Letter ID
Process and track letters easily

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Letter ID is a dynamic, postal data matrix code used to uniquely identify consignments, or as a supplement to franking on the letter.

  • Track the sorting of consignments on both the outward and return journeys
  • Digitized and automated processing of returns
  • Use more advertising space on consignments
  • Customize the content of the Letter ID with information such as the customer number
  • Check completeness of printing or identify letter content

Documents

Testimonials

Letter ID with Helsana

Monitoring of letter mail and absolute transparency – Helsana has returns management completely under control.

Letter ID at Migros Bank

Returns management with Letter ID – congestion-free, secure and flexible at Migros Bank.

Letter ID at SECO

Simplicity and security with Letter ID – smooth returns management at SECO.

Letter ID at Sunrise

Categorization of returns with Letter ID – an indispensable tool for targeted further processing at Sunrise.

Who is this service for? Preconditions

Letter ID is a service for business customers who maintain a billing relationship with Swiss Post.

Service providers from the printing industry make their range of offers stand apart from the competition using Letter ID and support their customers in optimizing processes and making cost savings.

Prices

Digital returns information
Digitization of returns or receipt of digital returns information

Costs

CHF 0.09 / return

Qualified disposal of returns
“Qualified disposal” or shredding of returns and their sensitive content

Costs

CHF 0.02 / return

All prices in CHF

Prices per return incl. VAT

For more information about returns services, please visit www.swisspost.ch/returns.

Here’s how it works

  1. 1

    Create a letter consignment with a postage paid impression and the “Letter ID” data matrix code.

  2. 2

    Have the data matrix code approved by the Swiss Post final proof team as per the applicable provisions.

  3. 3

    Post the PP-franked letter mail and declare it with the order number contained in the data matrix code.

  4. 4

    Sorting of the letters on the outbound journey.

  5. 5

    Receive information about the letters on the return journey.

Sorting information on the outward journey

You can track the sorting results of your Letter ID consignments using the Swiss Post Customer Login for the “Track consignments Business” online service -> “Advanced search” -> “Letters with Letter ID”. You can also set up active notification via e-mail.

Returns information on the return journey

If you have selected “with data” for the processing of your returns with Letter ID, you can download this using your Swiss Post Customer Login in the “Track consignments Business” online service, under > “Advanced search” > “Letter returns”.

Frequently asked questions

Contact

Give us a call

CHF 0.08/min. from landline phones within Switzerland
Monday till Friday: 7.30am - 6pm

+41 58 667 85 91

+41 58 667 85 91

Write to us

Our address

Post CH Ltd
Post Net
Sales SME
Wankdorfallee 4
3030 Bern