Indosat: the network, the 2022 merger and its coverage check

Indosat is one of Indonesia's three mobile networks, Indosat Ooredoo Hutchison since 2022. Its own pages record the merger and carry the coverage check for IM3.

One of Indonesia's three networks
Indosat Ooredoo Hutchison
Formed in the 2022 merger
The IM3 coverage check

Illustration: a signal mast on the waterfront above a busy harbour, wooden boats moored along the quay and cranes at rest behind them, the bay and a warm sky beyond.

The short answer

Indosat is one of Indonesia's three mobile networks, Indosat Ooredoo Hutchison since the 2022 merger of Indosat and Hutchison 3 Indonesia. Its coverage check for IM3 asks for your city and shows 2G, 4G and 5G. The plans on this site run on Telkomsel in Indonesia, named before you pay.

Checked October 2, 2026

Indosat at a glance

The company
Indosat Ooredoo Hutchison is the name on the copyright line of its pages; the company line reads PT Indosat Tbk, and IM3 and Tri Indonesia sit among its brands.
The merger
Its FAQ keeps the questions on the merger, including what was agreed on 28 December 2021, and its milestone page records the formation of the merged company in 2022.
Checking coverage
Its coverage check for IM3 asks for your city and shows 2G, 4G and 5G; the same page describes IM3 SATSPAM, its protection from scam and spam calls.

What this means for your eSIM (Indosat)

The plans on this site run on Telkomsel in Indonesia, not Indosat; the sections below come from Indosat’s own pages, so use them to follow its network. Once the eSIM connects, the network’s name appears next to the eSIM line in your phone’s settings.

The company and the merger

Indosat Ooredoo Hutchison is the name on the copyright line of its own pages, with PT Indosat Tbk in the company line; IM3 and Tri Indonesia sit among its brands, next to Indosat Business and Indosat HiFi. Its FAQ keeps the questions on the merger, including what was agreed on 28 December 2021, and its milestone page records the formation of the merged company in 2022.

The coverage check

The coverage check for IM3 at im3.id asks for your city and shows 2G, 4G and 5G; the same page describes IM3 SATSPAM, its protection from scam and spam calls.

The plan for this trip

Illustration: a hand holds a phone showing a QR code beside a frangipani flower and a small globe.

30 days · 10 GB · US$11.88

Data only, tax included. Each plan names its Indonesian network before you pay.

Buy on VietSIM

Questions

Did Indosat and Hutchison 3 merge?

Yes. Indosat Ooredoo Hutchison's own pages record the 2022 merger, and its FAQ keeps the questions on it, including what was agreed on 28 December 2021.

Will an Indonesia eSIM run on Indosat?

A travel eSIM runs on the network named on its plan; the plans on this site run on Telkomsel in Indonesia. Once it connects, the network's name appears next to the eSIM line in your phone's settings.