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CASETiFY package tracking & carrier handoff lookup.

Custom-printed CASETiFY orders ship from Hong Kong/Shenzhen production studios via 4PX or YunExpress, clearing into USPS (`92...`), UniUni (`UUS...`), SpeedX (`SPX...`), or OnTrac (`1LS...`). Enter any CASETiFY tracking number below to detect the active carrier and view normalized scan events.

4PXYunExpressUBI Smart ParcelOSM WorldwideUSPSUniUniSpeedXOnTracDHLCanada Post

Which carriers CASETiFY uses

Call `GET https://api.lastscanned.com/v1/track/{number}`. Extracts the domestic USPS/UniUni/SpeedX tracking number automatically from the 4PX or YunExpress linehaul response.

4PX…YT…926129…920019…UUS…SPX…1LS…

Origin Consolidators & Cross-Border Linehaul

Handles warehouse pickup, export sortation, air/ocean linehaul, and customs clearance before final-mile induction.

4PX (4px) →YunExpress (yunexpress) →UBI Smart Parcel (ubi) →OSM Worldwide (osm) →

Regional & National Final-Mile Couriers

Receives the cleared parcel at the destination metro sort hub or DDU and performs doorstep delivery.

USPS (usps) →UniUni (uniuni) →SpeedX (speedx) →OnTrac (ontrac) →DHL (dhl) →Canada Post (canadapost) →

Common Handoff Routes & Scan Statuses for CASETiFY

→Handoff: 4PX → USPS →→Handoff: YunExpress → UniUni →→Handoff: OSM Worldwide → USPS →“Picked Up by Shipping Partner, USPS Awaiting Item” →“Shipping Label Created, USPS Awaiting Item” →

Automate CASETiFY WISMO tracking via REST or MCP

Building an order-tracking portal, AI customer support agent, or post-purchase workflow? Query GET /v1/track/{number} synchronously across 125 carriers with zero webhook queues.

Get a free API keyShopify & AI WISMO guide →

cURL synchronous lookup

curl "https://api.lastscanned.com/v1/track/YT2411321272099999" \
  -H "Authorization: Bearer lsk_live_YOUR_API_KEY"

Node.js / Edge Runtime fetch

const res = await fetch("https://api.lastscanned.com/v1/track/" + encodeURIComponent(trackingNumber), {
  headers: { Authorization: "Bearer " + process.env.LASTSCANNED_API_KEY },
});
const data = await res.json();
// data.status -> "in_transit" | "out_for_delivery" | "delivered"
// data.message -> extracted last-mile handoff barcode when applicable

CASETiFY tracking FAQ

What shipping carriers does CASETiFY use?
CASETiFY uses consolidators and linehaul partners (4px, yunexpress, ubi, osm) paired with regional and national final-mile carriers (usps, uniuni, speedx, ontrac, dhl, canadapost) across US, CA, AU, GB.
How do I track a CASETiFY package when it changes carriers?
Custom-printed CASETiFY orders ship from Hong Kong/Shenzhen production studios via 4PX or YunExpress, clearing into USPS (`92...`), UniUni (`UUS...`), SpeedX (`SPX...`), or OnTrac (`1LS...`). Paste your tracking number above or call GET https://api.lastscanned.com/v1/track/{number} to automatically detect the barcode format and inspect the normalized status and handoff message.
Why does my CASETiFY tracking number say USPS Currently Awaiting Package or Pre-Shipment?
When CASETiFY ships via a middle-mile consolidator or cross-border linehaul carrier, the final-mile carrier (usps, uniuni, speedx) receives an electronic manifest days before the physical parcel arrives at the local sort facility. Querying the origin consolidator on lastscanned reveals live middle-mile scans.

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