You can track the packages delivered by USPS, as well as any packages sent from China, Hong Kong, Singapore, or bought on AliExpress, Joom, GearBest, BangGood, Taobao, eBay, JD.com, Shopee and other popular online stores. All you need is your parcel ID!
USPS Tracking
USPS Tracking is a valuable tool provided by the United States Postal Service, offering customers peace of mind and real-time updates on their packages. From sending a letter across town to shipping an international parcel, USPS Tracking ensures youāre always in the know

To get the most accurate updates, consider these tips:
Check your tracking number twice to avoid errors.
Opt-in for SMS or email alerts to stay informed.
Download the USPS Mobile App for easy, on-the-go tracking.
How to Identify a USPS Tracking Number
A USPS tracking number typically consists of 20-22 numeric characters. You can find it:
On your shipping receipt.
In confirmation emails from online stores.
In your USPS account if you used online postage.
USPS Tracking Number Format
USPS tracking numbers have distinct numeric formats based on the service:
Priority Mail: 9205 5000 0000 0000 0000 00
Certified Mail: 9407 3000 0000 0000 0000 00
Global Express GuaranteedĀ®: 82 000 000 00
Registered Mail: Often 13 alphanumeric characters starting with RA and ending with US.
What Is a 4202 Tracking Number?
A 4202 tracking number is a type of USPS tracking number that includes routing or ZIP code information encoded within the number itself. The "420" prefix typically refers to the destination ZIP code prefix, and when followed by additional digits like ā4202ā, it can indicate a specific routing destination, typically part of e-commerce and bulk shipping operations.
These numbers are most commonly used by major online retailers, logistics partners, and return label services. They are fully trackable via USPS and third-party platforms like InstantParcels, even if the number looks unusual or longer than standard formats.
USPS Tracking Status Guide
Each USPS status update helps you understand your shipmentās journey:
Pre-Shipment: USPS has received your packageās shipping info.
Accepted: USPS has taken physical possession of your package.
In Transit: Your package is moving through the postal network.
Out for Delivery: Itās with a carrier for final delivery.
Delivered: It has been delivered to the recipient.

USPS Tracking Service
USPS Tracking is included at no extra cost with most domestic shipping services. It offers:
Detailed tracking from acceptance to delivery.
Delivery notifications via email/SMS.
Proof of delivery for senders and recipients.
USPS International Tracking
International tracking is available for services like Priority Mail InternationalĀ®, GXGĀ®, and select First-Class Package International ServiceĀ® destinations. Customers can track international shipments on USPS.com or the USPS Mobile App.
USPS Registered and Unregistered Mail Tracking
Registered MailĀ®: Provides enhanced security, full tracking, and signature confirmation for valuable shipments.
Unregistered Mail: Standard letter mail typically does not include tracking.
Benefits of Using USPS
Nationwide delivery and reliable service.
Affordable shipping rates.
Free tracking with most services.
Strong reputation for secure and timely delivery.
Summary Comparison Table
Service Name | Delivery Time | Tracking Included | Best For |
---|---|---|---|
Priority MailĀ® | 1-3 business days | Yes | Domestic parcels |
Priority Mail ExpressĀ® | Overnight, 7 days/week | Yes | Urgent shipments |
First-Class MailĀ® | 1-5 business days | Yes (packages) | Letters and small packages |
Media MailĀ® | 2-8 business days | Yes | Books and educational materials |
USPS Retail GroundĀ® | 2-8 business days | Yes | Heavy or oversized items |
Global Express GuaranteedĀ® (GXGĀ®) | 1-3 business days | Yes | Time-sensitive international |
Priority Mail InternationalĀ® | 6-10 business days | Yes | Global e-commerce and personal |
First-Class Package International | Varies | Limited | Small international shipments |
USPS Delivery Time Estimates
Priority MailĀ®: 1-3 business days
Priority Mail ExpressĀ®: Overnight, 7 days/week
First-Class MailĀ®: 1-5 business days
Priority Mail InternationalĀ®: 6-10 business days
GXGĀ®: 1-3 business days international
USPS Tracking Statuses
There are some uncommon tracking statuses that may be seen when checking a packageās tracking. A few examples include the following:
Damaged in transit - This indicates that the package was damaged while being delivered. For this, a claim would be filed through the carrier to receive some type of compensation.
Uncontrollable customs delay - This occurs when a package routed internationally is held up at customs for some reason. Typically there is not much that can be done in this scenario, except for having the end customer pay any outstanding duties or taxes.
Missed āIn Transitā pickup scans (applies to USPS international) - Sometimes an internationally routed package sent via USPS can stay stuck āin transitā for a long period of time and then all of a sudden update to ādelivered.ā It is important to note that since USPS does not guarantee international tracking, packages sent out at this service level can lose tracking updates once it hits the destination country
USPS and Integration with E-commerce Platforms
USPS integrates seamlessly with major e-commerce platforms like Shopify, WooCommerce, Amazon, and eBay, offering:
Automatic label creation and printing.
Seamless tracking updates for customers.
Easy returns and order fulfillment.
USPS Insurance and Package Protection
For added peace of mind, USPS offers insurance coverage for most services:
Priority MailĀ® and Priority Mail ExpressĀ® include insurance up to $100.
Additional insurance can be purchased for valuable items.
USPS Sustainable Packaging Initiatives
USPS is committed to sustainability through:
Offering recyclable and reusable packaging options.
Investing in eco-friendly transportation and practices.
Encouraging businesses to use environmentally conscious shipping materials.
Delayed or Lost Shipments
For lost or delayed packages:
Check your tracking status on USPS.com
Contact USPS customer service
File a missing mail search online
Submit a claim for insured packages
USPS Locker and Pickup Services
For added convenience, USPS offers:
USPS Self-Service Kiosks: Purchase postage and print shipping labels.
gopostĀ® Lockers: Secure pickup and drop-off at convenient locations.
USPS Loyalty Programs
The USPS Loyalty Program rewards frequent shippers and small businesses by offering credits on Priority MailĀ® and Priority Mail ExpressĀ® labels, redeemable for future postage.
Returns Management with USPS
USPS offers simple, effective returns solutions:
USPS ReturnsĀ®: Customers can generate return labels for easy returns.
Parcel Return Service (PRS): Efficient returns management for high-volume sellers.
How to Contact USPS Tracking Support
Online: Visit the USPS Help Center.
Phone: Call 1-800-ASK-USPS (1-800-275-8777) for assistance.
In-person: Visit your local post office for support.
USPS Company History
The United States Postal Service (originally called the U.S. Post Office Department, when it was completely managed by the U.S. Government before 1971) also known as the Post Office, U.S. Mail, or Postal Service is an independent agency of the United States federal government responsible for providing postal service in the United States. It is one of the few government agencies explicitly authorized by the United States Constitution.
US Post tracking package is easy as explained in sections below. Remember, no matter which tracking number you have, you can always track it with our universal postal tracker.
USPS Shipping Services
- USPS Informed DeliveryĀ®
- USPS Registered Mailā¢
- USPS Media MailĀ®
- USPS Retail GroundĀ®
- USPS First-Class Package Service
- USPS First Class Mail International
- USPS FirstāClass Mail Letters
- USPS First-Class Package International ServiceĀ®
- USPS Priority MailĀ®
- USPS Priority Mail ExpressĀ®
- USPS Priority Mail Express Internationalā¢
- USPS Priority Mail InternationalĀ®
- USPS Priority Mail International tracking
- USPS Parcel Select
- USPS Parcel Select Lightweight
- USPS Signature Confirmationā¢
- USPS Certified MailĀ®
- USPS Collect On Delivery Hold For Pickup
- USPS Global Express GuaranteedĀ® (GXGĀ®)
- USPS Ground mail
USPS Informed DeliveryĀ®
Informed DeliveryĀ® allows customers to preview incoming mail and track packages before they arrive.
Features: Email notifications with images of letter-sized mail and package tracking updates.
Benefits: Increases visibility and security for all deliveries.
USPS Registered Mailā¢
USPS Registered Mail offers dependable tracking tools, making it a trusted choice for users seeking visibility and security. This service is ideal for sending valuable or confidential items with added security and chain-of-custody documentation. With a unique tracking number for each item, users can follow the package journey online, receiving real-time updates and final delivery confirmation.
USPS Media MailĀ®
Media MailĀ® is a budget-friendly option for books and educational materials.
Features: Slower delivery, lower cost.
Benefits: Perfect for large shipments of media.
Tracking: Full tracking for peace of mind.
USPS Retail GroundĀ®
USPS Retail GroundĀ® is a low-cost choice for heavier items.
Features: Delivery within 2-8 days, suitable for oversized parcels.
Benefits: Budget-friendly for bulky items.
Tracking: Comprehensive tracking throughout transit.
USPS First-Class Package Service
This service is perfect for lightweight shipments up to 16 oz, offering fast and affordable delivery. Each package includes a tracking number that can be monitored online for real-time status and delivery confirmation. Ideal for eCommerce merchants needing fast delivery and reliable tracking on light parcels.
USPS First Class Mail International
Senders using USPS First Class Mail International benefit from basic tracking for international documents and flats. This service is an economical option for sending letters, postcards, and flats to over 180 countries. Each package includes a tracking number that can be monitored online for real-time status and delivery confirmation. Its affordability and reach make it great for international mail without breaking the bank.
USPS FirstāClass Mail Letters
First-Class MailĀ® is best for lightweight letters and parcels.
Features: 1-5 day delivery, affordable postage.
Benefits: Cost-effective for small items.
Tracking: Available for packages (First-Class Package Service).
USPS First-Class Package International ServiceĀ®
USPS FirstāClass Package International Service supports global tracking for small, cost-effective shipments. This service is suited for small packages under 4 lbs, delivering to international destinations affordably. Each package includes a tracking number that can be monitored online for real-time status and delivery confirmation. Great for cost-effective global small package shipping with detailed delivery tracking.
USPS Priority MailĀ®
Priority MailĀ® is a reliable, fast shipping option for domestic deliveries.
Features: 1-3 day delivery, flat-rate options, Saturday delivery.
Benefits: Affordable and efficient for packages up to 70 lbs.
Tracking: Full tracking from acceptance to delivery.
USPS Priority Mail ExpressĀ®
Priority Mail ExpressĀ® is USPSās fastest domestic service with overnight delivery.
Features: 7-day service, money-back guarantee, insurance included.
Benefits: Ideal for urgent shipments.
Tracking: Real-time tracking with guaranteed delivery times.
USPS Priority Mail Express Internationalā¢
USPS Priority Mail Express International integrates advanced tracking tools for fast and dependable global deliveries. This service is offers fast, guaranteed delivery to over 180 countries with tracking and insurance included. Each package includes a tracking number that can be monitored online for real-time status and delivery confirmation. A go-to service for global businesses requiring fast, trackable, and insured deliveries.
USPS Priority Mail InternationalĀ®
Reliable tracking with USPS Priority Mail International ensures global delivery confidence and transparency. This service is offers reliable and affordable international shipping with tracking and delivery in 6-10 business days. Each package includes a tracking number that can be monitored online for real-time status and delivery confirmation. Best suited for consistent international shipping with moderate delivery timelines and transparency.
USPS Priority Mail International tracking
USPS Parcel Select
USPS Parcel Select gives shippers tracking support tailored to high-volume domestic shipments. This service is cost-efficient for large or bulk shipments, popular with high-volume shippers. Each package includes a tracking number that can be monitored online for real-time status and delivery confirmation. Perfect for logistics partners handling large-volume deliveries with a budget-friendly approach.
USPS Parcel Select Lightweight
Tracking with USPS Parcel Select Lightweight is ideal for businesses needing affordable, traceable shipping for lighter goods. This service is tailored for lightweight parcels under 1 lb, used mainly by e-commerce businesses. Each package includes a tracking number that can be monitored online for real-time status and delivery confirmation. Tailored for small businesses sending lightweight goods efficiently with USPS's scalable network.
USPS Signature Confirmationā¢
Signature Confirmation from USPS incorporates end-to-end tracking to verify both shipment and recipient identity. This service is adds an extra layer of security by requiring the recipientās signature upon delivery. Each package includes a tracking number that can be monitored online for real-time status and delivery confirmation. Especially useful when you need verifiable receipt by the recipient with full delivery transparency.
USPS Certified MailĀ®
USPS Certified Mail provides confirmation and traceable delivery, supporting official and legal communication. This service is provides proof of mailing and delivery, often used for legal or sensitive documents. Each package includes a tracking number that can be monitored online for real-time status and delivery confirmation. Used frequently for legal documents due to its trackable and receipt-confirmed nature.
USPS Collect On Delivery Hold For Pickup
With USPS Collect On Delivery Hold For Pickup, tracking adds assurance to payment-on-pickup shipments. This service is lets recipients pay for merchandise and shipping when they pick up their package. Each package includes a tracking number that can be monitored online for real-time status and delivery confirmation. Great for merchants who want to collect payments upon delivery while maintaining visibility.
USPS Global Express GuaranteedĀ® (GXGĀ®)
USPS Global Express Guaranteed leads with detailed tracking and ultra-fast international service. This service is the fastest USPS international shipping option with date-certain delivery and tracking. Each package includes a tracking number that can be monitored online for real-time status and delivery confirmation. The fastest option for global shipping, ideal for time-critical international deliveries.
USPS Ground mail
USPS Ground Mail includes standard tracking that supports cost-conscious shipping with delivery visibility. This service is provides economical ground shipping for less time-sensitive packages. Each package includes a tracking number that can be monitored online for real-time status and delivery confirmation. Suited for standard shipping needs where affordability is key but tracking is still expected.
USPS Common Questions:
USPS TrackingĀ® 9400 1000 0000 0000 0000 00
Priority MailĀ® 9205 5000 0000 0000 0000 00
Certified MailĀ® 9407 3000 0000 0000 0000 00
Collect On Delivery Hold For Pickup 9303 3000 0000 0000 0000 00
Global Express GuaranteedĀ® 82 000 000 00
Priority Mail Express InternationalĀ® EC 000 000 000
US Priority Mail ExpressĀ® 9270 1000 0000 0000 0000 00,
EA 000 000 000
US Priority Mail InternationalĀ® CP 000 000 000
US Registered Mail⢠9208 8000 0000 0000 0000 00
Signature Confirmation⢠9202 1000 0000 0000 0000 00
> USPS TrackingĀ®
> Priority MailĀ®
> Certified MailĀ®
> Collect On Delivery Hold For PickupĀ®
> Global Express GuaranteedĀ®:
If a shipment is āin-transitā then that means that carrier has scanned the package upon pickup and it is now en route to the end customer.
If a shipment stays āin transitā for a prolonged period of time, it is possible it may have been delayed. There are many things that can delay an order past its original expected delivery date - poor road conditions, weather, and deliverability of the location are a few examples.
The USPS offers both domestic and international services. The rate for sending a First Class Mail within the United States is $0.49 for the first ounce, as of 2014. Each additional ounce is charged $0.21. For large envelopes or flat parcels, the rate is $0.98 for the first ounce and $0.21 per additional ounce. Parcels and packages are charged $2.32 for the first three ounces and $0.18 per additional ounce. In addition to First Class Mail, the USPS offers Priority Mail Express for guaranteed overnight delivery to most locations and Priority Mail for non-guaranteed day-specific delivery within one to three days. Priority Mail is also available for First Class Mail and Standard Post for larger mail items and parcels.
While delivery within the U.S. is handled by the USPS, delivery outside the country is generally carried out by local mail services. For example, in the United Kingdom delivery of items sent with the USPS will be delivered by the Royal Mail. USPSās international services include First Class Mail International, which was formerly known as Airmail. This class of service includes small packages weighing up to 1.8 kilograms or 4 pounds. First Class Mail International rates start from $1.15 for sending postcards, envelopes and flat mail items. Rates for sending an item with USPSās First Class Package International Service for parcels start at $6.55. Actual rates depend on the destination, dimensions and weight of the item. Delivery times vary depending on the destination.
Other international services offered by the USPS include Priority Mai International, Express Mail International and Global Express Guaranteed. Priority and Express services can be used for sending items to almost every country in the world. Customs forms are generally required when sending all international mail, depending on the service level and the value of the item.
To track your shipment, please enter your shipment reference number above.
Tracking your USPS shipment is easy, just use your shipment reference number located in your shipment confirmation email, or in online store order page, that looks like 940****, 927***, 937***, 420***, Lx000000000CN and enter it into the tracking tool.
Whether you have had your shipment picked or dropped a package off, you can use this tool to follow the status of your shipment.
All mail collected by the USPS are sorted through over 250 Processing and Distribution Centers located across the United States. Individual centres are responsible for sorting mail in a given region, typically within a radius of about 320 kilometres or 200 miles. Each centre is connected with the USPSās national network. Mail is typically sorted using an automated system, although physical inspection and sorting may be needed when an address cannot be identified by the system. All mail is printed with a bar code that is used to determine the destination as the item moves through the USPS system.
USPS tracking provides the status of parcels and other mail items with a label or receipt number. Items shipped with Priority Mail Express will include point-by-point tracking details, while mail and parcels sent with other services will only show when an item went out for delivery. Services with label numbers include Certified Mail, Collect on Delivery, Global Express Guaranteed, Priority Mail Express International, Priority Mail Express, Priority Mail International, Priority Mail, Registered Mail, Signature Confirmation.
USPS Tracking service provides end-to-end item tracking and is available for most domestic mail products that are large enough and that are addressed to domestic locations, including to limited Army Post Offices (APOs), Fleet Post Offices (FPOs), Diplomatic Post Offices (DPO) destinations and to ZIP Codes in U.S. territories and possessions or Freely Associated States.
Entering the tracking number associated with a mailpiece into the USPS Tracking page gives you the current status of an item along with other tracking information. That info includes, if available, delivery and/or attempted delivery information, including date and time of delivery as well as the delivery location of the item (mailbox, reception desk, neighbor, etc.)
USPS Tracking does not expedite or guarantee delivery. There is no additional cost for the tracking mechanism on products that automatically include USPS Tracking. Basically, you pay for that productās postage, and tracking is included, unless you are shipping USPS Marketing MailĀ® parcels. Adding USPS Tracking to that commercial mailing service requires paying a fee.
First, please check the delivery standard for the mail class of your domestic item. You can find out the mail class by entering the USPSĀ® Tracking number and looking up āProduct Information.ā Then compare your mail class and progress to what is found in the Mail Delivery Standards chart located in Delayed mail and packages?. The delivery standard chart indicates when your item should be delivered by and when we suggest you could email or call Customer Service regarding your item. Also, if your item has a status of āAlert,ā a delay could have occurred because of weather-related and other natural disasters or events. In this case, please check USPS Service Alerts first.
USPS First Class Package International transit times will vary depending on where you are shipping to as the local Post Office in each delivery destination can vary depending on how developed they are. USPS advice to allow between 12 and 20 working days for transit times for this economy service, plus there can be delays when the package is cleared through Customs. If you want a faster USPS service, or if your package is over 64oz/4lbs, we do offer USPS Priority Mail International. USPS offers this service in destinations where the local Post Service is reliable such as in China, Canada, the UK and a large number of other locations in Europe, Asia, the Middle East and beyond.
The label of your trackable item is scanned several times throughout the mailstream, whether we possess it or one of our shipping partners does. Tracking can start as soon as the itemās sender or our shipping partner notifies us electronically that we should expect a package. It continues with USPS accepting the package for transit and ends when the item is delivered or picked up by the recipient or the recipientās agent. Throughout this process, you can access this tracking information in a variety of ways through the USPS Tracking number associated with the item.
Full package tracking is available in over 41 countries with USPS First Class Package International.
USPS international tracking
USPS international mail services go to Canada, Mexico, and more than 190 countries. ParcelsApp.com makes it easy to track packages and share USPS tracking numbers with your customers.
To track your USPS package, all you need is the package tracking number, which can be found on your USPS shipping label.
To check on the delivery status of your mailing, enter your tracking or confirmation number in the field above.
When you handover parcel to local USPS counter they will give a 16 digit receipt which you should keep safe until the item gets delivered meanwhile you can check the status of an item via text or mail.
You can also check details by sending a text message to 28777 with your tracking number.
Enter your 16 digit USPS tracking bar code in the below box to know about transit or delivery information.
Priority Mail International is an affordable option when sending letters and parcels to more than 180 countries around the world. Delivery is typically within six to ten business days, depending on the origin and destination. Transit time between rural or remote areas may be longer. The service includes USPS Tracking and free package pick-up where available. Insurance cover may also be purchased to protect items for up to $5,000, depending on the destination country. Rates start from $29.25 at Post Office locations. The exact price will depend on the dimensions, weight and destination of the item being sent. The maximum weight for sending an item by Priority Mail International is 70 pounds.
A Flat Rate service is also available for Priority Mail International. Free shipping supplies including envelopes and boxes may be ordered online or picked up at a Post Office location. When ready, the item can be dropped off at a mail box or at a local Post Office. Flat Rate Priority Mail International is available for large and medium boxes weighing up to 20 pounds. Flat Rate Envelopes and Small Flat Rate Boxes are also available for consignments weighing up to four pounds.
Items send with Priority Mail Express International are generally delivered within three to five business days in most major markets. The exact delivery time will depend on the origin and destination of the item. Priority Mail Express International is available from $35.25 at Post Office locations.
The service includes a variety of features, including free shipping supplies. Boxes, envelopes and other shipping supplies can be ordered online or at a Post Office. The service also includes USPS Tracking at no additional cost. Priority Mail Express International also includes up to $100 insurance cover for documents and up to $200 for merchandise, as well as free package pick-up where available. Additional coverage may be purchased for up to $5,000, depending on the destination country. Guaranteed date-certain service and money-back guarantees are offered when sending items to Australia, China, France (excluding Corsica), Hong Kong, Japan, South Korea, Singapore, Spain (excluding the Canary Islands) and the United Kingdom.
The Priority Mail Express Flat Rate option includes free envelopes and boxes for sending items to more than 180 countries. In addition to free shipping supplies, the service is available with no weighing or rate calculation when sending individual items. The envelope or box can be dropped off at a blue UPSP mail box or at a Post Office location. Priority Mail Express International Flat Rate Boxes are used for sending consignments weighing up to 20 pounds, while Priority Mail Express International Flat Rate Envelopes may be used for items up to 4 pounds.
First Class Package International is the cheapest USPS service to ship packages that weigh 4 lbs or less. Rather than expensive Post Office prices, you can book online, print your shipping labels and Customs Documents and then drop off at any USPS Post Office. To the majority of destinations, the package will still come with tracking so that both the sender and recipient can keep an eye on the delivery.
The USPS will then post your package internationally before the local Post Office in each destination makes the final delivery. We advise considering adding protection cover to the booking when shipping overseas, plus it is essential to provide a local working contact number so that Customs or the courier can reach out to the recipient should there be any issues with the delivery. All items shipped internationally are DDU (delivered duty unpaid). Any customs fees owed will need to be paid for by the recipient.
Using First Class Mail International, deliveries generally take between 7ā21 days to arrive, although the USPS does not guarantee delivery dates or times. Mail may travel to its destination by ground, air or a combination of both.
USPSĀ® international mail services go to Canada, Mexico, and more than 190 countries. It offers a wide range of postage services. If you want to have access to tracking the shipment, be careful when choosing one.
USPS International Mail Class | International Tracking Capabilities | Shipping Time | Example Number |
Global Express GuaranteedĀ® | Tracking to all destinations | 1ā3 Business Days | 82 ā000 000 00 |
Priority Mail Express International⢠| USPS Tracking for most destinations | 3ā5 Business Days | EC 000 ā000 000 US |
Priority Mail InternationalĀ® | USPS Tracking for most destinations Not available for Flat Rate Envelopes or Flat Rate Small Boxes | 6ā10 Business Days | CP 000 ā000 000 US |
FirstāClass Package International Service | USPS Tracking for most destinations* | Varies by Destination | LZ 000 ā000 000 US |
FirstāClass Mail Letters | Not Available | Not Available |
While end-to-end tracking is not available for First-Class Mail letters, you can purchase an Extra Service and get tracking information.
This status indicates that the package has left the carrierās facility and is on its way to the end customerās destination address.
When checking the status of your item, you may see a message about the Expected Delivery Window (ExDW). This window is a 2-hour slot of time when you can expect your package to arrive. Delivery within that time is not guaranteed, however, you may still receive your item by the end of the day if it does not arrive within the expected time slot. Check USPS TrackingĀ® for updated information.
This status indicates the package has been delivered to the end customer. The package will have been dropped off and the tracking should note the delivery date/time.
If for any reason any package is unable to be delivered, one of the below statuses may be encountered:
Delivery Failure -This status indicates that the package was unable to be delivered for some reason (i.e.street number not found; no secure location available; no access; etc). Typically an order that fails to deliver will be returned to sender (explained below).
- If you are sender: you can find your tracking number on the Post Office⢠shipping receipt, that was given to you while registration.
- If you are receiver: your tracking number could be located in your shipment confirmation email, or in online store order page.
If you think that your package was lost or stolen, you may contact directly with carrier contact center for investigation.
USPS contact information:- Website: https://www.usps.com/
- Phone: 1-800-275-8777