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Serial letters & bulk mail

Print and send bulk letters

Upload a recipient list (CSV) or several documents and we print, envelope and hand all letters to Swiss Post – in one run. Bulk mail suits SMEs, associations and administrations and starts with a volume discount from CHF 2.39 per letter (B-Post Bulk). No printer of your own, no subscription, pay as a guest or via your account.

Start bulk lettersCSV upload • Volume discount automatic

How to send bulk letters

  1. 1. Upload the list

    Import your recipient list as CSV or build the serial letter in the batch editor.

  2. 2. Check preview & discount

    Review the letters in the preview; the volume discount is calculated and shown automatically.

  3. 3. Send all at once

    We print and envelope the whole series and hand it to Swiss Post.

Bulk mail at a glance

Data source
CSV import (recipients + variables) or multiple PDFs
Volume discount
progressive from 10 letters, B-Post Bulk from CHF 2.39
Shipping methods
B-Post, A-Post, A-Post Plus, registered
Use
SME mailings, club and authority correspondence

Prices per letter

Single-letter prices per letter (1 page, grayscale). In a bulk send the progressive volume discount applies on top (B-Post Bulk from CHF 2.39):

Shipping typePrice from
B-PostCHF 2.49
A-PostCHF 2.99
A-Post PlusCHF 5.49
RegisteredCHF 8.99

Additional pages: +CHF 0.20 per page (grayscale) or +CHF 0.35 per page (colour). The discount grows with the number of letters.

“From” prices. The exact discount depends on quantity and shipping method and is shown before payment.

Why SwissDocs24 for bulk mail

  • The whole series in one run – no manual enveloping.
  • Progressive volume discount, transparent before payment.
  • Processing in Switzerland, encrypted transfer.
  • Hand-over to Swiss Post; delivery follows their terms.

Frequently asked questions

How does bulk sending work?

You upload a CSV recipient list or several documents. We print and envelope all letters and hand them to Swiss Post – you don’t print or stuff anything yourself.

From how many letters is there a discount?

The progressive volume discount applies from 10 letters and grows with quantity. With B-Post Bulk, prices start from CHF 2.39 per letter.

What file format do I need?

For personalised serial letters, import a CSV with recipient data and variables. Alternatively, upload several ready PDFs for a batch send.

Can I get an invoice as a club or SME?

Sending is possible as a guest; with an account your sends and receipts are bundled. We’re happy to answer billing questions by email.

Can I send the batch as registered mail?

Yes. As with a single letter you can choose B-Post, A-Post, A-Post Plus and registered – even mixed per recipient.

Is my data kept confidential?

Yes. Processing takes place in Switzerland with encrypted transfer. We do not analyse the content of your documents.