---
title: "T-Mobile: MCC 230 MNC 01"
mcc: "230"
mnc: "01"
plmn: "23001"
tadig: "CZERM"
brand: "T-Mobile"
operator: "T-Mobile Czech Republic"
country: "Czech Republic"
country_iso: "CZ"
region: "Europe"
technologies: ["2G", "3G", "4G"]
updated: "2025-04-09"
canonical: "https://mcc-mnc.org/networks/230_01"
---

# T-Mobile: MCC 230, MNC 01 (Czech Republic)

**T-Mobile** (operator: T-Mobile Czech Republic) is a mobile network in [Czech Republic](https://mcc-mnc.org/countries/czech_republic.md) (Europe), identified by MCC **230** and MNC **01**: PLMN ID 23001, also written 230-01 or 230 01, with the TADIG roaming code **CZERM**. It runs 2G, 3G and 4G. Calling: VoLTE: Supported.

## Identifiers

| Field | Value |
|---|---|
| MCC (Mobile Country Code) | 230 |
| MNC (Mobile Network Code) | 01 |
| PLMN ID (MCC+MNC) | 23001 |
| TADIG code | CZERM |
| Brand | T-Mobile |
| Operator | T-Mobile Czech Republic |
| Country | Czech Republic (CZ) |
| Region | Europe |
| Dialling code | — |
| Technologies | 2G, 3G, 4G |
| Last updated | 2025-04-09 |

## Technologies & bands

| Generation | Bands | Measured cells |
|---|---|---|
| 2G | [GSM 1800](https://mcc-mnc.org/coverage/gsm_1800.md), [GSM 900](https://mcc-mnc.org/coverage/gsm_900.md) | 2,761 |
| 3G | [UMTS 2100](https://mcc-mnc.org/coverage/umts_2100.md) | 1,981 |
| 4G | [LTE 800](https://mcc-mnc.org/coverage/lte_800.md), [LTE 1800](https://mcc-mnc.org/coverage/lte_1800.md), [LTE 2600](https://mcc-mnc.org/coverage/lte_2600.md), [LTE 2100](https://mcc-mnc.org/coverage/lte_2100.md) | 11,580 |
| 5G | No bands on file | 1 |

## Voice & calling services

| Service | Status | Source |
|---|---|---|
| VoLTE | Supported | Android carrier config |
| 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 T-Mobile

T-Mobile Czech Republic, operating under MCC (Mobile Country Code) 230 and MNC (Mobile Network Code) 01, stands as a major mobile network operator in the Czech Republic, a country nestled in the heart of Europe. As one of the leading providers, T-Mobile CZ competes with other prominent networks such as Vodafone Czech Republic and O2 Czech Republic, offering a wide range of services including voice, data, and mobile internet access across a variety of technologies like 4G LTE and the emerging 5G.

T-Mobile has a significant history in the Czech Republic telecommunications market, evolving through various technological advancements to provide cutting-edge connectivity to its subscribers. Known for its extensive network coverage and innovative service offerings, T-Mobile Czech Republic continues to invest in infrastructure and explore new technologies to maintain its competitive edge and meet the evolving demands of the Czech mobile market, contributing to the country's overall digital landscape.

## APN settings

| Name | APN | Types | Protocol | Username | Password | MMSC | MMS proxy | MMS port | Source |
|---|---|---|---|---|---|---|---|---|---|
| T-Mobile CZ | `internet.t-mobile.cz` | default, ia, supl | — | `wap` | `wap` | — | — | — | AOSP |
| T-Mobile CZ | `internet.t-mobile.cz` | default, supl | — | `wap` | `wap` | `http://mms` | 010.000.000.010 | 80 | LineageOS |
| HOS | `hos` | mms | IPV4V6 | — | — | `http://mms` | 10.0.0.10 | 80 | AOSP |
| T-Mobile MMS | `mms.t-mobile.cz` | mms | — | `mms` | `mms` | `http://mms` | 10.0.0.10 | 80 | AOSP |
| T-Mobile MMS | `mms.t-mobile.cz` | mms | — | `mms` | `mms` | `http://mms` | 010.000.000.010 | 80 | LineageOS |
| T-Mobile CZ IMS | `IMS` | ims | IPV4V6 | — | — | — | — | — | LineageOS |
| T-Mobile IMS | `ims` | ims | IPV4V6 | — | — | — | — | — | AOSP |
| HOS | `hos` | xcap | IPV4V6 | — | — | — | — | — | AOSP |

Settings come from Android's AOSP and LineageOS APN lists and user corrections.

## Android carrier config highlights

| Setting | Value | Key |
|---|---|---|
| VoLTE available | Yes | `carrier_volte_available_bool` |
| VoLTE replacement rat | 3 | `volte_replacement_rat_int` |
| Display HD audio property | No | `display_hd_audio_property_bool` |

## Cell towers

OpenCelliD has measured **16,323** cells on this network across 184 location/tracking areas, first seen 2009-02-15 and last seen 2026-09-17 (data as of 2026-09-27).

| Radio | Generation | Cells |
|---|---|---|
| GSM | 2G | 2,761 |
| UMTS | 3G | 1,981 |
| LTE | 4G | 11,580 |
| NR | 5G | 1 |

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 Czech Republic

| MCC | MNC | Network | TADIG |
|---|---|---|---|
| 230 | 02 | [O2](https://mcc-mnc.org/networks/230_02.md) | CZEET |
| 230 | 03 | [Vodafone](https://mcc-mnc.org/networks/230_03.md) | CZECM |
| 230 | 04 | [Nordic Telecom s.r.o.](https://mcc-mnc.org/networks/230_04.md) | — |
| 230 | 05 | [PODA a.s.](https://mcc-mnc.org/networks/230_05.md) | — |
| 230 | 06 | [Nordic Telecom 5G a.s.](https://mcc-mnc.org/networks/230_06.md) | — |
| 230 | 07 | [ASTELNET, s.r.o.](https://mcc-mnc.org/networks/230_07.md) | — |
| 230 | 08 | [Compatel s.r.o.](https://mcc-mnc.org/networks/230_08.md) | — |
| 230 | 09 | [Vectone Mobile](https://mcc-mnc.org/networks/230_09.md) | — |
| 230 | 98 | [Správa železniční dopravní cesty, s.o.](https://mcc-mnc.org/networks/230_98.md) | — |
| 230 | 99 | [Vodafone](https://mcc-mnc.org/networks/230_99.md) | — |

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