uniteddeliveryserviceRegional and last mile

United Delivery Service package tracking, and the API behind it.

United States. The barcode page gives the latest status, time (with US zone) and proof-of-delivery detail as one scan. One free lookup a day, no sign-up.

Also known as United Delivery Service, UDS, UDS Delivery, uniteddeliveryservice.com.

Try a live tracking number:

United Delivery Service tracking numbers

We recognize these formats from the number alone. For anything else from United Delivery Service, add ?carrier=uniteddeliveryservice.

Barcode
/^APUDS\d{8}$/
Sample tracking number
APUDS01940000Test APUDS01940000 live ↑
Category
Regional and last mile
API carrier code
uniteddeliveryservice

United Delivery Service tracking API quickstart

One request per number, or up to 100 at once with ?numbers=a,b,c. Your agents can use the same data over MCP.

REST

curl "https://api.lastscanned.com/v1/track/APUDS01940000?carrier=uniteddeliveryservice"

Claude Code

claude mcp add --transport http lastscanned https://mcp.lastscanned.com

Then ask

> Where is my United Delivery Service package APUDS01940000? When will it arrive?

United Delivery Service tracking FAQ

How do I track a United Delivery Service package?
Paste the tracking number into the lookup on this page. We read United Delivery Service's own tracking data and show every scan, the current status and the delivery details. Anyone can do one lookup a day without signing up.
Is there a United Delivery Service tracking API?
Yes. GET https://api.lastscanned.com/v1/track/APUDS01940000?carrier=uniteddeliveryservice returns United Delivery Service tracking as JSON, in the same shape as every other carrier lastscanned covers. Sign up for a free key with 5 lookups a day, or Pro for $4.99 a month with 1,000 numbers.
What does a United Delivery Service tracking number look like?
Barcode: /^APUDS\d{8}$/. For example APUDS01940000. lastscanned recognizes these formats on its own, so ?carrier=uniteddeliveryservice is optional for them.
Does this work for United Delivery Service and UDS and UDS Delivery and uniteddeliveryservice.com numbers?
Yes. They are tracked through United Delivery Service and come back as carrier "uniteddeliveryservice".
Can an AI agent track United Delivery Service packages?
Yes. Add lastscanned as an MCP server (https://mcp.lastscanned.com) in Claude, ChatGPT, Cursor or VS Code and ask it where a United Delivery Service parcel is.

Other carriers

Major carriers (8)

Regional and last mile (240)

+230 more regional and last mile

International posts and couriers (176)

+166 more international posts and couriers

Cross-border (117)

+107 more cross-border

Tracking pages are for people. This is for your code.

Every carrier shows a parcel differently. lastscanned reads them all and answers in one shape, so your app, your spreadsheet or your agent handles any carrier the same way.

Get an API keyRead the docs
Carrier websitelastscanned API
CarriersOne carrier per site542 carriers behind one endpoint
ResponseA web page to readThe same JSON for every carrier
VolumeOne number at a timeUp to 100 numbers per request
AgentsCopy and pasteMCP server for Claude, ChatGPT and Cursor
AutomationCheck back by handPoll from your own code or workflow

Free: 5 numbers a day with a key. Pro: $4.99 a month for 1,000 numbers, then $0.015 each.