It is the largest telecommunications company in Montenegro and provides fixed-line, mobile, IPTV, internet, ICT and cloud services.

Roaming services are provided in more than 140 countries, with almost 300 mobile operators.

Going back into history, Montenegrin state-owned Postal and Telecommunications Company "PTT" was divided in two companies in 1998: Montenegro Post and Telekom Montenegro.

[2] Telekom provides fixed-network, mobile communications, Internet, and IPTV products and services for both business and residential consumers, and information and communication technology (ICT) for business and corporate customers.

In the mobile segment, Telekom offers prepaid and postpaid tariffs, and in the fixed, it provides broadband connections over FTTH, hybrid access and ADSL, while the whole fixed network infrastructure is switched to all–IP technology which enables Telekom to offer prepaid Fixed BB, so-called Internet-on-click option.