

Setting up Informed Delivery

• Register for free at USPS Informed Delivery registration. You’ll need a USPS.com account and identity verification.
• Once activated, you receive a morning Daily Digest email with grayscale images of letter-size mail that will arrive that day (USPS Informed Delivery portal).
• The service also shows package status for incoming and outbound parcels — no need to enter tracking numbers separately.

Viewing mail images and package tracking

• Log into the Informed Delivery dashboard from a computer, tablet, or mobile device. You can see preview images of your mail (not full content) and track all packages linked to your address (USPS Postal Facts).
• You can also manage delivery preferences: schedule alerts, request Redelivery, and enter delivery instructions.

Informed Delivery eligibility and limitations

• Currently available for residential addresses only (not PO Boxes). Business accounts can now use the same dashboard (USPS Receive Mail & Packages).
• Only letter-size mail is previewed; flats and packages are not imaged. The images are grayscale, not full-color.

Why this matters: Over 60 million users already rely on Informed Delivery to never miss a package or important letter. It’s the closest thing to a digital mailroom for your home.

How many days does USPS take to deliver internationally?

USPS International delivery time estimates

These are averages — actual times depend on destination country, customs processing, and local delivery network (USPS FAQ).

Factors affecting international shipping speed

• Customs clearance: the biggest variable. Each country has its own inspection process.
• Local postal infrastructure: some destinations deliver within days of customs release; others take weeks.
• Service class: Express International gets priority handling and dedicated tracking throughout the journey.

Tracking international delivery status updates

• USPS tracking updates stop once the package leaves the US network. After that, track via the destination country’s postal site using the same number.
• If no scan appears for 5+ business days after the last USPS update, contact the destination post office or the sender.

The trade-off: Faster shipping costs more, and even Express International can be stalled by customs. For non-urgent items, First-Class Package is cheapest but comes with the widest delivery window.

Key takeaway: USPS provides reliable tracking for international shipments only within its own network. Once handed off, patience and a backup tracking method on the destination country’s postal website are essential.

How can I track my USPS package exactly in real time?

Tracking status definitions

Tracking scans happen at key points — not continuously. Real-time means “as soon as a scanner reads the barcode,” not GPS-live tracking (USPS FAQ).

What each USPS tracking scan event means

• Origin Acceptance: first scan when USPS receives the package.
• Arrival/Departure scans: at each sorting facility along the route.
• Destination Facility: arrival at local post office before final delivery.
• Out for Delivery: assigned to carrier.
• Delivered: final scan with location (mailbox, front door, etc.).

Why tracking might show ‘In Transit, Arriving Late’

• If a package hasn’t been scanned within 24 hours, USPS automatically generates this status. It does not mean the package is lost — often it’s on a truck without a scan.
• If no scan occurs for 3+ days, you can file a missing mail search request.

The pattern: Tracking is a record of scans, not a live map. Understanding these events helps you judge whether a delay is normal or needs action.

Comparison of USPS service classes:

Step-by-step: How to track a USPS package

1. Find your tracking number – On your shipping receipt, email confirmation from USPS.com, or the peel-off label on your package (USPS Tracking).
2. Go to USPS.com/track – Open USPS Tracking page in your browser.
3. Enter the number – Type or paste the 20–22 digit number and click “Track”.
4. Interpret the status – Use the status table above to understand your package’s current location.
5. Set up notifications – Click “Text & Email Updates” on the same page to get alerts at every scan (USPS Receive Mail & Packages).
6. Use Informed Delivery – For multiple packages or daily mail previews, register for Informed Delivery (USPS Informed Delivery registration).
7. Track internationally – Same number works on USPS.com until handoff. After that, use destination country’s postal site.

The upshot: Seven steps, zero cost, and you’re covered for both domestic and international shipments. The only variable is how often your package gets scanned.

USPS tracking updates at key scan points: origin acceptance, arrival at sorting facility, departure, destination facility, out for delivery, delivered. Real-time tracking is not GPS-based; it shows last scan location and time.

USPS customer service guidelines

Informed Delivery is a free service from USPS showing grayscale images of incoming mail and status updates for incoming and outbound packages.

USPS.com official page

The practical takeaway is clear: USPS tracking is a robust, free system for anyone shipping via Priority Mail or Ground Advantage. For international shipments, the system works but requires patience — and a backup plan to track through the destination country’s carrier. The biggest gap is real-time visibility: without GPS, you’re reliant on scan frequency, which can be inconsistent during high-volume periods.

For the average sender or recipient, the decision comes down to one question: how much certainty do you need? If a few days of uncertainty stress you out, Priority Mail Express with its faster scan cadence is worth the premium. If you’re fine knowing the package is moving, Ground Advantage gets the job done at the lowest cost. In either case, Informed Delivery closes the information gap — it turns the daily mail into a predictable, trackable experience.

For USPS itself, the pressure is on to modernize tracking further. With over 400 million pieces handled daily and competition from private carriers, every scan delay risks customer trust. The launch of the Informed Delivery app in 2025 signals a move toward mobile-first tracking, but until every truck and letter carrier is equipped with real-time transmitters, tracking will remain a record of stops — not a live map.

Frequently asked questions

Related reading

• USPS President Day Closure: What’s Open, Mail Delivery? — Know how holidays affect USPS tracking and delivery.
• UPS Drop Off Near Me: Ireland Locations & Returns Guide — If you’re comparing carriers, UPS tracking works differently from USPS.