AIS (Thailand): 4G and 5G bands
AIS (Thailand) runs 4G on B3, B8; B8 is the coverage layer. 5G bands: n1, n3, n28, n41. 5G SA: not found; RedCap: not found; 3G: winding down; 2G: winding down.
Check your module in Thailand
Results cover the 3 networks here; the home page checks every country at once.
Bands in detail
| Band | Name | Duplex | Uplink MHz | Downlink MHz | Layer | Checked |
|---|---|---|---|---|---|---|
| B1 | 2100 IMT | FDD | 1920–1980 | 2110–2170 | capacity layer | single source1 |
| B3 | 1800 DCS | FDD | 1710–1785 | 1805–1880 | capacity layer | cross-checked123 |
| B8 | 900 E-GSM | FDD | 880–915 | 925–960 | coverage layer | cross-checked123 |
| B28 | 700 APT | FDD | 703–748 | 758–803 | coverage layer | single source1 |
| B41 | 2500 BRS | TDD | 2496–2690 | 2496–2690 | capacity layer | single source1 |
| n1 | 2100 IMT | FDD | 1920–1980 | 2110–2170 | capacity layer | single source1 |
| n3 | 1800 DCS | FDD | 1710–1785 | 1805–1880 | capacity layer | single source1 |
| n28 | 700 APT | FDD | 703–748 | 758–803 | coverage layer | cross-checked12 |
| n41 | 2500 BRS | TDD | 2496–2690 | 2496–2690 | capacity layer | cross-checked12 |
Frequencies are from the 3GPP specifications. “Single source” means only one community source lists the band; it is shown but not scored.
Network status
Our dongles on this network
Supports B3, B8 (coverage layer).
Supports B3, B8 (coverage layer).
Supports B3, B8 (coverage layer).
5G: 5G bands match, but no commercial RedCap yet (n28, n41)
Sources
- C Frequency checker · Thailand Kimovil · 2026-10-03
- C AIS: LTE-M on B3 and NB-IoT on B8; 5G on n41 (2020) and n28 (2021) Powertec · 2026-10-04
- B AIS 4G trials on 1800 MHz (CAT) and 2.3 GHz (TOT) Bangkok Post · 2012
- B Mobile IoT network launches (Nov 2025) GSMA · 2025-11
- B Global 2G & 3G network closures, by country and operator (2026 update) Wireless Logic · 2026-10-04
