SIM Cards & mobile subscriptions
Roaming costs for calls to Ukraine canceled 
Sunrise, Swisscom and Salt temporarily cover the cost of calls to Ukraine and from Ukraine to Switzerland. The offer is partly temporary.
- Sunrise UPC for Ukraine - Free SIM card and calls to Ukraine
- Free calls to Ukraine and roaming within Ukraine (Swisscom)
- Salt waives charges for calls from Switzerland to Ukraine (…) until March 22, 2022.
Free SIM card for Ukrainian refugees
For Ukrainian refugees who own the refugee status S or want to apply for it and are at least 18 years old, Swisscom is offering a free SIM card with unlimited internet and unlimited calls throughout Switzerland.
Getting a SIM Card & Subscription
All SIM cards in Switzerland need to be registered with a valid official document. Drivers licenses are not accepted. Often SIM cards for contracts imply a setup fee of up to CHF 40.-. There are three major network providers and a number of smaller service providers using one of those networks. Salt, Sunrise and Swisscom are the network providers. Sunrise and Swisscom have the best coverage, Salt usually has the cheapest offers.
Service Options
There are many options varying from prepaid, prepaid with surf or calling options, to post paid contracts and flat rates. The following site allows you to compare various mobile offers:
Telecom / Mobile Provider
Network coverage of the different network providers
The network coverage maps show where reception is possible with which provider. If possible, check before signing a contract whether reception is really possible in your accommodation.