Telkomsel - Indonesia

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Carrier
Telkomsel
Country
Indonesia Flag of Indonesia View country details


Telkomsel (Indonesia) uses 1 GSM band, 1 UMTS band, 3 LTE bands, and 2 5G NR bands. Find out if your unlocked phone or mobile device will work with Telkomsel (Indonesia). See the tables below for details.

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Carrier website: http://www.telkomsel.com/

Last updated: 2024/08/05 - See latest updates

Telkomsel Indonesia is the largest cellular telecommunications company in Indonesia, with a customer base of 169.5 million as of 2020. It operates a variety of mobile services, including prepaid and postpaid options, such as Telkomsel PraBayar (a consolidation of simPATI, kartuAs, and LOOP) and Telkomsel Halo (formerly kartuHalo). These services differ in their payment models and pricing.

Key Highlights:

  • Ownership: Telkomsel is owned by Telkom Indonesia (69.9%) and Singtel (30.1%).
  • Network: Operates GSM, 3G, 4G, and 5G services on different frequency ranges.
  • Services: Offers a range of mobile services, including prepaid and postpaid options.
  • Market Share: Holds a 66.4% share of the Indonesian mobile phone market as of the first quarter of 2020.

Recent Developments:

  • 5G Rollout: Telkomsel launched its 5G service in June 2021, initially in limited regions such as Jakarta, Bandung, South Tangerang, and Batam.
  • Mergers and Acquisitions: In April 2023, Telkomsel announced a plan to merge with Telkom's broadband arm IndiHome, aiming to expand its fixed broadband market coverage.

Awards and Recognition:

  • Ookla Speedtest Awards: Telkomsel has consistently received awards from Ookla Speedtest Awards, including the Best Mobile Coverage and Fastest Mobile Network titles for 2023. It achieved a score of 889 for Coverage Score™ and 40.89 for Speed Score™, demonstrating its commitment to providing high-quality connectivity across Indonesia.

Future Plans:

  • Infrastructure Expansion: Telkomsel continues to deploy more base stations, including over 470 state-of-the-art 5G BTS, to enhance its network capabilities and coverage.
  • Digital Transformation: The company is committed to implementing state-of-the-art technology, such as Open Digital Architecture (ODA) network architecture, to deliver leading-edge network service speed and stability through AI-based zero-touch self-assurance schemes.

Telkomsel Indonesia remains a dominant player in the Indonesian telecommunications market, focusing on delivering high-speed connectivity and innovative services to its customers.

Frequency Bands

GSM

Name Interface Description
900 MHz (E-GSM) GSM

Telkomsel Indonesia uses the GSM 900 MHz (E-GSM) frequency band. This band is used in the Asia-Pacific (APAC) and European (EMEA) regions. The deployment of this band is not specified in the provided information.

Supported GSM Protocols

Name Generation
GPRS 2.5G
EDGE 2.5G

UMTS

Name Interface Description
B1 (2100 MHz) UMTS

Telkomsel Indonesia uses the UMTS band B1 (2100 MHz). This frequency band was deployed in 2002 for Telkomsel's UMTS services.

Supported UMTS Protocols

Name Generation
UMTS 3G
HSPA+ 3.5G (4G speed)

LTE

Name Interface Description
B3 (1800 MHz +) LTE

Telkomsel Indonesia uses LTE band B3 (1800 MHz +).
B8 (900 MHz) LTE

Telkomsel Indonesia uses LTE band B8 (900 MHz). This frequency band was deployed in 2024.
B40 (TD 2300 MHz) LTE

Telkomsel Indonesia uses the LTE B40 (TD 2300 MHz) frequency band. This band was added to Telkomsel Indonesia's network on August 5, 2024.

Supported LTE Protocols

Name Generation
LTE 4G

5G NR

Name Interface Description
N1 (2100 MHz) 5G NR

Telkomsel Indonesia uses the 5G NR N1 (2100 MHz) frequency band. This frequency band was added to Telkomsel Indonesia on August 5, 2024.
N40 (2300 MHz) 5G NR

Telkomsel Indonesia uses the 5G NR frequency band N40, which operates at 2300 MHz. This band is commonly referred to as the 2.3 GHz 5G band. The n40 band is known for its excellent range and building penetration due to its propagation characteristics. It is also a popular choice for 5G deployments because it is often already widely used by 3G and 4G networks, allowing operators to "re-farm" existing frequencies for 5G use. Telkomsel Indonesia deployed this frequency band in June 2021.

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