---
title: "O2 UK: MCC 234 MNC 10"
mcc: "234"
mnc: "10"
plmn: "23410"
tadig: "GBRCN"
brand: "O2 UK"
operator: "Telefónica Europe"
country: "United Kingdom"
country_iso: "GB"
region: "Europe"
technologies: ["2G", "3G", "4G", "5G"]
updated: "2025-04-09"
canonical: "https://mcc-mnc.org/networks/234_10"
---

# O2 UK: MCC 234, MNC 10 (United Kingdom)

**O2 UK** (operator: Telefónica Europe) is a mobile network in [United Kingdom](https://mcc-mnc.org/countries/united_kingdom.md) (Europe), identified by MCC **234** and MNC **10**: PLMN ID 23410, also written 234-10 or 234 10, with the TADIG roaming code **GBRCN**. It runs 2G, 3G, 4G and 5G. Calling: VoLTE: Likely.

## Identifiers

| Field | Value |
|---|---|
| MCC (Mobile Country Code) | 234 |
| MNC (Mobile Network Code) | 10 |
| PLMN ID (MCC+MNC) | 23410 |
| TADIG code | GBRCN |
| Brand | O2 UK |
| Operator | Telefónica Europe |
| Country | United Kingdom (GB) |
| Region | Europe |
| Dialling code | — |
| Technologies | 2G, 3G, 4G, 5G |
| 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) | 2,765 |
| 3G | [UMTS 2100](https://mcc-mnc.org/coverage/umts_2100.md), [UMTS 900](https://mcc-mnc.org/coverage/umts_900.md) | 4,803 |
| 4G | [LTE 800](https://mcc-mnc.org/coverage/lte_800.md), [LTE 1800](https://mcc-mnc.org/coverage/lte_1800.md), [LTE 2100](https://mcc-mnc.org/coverage/lte_2100.md), [LTE 900](https://mcc-mnc.org/coverage/lte_900.md), [TD-LTE 2300](https://mcc-mnc.org/coverage/td-lte_2300.md) | 28,938 |
| 5G | [5G 3500](https://mcc-mnc.org/coverage/5g_3500.md) | 859 |

## Voice & calling services

| Service | Status | Source |
|---|---|---|
| VoLTE | Likely | Network publishes an IMS APN |
| 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 O2 UK

O2 UK, operating under Telefónica Europe in the United Kingdom, is a major mobile network provider serving millions of customers.  As represented by its Mobile Country Code (MCC) of 234, placing it within the UK, and Mobile Network Code (MNC) of 10, O2 distinguishes itself within the competitive British telecommunications landscape.  Alongside rivals like Vodafone, EE, and Three, O2 offers a range of services including 4G and increasingly prevalent 5G connectivity, catering to both individual consumers and business clients throughout England, Scotland, Wales, and Northern Ireland.  Its widespread coverage makes it a key player in keeping the UK connected.

O2's history is rich, evolving from BT Cellnet to becoming a standalone O2 brand, ultimately acquired by Telefónica. Over the years, O2 has built a reputation for innovation and customer focus, often recognized for its customer service initiatives and strategic partnerships to enhance network reach. The network often compete on innovative services in particular around inclusive roaming and data schemes.  The brand remains a firmly recognised entity in the UK market, with a large customer base throughout the country.

## MVNOs on O2 UK

- [giffgaff](https://mcc-mnc.org/mvno/giffgaff.md) (sub-brand of the operator)
- [Tesco](https://mcc-mnc.org/mvno/tesco.md) (sub-brand of the operator)
- [Jump](https://mcc-mnc.org/mvno/jump.md)
- [TalkTalk](https://mcc-mnc.org/mvno/talktalk.md)

## Global SIMs using this network's numbering

- [1GLOBAL](https://mcc-mnc.org/mvno/1global.md) (Travel)
- [Travelfy](https://mcc-mnc.org/mvno/travelfy.md) (Travel)
- [Webbing](https://mcc-mnc.org/mvno/webbing.md) (IoT)

## APN settings

| Name | APN | Types | Protocol | Username | Password | MMSC | MMS proxy | MMS port | Source |
|---|---|---|---|---|---|---|---|---|---|
| O2 Contract | `wap.o2.co.uk` | default, hipri, mms, supl | — | `o2wap` | `password` | `http://mmsc.mms.o2.co.uk:8002/` | 193.113.200.195 | 8080 | LineageOS |
| o2 Mobile Web | `mobile.o2.co.uk` | default, supl | — | `mobileweb` | `password` | — | — | — | LineageOS |
| o2 Pay Monthly | `mobile.o2.co.uk` | cbs, default, ia, mms, supl, xcap | IPV4V6 | `o2` | `p` | `http://mmsc.mms.o2.co.uk:8002` | — | — | AOSP |
| O2 PAYG | `payandgo.o2.co.uk` | default, hipri, mms, supl | — | `payandgo` | `password` | `http://mmsc.mms.o2.co.uk:8002/` | 193.113.200.195 | 8080 | LineageOS |
| O2 UK | `mobile.o2.co.uk` | default, mms, supl | — | `o2web` | `password` | `http://mmsc.mms.o2.co.uk:8002` | 193.113.200.195 | 8080 | LineageOS |
| O2 WEB | `mobile.o2.co.uk` | default, supl | — | `O2web` | `O2web` | — | — | — | LineageOS |
| TelecomDefault | `wap.telecom.co.nz` | default, supl | — | — | — | — | — | — | LineageOS |
| o2 MMS | `payandgo.o2.co.uk` | mms | — | `payandgo` | `password` | `http://mmsc.mms.o2.co.uk:8002` | 193.113.200.195 | 8080 | LineageOS |
| TelecomMMS | `wap.telecom.co.nz` | mms | — | — | — | `http://lsmmsc.xtra.co.nz` | 210.55.11.73 | 8080 | LineageOS |
| o2 IMS | `ims` | ims | IPV4V6 | — | — | — | — | — | AOSP |

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

## APN settings: giffgaff

| Name | APN | Types | Protocol | Username | Password | MMSC | MMS proxy | MMS port | Source |
|---|---|---|---|---|---|---|---|---|---|
| giffgaff | `giffgaff.com` | default, ia, mms, supl, xcap | IPV4V6 | `gg` | `p` | `http://mmsc.mediamessaging.co.uk:8002` | — | — | AOSP |
| giffgaff | `giffgaff.com` | default, hipri, ims, mms, supl | IPV4V6 | `gg` | `p` | `http://mmsc.mediamessaging.co.uk:8002` | — | — | LineageOS |

## APN settings: Tesco

| Name | APN | Types | Protocol | Username | Password | MMSC | MMS proxy | MMS port | Source |
|---|---|---|---|---|---|---|---|---|---|
| TESCO | `prepay.tesco-mobile.com` | default, ia, mms, supl, xcap | IPV4V6 | `tm` | `p` | `http://mmsc.mms.o2.co.uk:8002` | — | — | AOSP |
| Tesco Mobile | `prepay.tesco-mobile.com` | default, mms, supl | — | `tescowap` | `password` | `http://mmsc.mms.o2.co.uk:10021/mmsc` | 193.113.200.195 | 8080 | LineageOS |
| Tesco UK | `prepay.tesco-mobile.com` | default, mms, supl | — | `tescowap` | `password` | `http://mmsc.mms.02.co.uk:8002` | 193.113.200.195 | 8080 | LineageOS |

## APN settings: Jump

| Name | APN | Types | Protocol | Source |
|---|---|---|---|---|
| Jump | `mobiledata` | default, ia | — | AOSP |

## APN settings: Other brands (brand not identified)

| Name | APN | Types | Protocol | Username | Password | MMSC | MMS proxy | MMS port | Source |
|---|---|---|---|---|---|---|---|---|---|
| o2 Pay As You Go | `payandgo.o2.co.uk` | default, ia, mms, supl | IPV4V6 | `o2` | `p` | `http://mmsc.mms.o2.co.uk:8002` | — | — | AOSP |
| o2 Pay As You Go | `payandgo.o2.co.uk` | default, ia, mms, supl | IPV4V6 | `o2` | `p` | `http://mmsc.mms.o2.co.uk:8002` | — | — | AOSP |
| o2 Pay As You Go | `payandgo.o2.co.uk` | default, ia, mms, supl | IPV4V6 | `o2` | `p` | `http://mmsc.mms.o2.co.uk:8002` | — | — | AOSP |
| o2 Pay As You Go | `payandgo.o2.co.uk` | default, ia, mms, supl | IPV4V6 | `o2` | `p` | `http://mmsc.mms.o2.co.uk:8002` | — | — | AOSP |

## Android carrier config highlights

| Setting | Value | Key |
|---|---|---|
| Voicemail number | 901 | `default_vm_number_string` |
| Hide LTE plus data icon | No | `hide_lte_plus_data_icon_bool` |
| Show 4G for LTE data icon | Yes | `show_4g_for_lte_data_icon_bool` |
| SMS segments before MMS | 10 | `smsToMmsTextThreshold` |
| Treated as home (not roaming) | 23420, 23426, 23430, 23431, 23432, 23433, 23434, 23486 | `non_roaming_operator_string_array` |
| Prefer 2G | No | `prefer_2g_bool` |
| Radio restart failure causes | 55 | `radio_restart_failure_causes_int_array` |

## Cell towers

OpenCelliD has measured **37,365** cells on this network across 876 location/tracking areas, first seen 2013-02-20 and last seen 2026-09-17 (data as of 2026-09-27).

| Radio | Generation | Cells |
|---|---|---|
| GSM | 2G | 2,765 |
| UMTS | 3G | 4,803 |
| LTE | 4G | 28,938 |
| NR | 5G | 859 |

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 United Kingdom

| MCC | MNC | Network | TADIG |
|---|---|---|---|
| 234 | 00 | [BT](https://mcc-mnc.org/networks/234_00.md) | — |
| 234 | 01 | [Vectone Mobile](https://mcc-mnc.org/networks/234_01.md) | — |
| 234 | 02 | [O2 UK](https://mcc-mnc.org/networks/234_02.md) | — |
| 234 | 04 | [FMS Solutions Ltd](https://mcc-mnc.org/networks/234_04.md) | — |
| 234 | 05 | [COLT Mobile Telecommunications Limited](https://mcc-mnc.org/networks/234_05.md) | — |
| 234 | 06 | [Internet Computer Bureau Limited](https://mcc-mnc.org/networks/234_06.md) | — |
| 234 | 07 | [Vodafone UK](https://mcc-mnc.org/networks/234_07.md) | — |
| 234 | 08 | [BT OnePhone](https://mcc-mnc.org/networks/234_08.md) | — |
| 234 | 09 | [Tismi BV](https://mcc-mnc.org/networks/234_09.md) | — |
| 234 | 11 | [O2 UK](https://mcc-mnc.org/networks/234_11.md) | — |
| 234 | 12 | [Railtrack](https://mcc-mnc.org/networks/234_12.md) | — |
| 234 | 13 | [Railtrack](https://mcc-mnc.org/networks/234_13.md) | — |
| 234 | 14 | [Hay Systems Ltd](https://mcc-mnc.org/networks/234_14.md) | — |
| 234 | 15 | [Vodafone UK](https://mcc-mnc.org/networks/234_15.md) | GBRVF |
| 234 | 16 | [TalkTalk](https://mcc-mnc.org/networks/234_16.md) | — |
| 234 | 17 | [FleXtel Limited](https://mcc-mnc.org/networks/234_17.md) | — |
| 234 | 18 | [Cloud9](https://mcc-mnc.org/networks/234_18.md) | — |
| 234 | 19 | [Private Mobile Networks PMN](https://mcc-mnc.org/networks/234_19.md) | — |
| 234 | 20 | [3](https://mcc-mnc.org/networks/234_20.md) | GBRHU |
| 234 | 21 | [LogicStar Ltd](https://mcc-mnc.org/networks/234_21.md) | — |
| 234 | 22 | [Telesign Mobile Limited](https://mcc-mnc.org/networks/234_22.md) | — |
| 234 | 23 | [Icron Network Limited](https://mcc-mnc.org/networks/234_23.md) | — |
| 234 | 24 | [Greenfone](https://mcc-mnc.org/networks/234_24.md) | — |
| 234 | 25 | [Truphone](https://mcc-mnc.org/networks/234_25.md) | — |
| 234 | 26 | [Lycamobile](https://mcc-mnc.org/networks/234_26.md) | — |
| 234 | 27 | [Teleena UK Limited](https://mcc-mnc.org/networks/234_27.md) | — |
| 234 | 28 | [Marathon Telecom Limited](https://mcc-mnc.org/networks/234_28.md) | — |
| 234 | 29 | [aql](https://mcc-mnc.org/networks/234_29.md) | — |
| 234 | 30 | [T-Mobile UK](https://mcc-mnc.org/networks/234_30.md) | GBRME |
| 234 | 31 | [T-Mobile UK](https://mcc-mnc.org/networks/234_31.md) | — |
| 234 | 32 | [T-Mobile UK](https://mcc-mnc.org/networks/234_32.md) | — |
| 234 | 33 | [Orange](https://mcc-mnc.org/networks/234_33.md) | GBROR |
| 234 | 34 | [Orange](https://mcc-mnc.org/networks/234_34.md) | — |
| 234 | 35 | [JSC Ingenium (UK) Limited](https://mcc-mnc.org/networks/234_35.md) | — |
| 234 | 36 | [Sure Mobile](https://mcc-mnc.org/networks/234_36.md) | — |
| 234 | 37 | [Synectiv Ltd](https://mcc-mnc.org/networks/234_37.md) | — |
| 234 | 38 | [Virgin Mobile](https://mcc-mnc.org/networks/234_38.md) | — |
| 234 | 39 | [Gamma Telecom Holdings Ltd.](https://mcc-mnc.org/networks/234_39.md) | — |
| 234 | 51 | [Relish](https://mcc-mnc.org/networks/234_51.md) | — |
| 234 | 52 | [Shyam Telecom UK Ltd](https://mcc-mnc.org/networks/234_52.md) | — |
| 234 | 53 | [Limitless Mobile Ltd](https://mcc-mnc.org/networks/234_53.md) | — |
| 234 | 54 | [iD Mobile](https://mcc-mnc.org/networks/234_54.md) | — |
| 234 | 56 | [CESG](https://mcc-mnc.org/networks/234_56.md) | — |
| 234 | 57 | [Sky UK Limited](https://mcc-mnc.org/networks/234_57.md) | — |
| 234 | 59 | [Limitless Mobile Ltd](https://mcc-mnc.org/networks/234_59.md) | — |
| 234 | 70 | [AMSUK Ltd.](https://mcc-mnc.org/networks/234_70.md) | — |
| 234 | 71 | [Home Office](https://mcc-mnc.org/networks/234_71.md) | — |
| 234 | 72 | [Hanhaa Mobile](https://mcc-mnc.org/networks/234_72.md) | — |
| 234 | 73 | [Bluewave Communications Ltd](https://mcc-mnc.org/networks/234_73.md) | — |
| 234 | 76 | [BT](https://mcc-mnc.org/networks/234_76.md) | — |
| 234 | 78 | [Airwave](https://mcc-mnc.org/networks/234_78.md) | — |
| 234 | 86 | [EE](https://mcc-mnc.org/networks/234_86.md) | — |
| 235 | 01 | [EE](https://mcc-mnc.org/networks/235_01.md) | — |
| 235 | 02 | [EE](https://mcc-mnc.org/networks/235_02.md) | — |
| 235 | 03 | [Relish](https://mcc-mnc.org/networks/235_03.md) | — |
| 235 | 04 | [University of Strathclyde](https://mcc-mnc.org/networks/235_04.md) | — |
| 235 | 06 | [University of Strathclyde](https://mcc-mnc.org/networks/235_06.md) | — |
| 235 | 07 | [University of Strathclyde](https://mcc-mnc.org/networks/235_07.md) | — |
| 235 | 77 | [BT](https://mcc-mnc.org/networks/235_77.md) | — |
| 235 | 88 | [Telet Research (N.I.) Limited](https://mcc-mnc.org/networks/235_88.md) | — |
| 235 | 91 | [Vodafone UK](https://mcc-mnc.org/networks/235_91.md) | — |
| 235 | 92 | [Vodafone UK](https://mcc-mnc.org/networks/235_92.md) | — |
| 235 | 94 | [Hutchison 3G UK Ltd](https://mcc-mnc.org/networks/235_94.md) | — |
| 235 | 95 | [Network Rail Infrastructure Limited](https://mcc-mnc.org/networks/235_95.md) | — |

MCC 234 is also used outside United Kingdom: see [every network on MCC 234](https://mcc-mnc.org/mcc/234.md).

---

HTML version: https://mcc-mnc.org/networks/234_10 · Index for AI agents: https://mcc-mnc.org/llms.txt · Data is community-maintained; corrections welcome on the HTML page.