AIS: the network, its services and its 5G
AIS is Advanced Info Service PLC, one of Thailand's three mobile networks. Its own pages cover consumer plans, its 5G network, and services for visitors.
- Advanced Info Service PLC
- Prepaid and postpaid plans
- 5G for consumers
- A tourist plan for visitors
The short answer
AIS is Advanced Info Service PLC, one of Thailand's three mobile networks. Its consumer pages carry prepaid and postpaid plans, its network pages cover 5G for consumers, and its international pages cover roaming and a tourist plan for visitors. The plans on this site run on dtac or True, named before you pay.
Checked October 2, 2026
AIS at a glance
The company
AIS is Advanced Info Service PLC; its consumer site carries prepaid and postpaid packages, phones, home fibre and entertainment.
5G
Under network and technology, AIS keeps 5G pages for consumers and for industry, with a Living Network section and an NB-IoT page.
For visitors
AIS's international section covers roaming, international calls and a tourist plan for visitors to Thailand.
What this means for your eSIM (AIS)
The plans on this site run on dtac or True, not AIS; the sections below come from AIS’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 (AIS)
AIS is Advanced Info Service PLC: the name on the copyright line of its own pages. Its consumer pages carry prepaid and postpaid packages, phones and devices, home fibre, and entertainment; its international pages cover roaming, international calls and a tourist plan for visitors.
5G and the network pages
AIS keeps a network and technology section on its site: 5G for consumers, with its Living Network, connectivity and Q&A pages, and 5G for industry. The same section carries an NB-IoT page.
The plan for this trip
Lowest price per day for trips of 8 to 15 days
10 days · 50 GB · US$9.88
Data only, tax included. Each plan names its Thai network before you pay.
Buy on VietSIMQuestions
Will a Thailand eSIM run on AIS?
A travel eSIM runs on the network named on its plan; the plans on this site run on dtac or True. Once it connects, the network's name appears next to the eSIM line in your phone's settings.
Does AIS have 5G?
Yes. AIS keeps 5G pages for consumers on its site, with its Living Network, connectivity and Q&A sections, and a 5G section for industry on the same site.
Sources
Where the facts on this page come from.
Get your Thailand eSIM before you fly.
Plans from US$4.88, tax included, on dtac, True or a Southeast Asia regional network. Pick one here and pay on the store in US dollars.
See the plansCheckout on VietSIM · full refund if it does not work