“Departure from outward office of exchange (국제우편물류센터 발송 — Korea Post)”Normalized: in_transit (In transit)Korea Post (koreapost)USPS (usps)Canada Post (canadapost)

What Korea Post 'Departure from outward office of exchange' (Incheon IPO) means.

Korea Post has processed your EMS or K-Packet shipment at the International Postal Logistics Center at Incheon International Airport (ICN) and tendered the air dispatch to the airline.

Try a live tracking number:

What is happening in the supply chain

All outbound Korea Post EMS (E...KR) and K-Packet (LK...KR / R...KR) shipments converge at the Incheon International Post Office (국제우편물류센터). After X-ray screening and export customs clearance, Korea Post scans Departure from outward office of exchange alongside the flight number and hands the ULD container to the carrier at Incheon Airport.

92… USPS Awaiting Item Checker →
Verbatim carrier scan
“Departure from outward office of exchange (국제우편물류센터 발송 — Korea Post)”
Normalized API status
in_transit
Typical time to delivery
3–8 business days
Recommended recipient action
Your K-Beauty, K-Pop, or Korean e-commerce parcel is departing Incheon Airport. The next scan will appear at destination customs (such as USPS ISC Los Angeles or ISC New York).
Developer / WISMO action
Query GET /v1/track/{number}?carrier=koreapost and poll the destination postal service (?carrier=usps) once the flight lands.

How lastscanned normalizes this scan

Instead of maintaining brittle regexes for every carrier's raw scan phrasing across 273 carriers, query GET /v1/track/{number} or connect https://mcp.lastscanned.com.

Get an API keyKorea Post API docs

Synchronous GET request

curl "https://api.lastscanned.com/v1/track/EG123456789KR" \
  -H "Authorization: Bearer lsk_live_YOUR_API_KEY"

Normalized JSON response

{
  "carrier": "koreapost",
  "trackingNumber": "EG123456789KR",
  "status": "in_transit",
  "statusDescription": "Departure from outward office of exchange (국제우편물류센터 발송 — Korea Post)",
  "events": [
    {
      "timestamp": "2026-10-26T14:22:00Z",
      "localTime": "2026-10-26T10:22:00",
      "status": "in_transit",
      "description": "Departure from outward office of exchange (국제우편물류센터 발송 — Korea Post)",
      "location": "INCHEON INTERNATIONAL POST OFFICE, KR"
    }
  ]
}

Frequently asked questions

How long after 'Departure from outward office of exchange' does Korea Post K-Packet reach the US?
EMS flights typically arrive and log a US ISC scan within 2–4 business days; K-Packet (LK...KR) shipments typically log their first USPS scan within 4–8 business days.
Does the same Korea Post tracking number work after arriving in the destination country?
Yes. Standard 13-character S10 barcodes ending in KR track across Korea Post, USPS, Canada Post, Royal Mail, and Australia Post.

Related cross-border e-commerce scans

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All 273 supported carriers

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