---
title: "CAT CDMA: MCC 520 MNC 02"
mcc: "520"
mnc: "02"
plmn: "52002"
brand: "CAT CDMA"
operator: "CAT Telecom"
country: "Thailand"
country_iso: "TH"
region: "Oceania"
technologies: ["2G"]
updated: "2025-04-09"
canonical: "https://mcc-mnc.org/networks/520_02"
---

# CAT CDMA: MCC 520, MNC 02 (Thailand)

**CAT CDMA** (operator: CAT Telecom) is a mobile network in [Thailand](https://mcc-mnc.org/countries/thailand.md) (Oceania), identified by MCC **520** and MNC **02**: PLMN ID 52002, also written 520-02 or 520 02. It runs 2G.

## Identifiers

| Field | Value |
|---|---|
| MCC (Mobile Country Code) | 520 |
| MNC (Mobile Network Code) | 02 |
| PLMN ID (MCC+MNC) | 52002 |
| TADIG code | — |
| Brand | CAT CDMA |
| Operator | CAT Telecom |
| Country | Thailand (TH) |
| Region | Oceania |
| Dialling code | — |
| Technologies | 2G |
| Last updated | 2025-04-09 |

## Technologies & bands

| Generation | Bands | Measured cells |
|---|---|---|
| 2G | [CDMA 800](https://mcc-mnc.org/coverage/cdma_800.md) | — |
| 3G | No bands on file | 3 |
| 4G | No bands on file | 7 |

## Voice & calling services

| Service | Status | Source |
|---|---|---|
| VoLTE | Unknown | — |
| VoWiFi | Unknown | — |
| ViLTE | Unknown | — |
| VoNR | Unknown | — |

A service not marked Supported or Not supported is unknown: no data either way, not a sign that the network lacks it.

## About CAT CDMA

CAT Telecom, also known for its CAT CDMA network, is a mobile network operator in Thailand, operating under the Mobile Country Code (MCC) of 520 and Mobile Network Code (MNC) of 02. While Thailand isn't geographically located within Oceania, understanding its mobile networks is crucial for global travelers and businesses operating in the broader Asia-Pacific region. CAT Telecom, now part of National Telecom Public Company Limited (NT), used to offer CDMA services primarily, but has since transitioned to other technologies.

In comparison to other major mobile operators in Thailand like AIS, TrueMove H, and DTAC, CAT Telecom has carved a niche focusing on specific market segments. Its legacy CDMA network, while less prevalent now, played a significant role in the early stages of mobile communication in the country. Keep an eye on NT's future strategies as they continue to evolve and reshape their services in Thailand's dynamic telecommunications landscape, especially given the increasing demand for 5G and advanced mobile solutions. Understanding the MCC and MNC codes helps to identify and compare networks, and is crucial to ensure smooth mobile connectivity in Thailand.

## Android carrier config highlights

| Setting | Value | Key |
|---|---|---|
| Treated as roaming | 520 | `roaming_operator_string_array` |

## Cell towers

OpenCelliD has measured **10** cells on this network across 7 location/tracking areas, first seen 2024-03-05 and last seen 2026-06-18 (data as of 2026-09-27).

| Radio | Generation | Cells |
|---|---|---|
| UMTS | 3G | 3 |
| LTE | 4G | 7 |

Locate a single cell by MCC, MNC, LAC/TAC and cell ID with the https://mcc-mnc.org/cell-id-lookup tool, `GET /api/v1/cells` or the MCP `lookup_cell` tool. Cell data from OpenCelliD (https://opencellid.org), licensed CC BY-SA 4.0.

## Other networks in Thailand

| MCC | MNC | Network | TADIG |
|---|---|---|---|
| 520 | 00 | [TrueMove H / my by CAT](https://mcc-mnc.org/networks/520_00.md) | THACT |
| 520 | 01 | [AIS](https://mcc-mnc.org/networks/520_01.md) | — |
| 520 | 03 | [AIS](https://mcc-mnc.org/networks/520_03.md) | THAWN |
| 520 | 04 | [TrueMove H](https://mcc-mnc.org/networks/520_04.md) | THACA |
| 520 | 05 | [dtac TriNet / LINE](https://mcc-mnc.org/networks/520_05.md) | THADT |
| 520 | 09 | [Royal Thai Police](https://mcc-mnc.org/networks/520_09.md) | — |
| 520 | 15 | [AIS-T / TOT Mobile](https://mcc-mnc.org/networks/520_15.md) | — |
| 520 | 18 | [dtac](https://mcc-mnc.org/networks/520_18.md) | THAWP |
| 520 | 20 | [ACeS](https://mcc-mnc.org/networks/520_20.md) | — |
| 520 | 23 | [AIS GSM 1800](https://mcc-mnc.org/networks/520_23.md) | — |
| 520 | 25 | [WE PCT](https://mcc-mnc.org/networks/520_25.md) | — |
| 520 | 47 | [dtac-T / LINE / TOT Mobile](https://mcc-mnc.org/networks/520_47.md) | — |
| 520 | 99 | [TrueMove](https://mcc-mnc.org/networks/520_99.md) | THACO |

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