SMS postage stamp
Purchasing stamps by SMS – quick, easy and around the clock

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Are you out and about with no stamps to hand? Do you have a letter or postcard to send, but no stamps in the house? With Swiss Post’s SMS postage stamps, you’ll always have your stamps to hand: quickly, easily and around the clock.


Here’s how it works


Send an SMS with the text STAMP to 414

Write the code you receive in the upper right-hand corner of the envelope

Post your letter – and off it goes!

Important information

Formats and weight

SMS postage stamps are allowed only for standard domestic A Mail letters up to B5 format (25 × 17.6 cm), up to 100 g and up to 2 cm thick.

SMS postage stamps cannot be combined with other offers and are therefore valid only for a single standard A Mail letter. At present, all other forms of franking can only be purchased at branch counters or as a WebStamp.

Validity of the SMS code

The code is valid for ten days after receipt and can be used once for the payment of postage for a standard A Mail letter.

Range of services

The SMS postage stamp service is available to the following mobile plan and prepaid customers in Switzerland: Swisscom, Sunrise and SALT. Payment is made directly via the mobile provider. Items franked with an SMS postage stamp are transported and delivered in accordance with the services offered for A Mail letters.

General Terms and Conditions

The Swiss Post General Terms and Conditions (GTC) “Postal Services” (PDF, 100 KB) apply.


SMS postage stamp
For standard domestic A Mail letter

The amount is debited directly via your mobile subscription or charged to your prepaid credit.
per SMS

All prices in CHF incl. VAT