Swisscom is Switzerland's leading telecommunications operator. Net sales break down by activity as follows:
- fixed and mobile telecommunications services (69.9%): fixed and mobile telephony, data transmission, Internet access, TV and radio broadcasting services, etc.;
- realisation, maintenance and operation of communication infrastructures (8.9%);
- interconnection services (8%): for telecommunications operators;
- sale of fixed and mobile telephones (7.8%);
- other (5.4%).
Net sales are distributed geographically as follows: Switzerland (78.3%), Italy (21.5%) and Europe (0.2%).