| Telecom Operator In Thailand | MCC | MNC |
|---|---|---|
| DTAC (Total Access Communications Co.) | 520 | 18 |
| AIS GSM (Advanced Info Service PLC) | 520 | 01 |
| AIS GSM 1800 (Digital Phone Co. Ltd) | 520 | 23 |
| True Move | 520 | 99 |
| CAT Telecom (CDMA) | 520 | 02 |
| TOT Mobile | 520 | 15 |
| CAT Telecom (3G) | 520 | 00 |