Updated on July 5, 2026

Cambodia Post Tracking

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Cambodia Post tracking follows every registered letter, parcel, and EMS shipment handled by the designated national postal operator of the Kingdom of Cambodia, which routes international mail through the Universal Postal Union and the EMS Cooperative to more than 190 countries. A Cambodia Post tracking number is a 13-character code ending in the country letters KH, and it can be pasted into the tracker at the top of this page to see the full scan history in one place. The same Cambodia Post tracking number keeps working after a parcel leaves Cambodia and is handed to the destination postal service, so one lookup covers the whole journey.

Cambodia Post Tracking Number Format

A Cambodia Post tracking number is a 13-character code built on the Universal Postal Union S10 standard: two letters, then nine digits, then the two-letter country code KH. A typical number looks like EE123456789KH, where KH confirms the item originated with Cambodia Post. This is the same international format used by every UPU member post, which is why the number stays valid across borders.

The first letter identifies the service class, and the second letter keeps each number unique within that class. Prefixes beginning with E indicate Express Mail Service (EMS), R indicates registered mail, and C indicates ordinary or insured parcels. Cambodia Post also uses the terms consignment number, article number, and item number for the same 13-character code, so a shipping confirmation may label it differently even though the format is identical.

Ordinary (non-registered) letters and postcards do not carry a tracking number. To follow an item end to end it must be sent as EMS, registered mail, or a tracked parcel, each of which is assigned an S10 number at the counter.

Where to Find Your Cambodia Post Tracking Number

The Cambodia Post tracking number is printed on paperwork given at the point of posting and shared by online sellers in their dispatch messages. It appears in these places:

  • On the receipt issued at the post office counter when the item is accepted.

  • In the shipping confirmation email or message from an online store or marketplace.

  • On the address label or barcode sticker applied to the parcel itself.

  • In the account or order page of the shop where the purchase was made.

A retailer's internal order ID is not the same as the Cambodia Post tracking number. Only the 13-character code ending in KH resolves in the postal network; the order reference identifies the purchase but returns no scan history.

Cambodia Post Tracking Number Example

Cambodia Post issues a different prefix for each tracked service. The table below lists the number patterns seen on Cambodia Post items, the typical length, and what each prefix indicates. Only the prefix families documented for Cambodia Post are shown; the two-letter prefix identifies the service class, while the digits alone carry no service meaning.

Format / Pattern

Typical Length

What It Indicates

EE123456789KH (prefix E)

13 characters

EMS (Express Mail Service), the priority tracked service for documents and parcels

RA123456789KH / RR123456789KH (prefix R)

13 characters

Registered mail and registered small packets, generally up to 2 kg, with signature on delivery

CD123456789KH / CP123456789KH (prefix C)

13 characters

Ordinary or insured parcels, generally up to 20 kg

ending in KH

last 2 characters

Country code for Cambodia; confirms the item originated with Cambodia Post

The nine middle digits are a unique serial and do not signal weight, destination, or speed. The prefix letter is the only reliable indicator of the service class, so an item beginning with E was sent by EMS and one beginning with R was sent as registered mail.

Cambodia Post Tracking Status Guide

Cambodia Post records a scan each time an item changes hands, and the status wording follows the standard Universal Postal Union event set. The table below explains the statuses seen most often on a Cambodia Post shipment, from acceptance through delivery.

Status

What It Means

Pre-shipment / posting

The shipping details have been registered but the item has not yet been scanned into the network.

Accepted / posted

Cambodia Post has taken physical possession of the item at a post office counter.

In transit

The item is moving between post offices and sorting centers toward its destination.

Arrived at sorting center

The item has reached a processing hub, typically the Phnom Penh sorting facility, for onward routing.

Dispatched from outward office of exchange

An international item has left Cambodia's outbound exchange office and is heading abroad by air.

Arrived at inward office of exchange

The item has reached the destination country's international gateway.

Held at customs / customs clearance

The destination customs authority is inspecting the item; duties or taxes may be due.

Customs cleared

Customs has released the item to the local postal carrier for delivery.

Out for delivery

A local carrier is bringing the item to the recipient's address.

Delivery attempted / failed

Delivery was tried but not completed; the item is held for redelivery or pickup.

Available for pickup

The item is waiting at a post office or access point for the recipient to collect.

Delivered

The item has been handed to the recipient or left at the delivery address.

Why Cambodia Post Tracking Is Not Updating or Not Working

Cambodia Post tracking that is not updating usually reflects a gap between scans rather than a lost parcel, especially on international routes where days can pass between the outbound scan in Cambodia and the first scan in the destination country. The reasons below explain the most common cases.

Awaiting the first scan: a number issued or emailed by a seller does not go live until Cambodia Post physically accepts the item and records the acceptance scan. Until then a lookup may show no information.

In transit between offices: domestic legs between provinces and international air legs can run for several days with no intermediate scan. A quiet period here is normal and does not mean the item has stopped moving.

Handed to the destination post: after the international handoff, updates depend on the receiving carrier's system. Scans can pause during the transfer and resume once the destination post logs the arrival.

Customs clearance: an item can sit at customs in the destination country while it is inspected or while duties are assessed, and tracking may not refresh until it is released.

Wrong or incomplete number: a mistyped character or a retailer order ID entered in place of the 13-character KH number returns no result. Re-check the number against the receipt or confirmation and confirm it ends in KH.

Genuinely delayed: public holidays, limited flight availability out of Southeast Asia, and peak-season backlogs can extend transit. If a domestic item has shown no movement for several days, the sender can raise an inquiry at the post office where it was mailed; the sender is normally the party able to open a case.

Services and Delivery Times Compared

Cambodia Post runs a tiered set of mail and parcel services covering everything from priority express to standard letters. The table below summarizes the main tracked services, their typical delivery windows, and what each is best suited to.

Service

Typical Delivery Time

Tracking

Best For

Domestic EMS

1-2 business days

Yes

Urgent local documents and parcels

Domestic parcel / registered

3-5 business days

Yes

Everyday parcels across provinces

International EMS

5-14 business days

Yes

Faster cross-border shipments

International parcel / registered

2-3 weeks or more

Yes

Affordable international shipping

Ordinary mail

Varies

No

Letters and postcards

EMS is the premium tier, offering the fastest handling and full tracking on both domestic and international shipments. Registered mail adds a signature on delivery and suits documents and valuables up to 2 kg, while standard parcels carry heavier items up to 20 kg at a lower cost. Ordinary mail is the cheapest option for letters and postcards but is untracked.

Delivery and Transit Times

Domestic delivery inside Cambodia is fast on the priority tier: EMS within Phnom Penh or to provincial capitals such as Siem Reap, Battambang, and Sihanoukville is usually completed in 1-2 business days. Standard domestic parcels and registered letters moving across provinces generally take 3-5 business days, with more remote rural districts at the longer end of that range.

International timing depends on the service and the distance. International EMS typically runs 5-14 business days, with nearby Asian destinations at the shorter end. Parcels to Thailand, for example, often move in about 5-7 business days, while Europe and North America tend to take roughly two to three weeks by standard international parcel. These are estimates for the transport itself and do not include time lost to customs inspection, public holidays, or limited flight availability, any of which can extend delivery.

Lost, Damaged, and Undelivered Items

Cambodia Post handles claims for tracked services through the office where the item was posted, and the sender is normally the party who files. Before opening a case, it helps to confirm the tracking number is correct and to allow the full transit window plus extra days for international customs. If an item still appears lost or arrives damaged, the sender can lodge an inquiry at the accepting post office, which can raise an official trace through the postal network to the destination operator. Registered mail and EMS carry a record of acceptance and delivery, which supports a claim; ordinary untracked mail cannot be traced.

Which Countries Does Cambodia Post Deliver To?

Cambodia Post international tracking covers shipments to more than 190 countries and territories, because Cambodia Post is a member of the Universal Postal Union and an official operator within the EMS Cooperative. That framework lets a single Cambodia Post number follow an item from acceptance in Cambodia, through the outbound exchange office, and on to delivery by the destination country's own postal service.

Domestically, Cambodia Post reaches all 25 provinces of the Kingdom, from the capital Phnom Penh to provincial hubs such as Siem Reap, Battambang, Sihanoukville, Kampong Cham, and Poipet, with rural coverage extending through district and commune offices. Internationally, mail is handed to the receiving post at the destination gateway, where the same 13-character number is recognized and completed by that carrier.

Regional and worldwide destinations include:

  • Domestic: all 25 Cambodian provinces, including Phnom Penh, Siem Reap, Battambang, Sihanoukville, and Kampong Cham.

  • Southeast Asia: neighboring markets served by Thailand Post, Vietnam Post, Laos Post, and Singapore Post.

  • East Asia: China, delivered by China Post, plus Japan, South Korea, Hong Kong, and Taiwan.

  • Europe: the United Kingdom, delivered by Royal Mail, plus Germany, France, the Netherlands, Italy, and Spain.

  • North America: the United States, delivered by USPS, and Canada.

  • Asia Pacific and beyond: Australia, New Zealand, and destinations across the Middle East and Africa reached through the UPU network.

Cross-Border Customs and International Handoff

Every international Cambodia Post shipment passes through Cambodia's outbound office of exchange in Phnom Penh, where it is dispatched abroad by air and the customs declaration travels with it. Cambodia Post supports electronic CN22 and CN23 customs forms, and has been rolling out advance electronic data sharing with customs to speed clearance of outbound and inbound postal items.

On arrival, the destination country's customs authority inspects the parcel and may charge import duties or taxes, which the recipient usually pays before release. Customs delays are outside Cambodia Post's control, so when tracking shows an item held at customs, the fastest path is to respond promptly to any request for payment or documentation. After clearance, the destination postal operator completes delivery under the same tracking number: an item to the United States is delivered by USPS, and one to the United Kingdom by Royal Mail.

Marketplace Collaborations

Cambodia Post is a common last-mile carrier for cross-border e-commerce parcels arriving in Cambodia, most of which originate on China-based marketplaces because the largest regional platforms do not operate a local Cambodian storefront. Packages ordered from AliExpress, Temu, Shein, and Taobao are frequently exported from China through the international post and handed to Cambodia Post for final delivery to the recipient's address.

On these cross-border orders, the seller's original marketplace order ID is separate from the Cambodia Post tracking number that completes the delivery leg. Where an item ships on a UPU S10 number, that KH-ending code can be followed on this page all the way to the door. Regional platforms such as Shopee and Lazada serve much of Southeast Asia, and parcels from Chinese sellers on those and similar sites also reach Cambodian buyers through the postal channel that Cambodia Post delivers.

What Is Cambodia Post?

Cambodia Post is the designated national postal operator of the Kingdom of Cambodia, headquartered at the corner of Street 13 and Street 102 in Khan Daun Penh, Phnom Penh, and overseen by the Ministry of Posts and Telecommunications. Organized postal service in Cambodia dates back to the French protectorate in the 1860s, and the modern operator was restructured into an autonomous public enterprise in 2011, giving it independent business and financial management under a government-appointed board.

Today Cambodia Post provides letter and parcel delivery, Express Mail Service, registered mail, and counter and financial services through a network reaching all 25 provinces. As a member of the Universal Postal Union and an official EMS Cooperative operator, it serves as Cambodia's gateway to the international postal system, connecting senders and recipients in the country with postal networks worldwide. The operator has modernized in recent years, launching an updated website and mobile application and adopting electronic customs data to streamline international shipping.

Cambodia Post Common Questions:

How do I track a Cambodia Post package?

Find your tracking number on your postal receipt, shipping confirmation email, or seller notification, then enter it into the tracker at the top of this page. You can also track on the official Cambodia Post website. The scan history shows where your item is and what its current status means.

What does a Cambodia Post tracking number look like?

A Cambodia Post tracking number has 13 characters: two letters, then nine digits, ending with the country code KH. A typical example is EE123456789KH. The KH at the end confirms the item originated with Cambodia Post.

What do the letters in my Cambodia Post tracking number mean?

The first letter shows the service class. Numbers starting with E are EMS (express), numbers starting with R are registered mail, and numbers starting with C are parcels. The second letter helps keep each number unique.

What is EMS at Cambodia Post?

EMS (Express Mail Service) is Cambodia Post's premium, fastest option for both domestic and international delivery. It includes full tracking and priority handling, and its tracking numbers begin with the letter E, for example EE123456789KH.

How long does Cambodia Post take to deliver domestically?

Domestic EMS within Phnom Penh or to provincial capitals is usually delivered in 1-2 business days. Standard domestic parcels and registered letters moving across provinces generally take 3-5 business days.

How long does international delivery take with Cambodia Post?

International EMS usually takes 5-14 business days, depending on flight routes out of Southeast Asia. Standard international parcels to distant destinations such as the United States or Europe can take roughly 2-3 weeks or more. Customs handling can add extra time.

Why is my Cambodia Post tracking not updating or stuck?

Tracking often goes quiet while an international item is in transit between leaving Cambodia and being scanned in the destination country. This usually does not mean the item is lost. Recheck the number for typos, allow extra time for international and customs handling, and if it is a domestic item, contact Cambodia Post or ask the sender to open an inquiry at the post office where it was mailed.

Can I still track my parcel after it leaves Cambodia?

Yes. Cambodia Post is part of the Universal Postal Union and the EMS Cooperative, so your item is handed to the destination country's postal operator for final delivery. The same tracking number is usually recognized by the receiving carrier, and on InstantParcels you can follow the whole journey with one number.

Which carrier delivers my Cambodia Post parcel abroad?

The destination country's national postal service completes delivery. For example, an item to the United States is delivered by USPS, and an item to the United Kingdom is delivered by Royal Mail. Cambodia Post handles the shipment until the international handoff.

Does Cambodia Post registered mail include tracking?

Yes. Registered Mail includes tracking and a signature on delivery, which makes it a good choice for important documents and valuable small items. Registered numbers usually start with the letter R.

Does ordinary letter mail have a tracking number?

No. Standard ordinary mail such as letters and postcards usually does not carry a tracking number. To track an item, send it as EMS, registered mail, or a parcel.

Why is my Cambodia Post parcel held at customs?

International parcels can be held for customs clearance in the destination country. The recipient may need to pay import duties or taxes before release. Customs delays are outside Cambodia Post's control, so respond promptly to any request for payment or documentation to speed things up.

What does 'In Transit' mean on Cambodia Post tracking?

'In Transit' means your item is moving through sorting centers and toward its destination. For international shipments, you may also see an outbound scan when the item leaves Cambodia and an arrival or customs scan when it reaches the destination country.

What weight can I send with Cambodia Post?

Registered small packets are generally accepted up to 2 kg, while standard parcels can be sent up to 20 kg. EMS limits and rates vary by destination, so check current details at a post office or on the Cambodia Post website.

What should I do if my Cambodia Post item is lost?

First confirm the tracking number is correct and allow extra time for international items. If it still appears lost, contact Cambodia Post customer service for domestic items, or ask the sender to open an official inquiry at the post office where the item was mailed, since the sender is usually the party able to file a claim.

How do I contact Cambodia Post?

You can reach Cambodia Post through its website at cambodiapost.com.kh, by phone at +855 23 723 51, or in person at the Central Post Office in Phnom Penh or a local branch.

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