Telia Suomi is a major telecommunications company based in Finland. The company was established in 1994 as Sonera, a state-owned enterprise, before being privatised and listed on the Helsinki and New York stock exchanges in 2000. In 2002, the company was acquired by the Swedish telecommunications giant Telia Company, and it was subsequently renamed Telia Finland in 2017. As a subsidiary of Telia Company, Telia Suomi operates independently in the Finnish market.
Alias
Telia Finland Oyj
Country
Type
Network Operator
Ownership
Telia Logo
3G Network

The company provided 2G GSM services over 900 and 1800 MHz bands since June 1992, and launched 3G UMTS over B1 (2100 MHz) in May 2007 and B8 (900 MHz) in June 2009. 3G services were upgraded to DC-HSPA+ in 2012.

The network was shut down 31/12/2023.

    Network Frequency Band Status
    Shut Down
    Shut Down
    Date Event Subtype
    Launch of 3G Network
    Launch
    4G Network

    4G LTE services were launched in November 2010 over the B7 (2600 MHz) band and complemented by B3 (1800 MHz) in August 2011. A 300 Mb/s 2C CA service over B3 and B7 (CA_3A-7A) was commercially launched in 2015, and 3C CA trials adding a B20 (800 MHz) service was announced in September 2015 reaching data rates of 375 Mb/s DL.

    LTE-A Pro technology was demonstrated in December 2016 with data rates up to 640 Mb/s achieved.

    Live testing of NB-IoT and LTE-M (Cat-M1) was announced in November 2017, with commercial activation confirmed in March 2018.

      4G Frequency Bands
      Network Frequency Band Max. Channel Bandwidth Status
      20
      Active
      20
      Active
      10
      Active
      Date Event Subtype
      Launch of 4G Network
      Launch
      5G Network

      Telia announced the activation of a pre-commercial 5G network in September 2018, operating over the n78 (3500 MHz) band. The network initially used test frequencies issued by the Finnish Communications Regulatory Authority, with full commercial operation possible after securing frequencies 3410 to 3540 MHz in the country's October 2018 5G spectrum auction.

      The network was commercially launched in October 2019 in NSA, and later as a Standalone network in November 2021.

        Network Frequency Band Max. Channel Bandwidth Status
        10
        Active
        100
        Active
        Date Event Subtype
        Launch of 5G Network
        Launch