Extensive telecommunications facilities exist in Switzerland. They include the telephone system, internet, and broadcast media.

In 2022, Swisscom had 6,173,000 mobile telephony customers in Switzerland, with a marginal decrease of 0.1%. Sunrise experienced notable growth of 6%, reaching 2,766,000 mobile customers. Salt's customer base expanded to 1,883,000. Market share distribution by the end of 2022 was approximately 57% for Swisscom, 25% for Sunrise, and 17% for Salt.

Over the past decade, the proportion of contract customers has steadily increased from 60% in 2012 to 83% in 2022. This trend continues, with contract customers now accounting for 84.1% at Sunrise, 83.4% at Swisscom, and 78.8% at Salt. In 2022, the three major operators gained over 440,000 additional postpaid contract customers.

According to the National Consumer Price Index from the Federal Statistical Office (FSO), telecommunications services in Switzerland experienced a 0.7% decrease overall in 2022. Mobile telephone communications increased by 1.3%, while combined fixed-line and mobile services declined by 2.2% over the same period. The FSO assesses price trends based on a basket of the primary consumer goods and services purchased by Swiss households.

In 2021, 96% of Switzerland's population aged 15 to 88 used the internet, and over half of those aged 75 and above were daily users.

As of the end of 2022, Switzerland held the top ranking among OECD countries in fixed-network broadband subscriptions, with approximately 48.2% of the population having broadband internet connections, surpassing the OECD average of 34.9%. This places Switzerland ahead of other leading countries such as France (46.6%), Norway (45.7%), and Korea (45.4%).

In 1998 the number of radio receivers in the country totalled 7,100,000, on average one per inhabitant; in 2004 there were 113 FM and 4 AM radio stations in the country, without counting many other low power stations.

Also, in 1995, there were 108 television stations and 3,310,000 television sets.