USPS Tracking and API Integration with ClickPost

Trusted by 450+ global brands

Benefits of Connecting with USPS through ClickPost

Deliver orders more efficiently across domestic and international routes with USPS, powered by ClickPost's automation layer.

Automate 90% of your NDRs to maximize USPS delivery success rates and reduce the operational load on your logistics team.
Achieve a 76% decrease in WISMO queries with ClickPost's automation services, keeping customers proactively informed at every delivery stage.
Improve operational efficiency by 30% with end-to-end shipping automation that eliminates manual steps from dispatch to delivery.

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Check the integration library

	Partner ID	Order Creation	Cancellation	Tracking via Polling	Tracking via Webhook	Proof of Delivery (POD)	Non Delivery Report (NDR)	Create Pickup Request	AWB Generation Flow	Label Generation	Country
USPS	5	✓	✓	✓	✓	✓	✓	✓		✓	India

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How to Track USPS Packages

Track USPS Packages with the ClickPost Tracking Page

Find your USPS tracking number from your order confirmation or shipping notification.
Open the ClickPost Tracking Page for your brand.
Paste the tracking number into the search field.
Click Track to view live shipment status, expected delivery date, and milestones.

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Track USPS Packages on the USPS Official Page

Go to the official USPS website.
Locate the tracking tool on the homepage.
Enter your USPS tracking number in the search field.
Click the tracking icon to view real-time shipment updates and delivery details.

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List of USPS APIs

API	Description
Manifestation and Label Generation API	Automate USPS order manifestation and generate shipping labels instantly, no manual intervention required at dispatch.
Track Shipment API	Pull real-time USPS tracking updates and keep customers informed at every delivery stage via a unified ClickPost dashboard.
Cancellation API	Cancel USPS shipments on demand via ClickPost whenever an order needs to be stopped or modified, no manual carrier requests needed.
EDD API	Display accurate USPS delivery timelines on product and checkout pages to set clear customer expectations and reduce inbound queries
NDR Action Update	Monitor all USPS non-delivery cases from a single dashboard, act quickly on failures, and push corrected instructions back to the carrier.
Return Webhooks	Allow customers to initiate USPS returns seamlessly using integrated webhooks that trigger automated reverse logistics workflows.

API & Description

Manifestation and Label Generation API

Automate USPS order manifestation and generate shipping labels instantly, no manual intervention required at dispatch.

Track Shipment API

Pull real-time USPS tracking updates and keep customers informed at every delivery stage via a unified ClickPost dashboard.

Cancellation API

Cancel USPS shipments on demand via ClickPost whenever an order needs to be stopped or modified, no manual carrier requests needed.

EDD API

Display accurate USPS delivery timelines on product and checkout pages to set clear customer expectations and reduce inbound queries

NDR Action Update

Monitor all USPS non-delivery cases from a single dashboard, act quickly on failures, and push corrected instructions back to the carrier.

Return Webhooks

Allow customers to initiate USPS returns seamlessly using integrated webhooks that trigger automated reverse logistics workflows.

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Frequently asked questions

Everything you need to know about ClickPost’s Carriers Integration

How does ClickPost use AI for Carrier Allocation?

ClickPost uses AI-driven algorithms to analyze multiple factors, such as cost, turnaround times, SLA Adherence for carriers, to recommend the best carrier for each shipment.

How does ClickPost use AI for Carrier Allocation?

ClickPost uses AI-driven algorithms to analyze multiple factors, such as cost, turnaround times, SLA Adherence for carriers, to recommend the best carrier for each shipment.

How does ClickPost use AI for Carrier Allocation?

ClickPost uses AI-driven algorithms to analyze multiple factors, such as cost, turnaround times, SLA Adherence for carriers, to recommend the best carrier for each shipment.

How does ClickPost use AI for Carrier Allocation?

ClickPost uses AI-driven algorithms to analyze multiple factors, such as cost, turnaround times, SLA Adherence for carriers, to recommend the best carrier for each shipment.

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Frequently asked questions (FAQ's)

What is USPS, and what shipping services does it offer?

USPS (United States Postal Service) is the official postal carrier of the United States, offering domestic and international delivery services including Priority Mail Express, Military and Diplomatic Mail, and reverse logistics. It is widely used by e-commerce brands for cost-effective last-mile delivery across the US.

How do I track a USPS shipment?

Enter your USPS tracking number on the USPS website to view real-time delivery updates. For a branded experience with milestones and EDD, use ClickPost's unified tracking page linked to your store.

Does USPS support international and military mail delivery?

Yes. USPS offers Priority Mail Express International and dedicated Military and Diplomatic Mail services. Through ClickPost, these service lines are tracked and managed from a single platform with automated status updates.

How does ClickPost integrate with USPS?

ClickPost integrates with USPS via API for order creation, label generation, real-time tracking, NDR management, cancellations, and return webhooks. All shipment data syncs automatically once the integration is active.

How does ClickPost handle USPS delivery exceptions and delays?

ClickPost monitors every USPS shipment in real time and flags exceptions,, delays, stuck shipments, and failed scans, before they escalate. Automated alerts notify your team instantly, enabling proactive resolution and strong SLA adherence.

How does ClickPost automate NDR management for USPS shipments?

ClickPost centralises all USPS NDR cases in one dashboard, automatically contacts customers via WhatsApp or SMS to resolve failed deliveries, and pushes corrected instructions back to USPS, automating 90% of NDRs without manual effort.