---
title: "Challenge Networks Pty Ltd: MCC 505 MNC 23"
mcc: "505"
mnc: "23"
plmn: "50523"
operator: "Challenge Networks Pty Ltd"
country: "Australia"
country_iso: "AU"
region: "Oceania"
technologies: ["4G"]
updated: "2025-04-09"
canonical: "https://mcc-mnc.org/networks/505_23"
---

# Challenge Networks Pty Ltd: MCC 505, MNC 23 (Australia)

**Challenge Networks Pty Ltd** is a mobile network in [Australia](https://mcc-mnc.org/countries/australia.md) (Oceania), identified by MCC **505** and MNC **23**: PLMN ID 50523, also written 505-23 or 505 23. It runs 4G.

## Identifiers

| Field | Value |
|---|---|
| MCC (Mobile Country Code) | 505 |
| MNC (Mobile Network Code) | 23 |
| PLMN ID (MCC+MNC) | 50523 |
| TADIG code | — |
| Brand | — |
| Operator | Challenge Networks Pty Ltd |
| Country | Australia (AU) |
| Region | Oceania |
| Dialling code | — |
| Technologies | 4G |
| Last updated | 2025-04-09 |

## Technologies & bands

| Generation | Bands | Measured cells |
|---|---|---|
| 4G | [LTE 1800](https://mcc-mnc.org/coverage/lte_1800.md), [LTE 2100](https://mcc-mnc.org/coverage/lte_2100.md) | 3 |

## 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 Challenge Networks Pty Ltd

Challenge Networks Pty Ltd is a mobile network operator providing services in Australia, a part of the Oceania region. Officially registered under the Mobile Country Code (MCC) 505, which identifies Australia, and Mobile Network Code (MNC) 23, Challenge Networks aims to provide competitive mobile services within the Australian telecommunications landscape. While perhaps not as widely known as larger players like Telstra, Optus, or Vodafone, Challenge Networks carves its niche by potentially focusing on specific demographics or offering specialized services.

The Australian mobile market is quite competitive, and Challenge Networks operates within this environment, navigating spectrum allocation, infrastructure development, and subscriber acquisition, much like its larger counterparts. The 505-23 code uniquely identifies them within the GSM Association's global registry, differentiating their services from others in the country. Information regarding Challenge Networks' specific offerings, coverage areas, and target market might be gleaned from their website or through publicly available regulatory filings with the Australian Communications and Media Authority (ACMA).

## Cell towers

OpenCelliD has measured **3** cells on this network across 2 location/tracking areas, first seen 2025-05-09 and last seen 2025-07-17 (data as of 2026-09-27).

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

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 Australia

| MCC | MNC | Network | TADIG |
|---|---|---|---|
| 505 | 01 | [Telstra](https://mcc-mnc.org/networks/505_01.md) | AUSTA |
| 505 | 02 | [Optus](https://mcc-mnc.org/networks/505_02.md) | AUSOP |
| 505 | 03 | [Vodafone](https://mcc-mnc.org/networks/505_03.md) | AUSVF |
| 505 | 04 | [Department of Defence](https://mcc-mnc.org/networks/505_04.md) | — |
| 505 | 05 | [Ozitel](https://mcc-mnc.org/networks/505_05.md) | — |
| 505 | 06 | [3](https://mcc-mnc.org/networks/505_06.md) | — |
| 505 | 07 | [Vodafone](https://mcc-mnc.org/networks/505_07.md) | — |
| 505 | 08 | [One Tel](https://mcc-mnc.org/networks/505_08.md) | — |
| 505 | 09 | [Airnet](https://mcc-mnc.org/networks/505_09.md) | — |
| 505 | 10 | [Norfolk Is](https://mcc-mnc.org/networks/505_10.md) | — |
| 505 | 11 | [Telstra](https://mcc-mnc.org/networks/505_11.md) | — |
| 505 | 12 | [3](https://mcc-mnc.org/networks/505_12.md) | — |
| 505 | 13 | [RailCorp](https://mcc-mnc.org/networks/505_13.md) | — |
| 505 | 14 | [AAPT](https://mcc-mnc.org/networks/505_14.md) | — |
| 505 | 15 | [3GIS](https://mcc-mnc.org/networks/505_15.md) | — |
| 505 | 16 | [VicTrack](https://mcc-mnc.org/networks/505_16.md) | — |
| 505 | 17 | [Optus](https://mcc-mnc.org/networks/505_17.md) | — |
| 505 | 18 | [Pactel](https://mcc-mnc.org/networks/505_18.md) | — |
| 505 | 19 | [Lycamobile](https://mcc-mnc.org/networks/505_19.md) | — |
| 505 | 20 | [Ausgrid Corporation](https://mcc-mnc.org/networks/505_20.md) | — |
| 505 | 21 | [Queensland Rail Limited](https://mcc-mnc.org/networks/505_21.md) | — |
| 505 | 22 | [iiNet Ltd](https://mcc-mnc.org/networks/505_22.md) | — |
| 505 | 24 | [Advanced Communications Technologies Pty. Ltd.](https://mcc-mnc.org/networks/505_24.md) | — |
| 505 | 25 | [Pilbara Iron Company Services Pty Ltd](https://mcc-mnc.org/networks/505_25.md) | — |
| 505 | 26 | [Dialogue Communications Pty. Ltd.](https://mcc-mnc.org/networks/505_26.md) | — |
| 505 | 27 | [Nexium Telecommunications](https://mcc-mnc.org/networks/505_27.md) | — |
| 505 | 28 | [RCOM International Pty Ltd](https://mcc-mnc.org/networks/505_28.md) | — |
| 505 | 30 | [Compatel Limited](https://mcc-mnc.org/networks/505_30.md) | — |
| 505 | 31 | [BHP Billiton](https://mcc-mnc.org/networks/505_31.md) | — |
| 505 | 32 | [Thales Australia](https://mcc-mnc.org/networks/505_32.md) | — |
| 505 | 33 | [CLX Networks Pty Ltd](https://mcc-mnc.org/networks/505_33.md) | — |
| 505 | 34 | [Santos Limited](https://mcc-mnc.org/networks/505_34.md) | — |
| 505 | 35 | [MessageBird Pty Ltd](https://mcc-mnc.org/networks/505_35.md) | — |
| 505 | 36 | [Optus](https://mcc-mnc.org/networks/505_36.md) | — |
| 505 | 37 | [Yancoal Australia Ltd](https://mcc-mnc.org/networks/505_37.md) | — |
| 505 | 38 | [Truphone](https://mcc-mnc.org/networks/505_38.md) | — |
| 505 | 39 | [Telstra](https://mcc-mnc.org/networks/505_39.md) | — |
| 505 | 40 | [CITIC Pacific Mining](https://mcc-mnc.org/networks/505_40.md) | — |
| 505 | 41 | [Aqura Technologies Pty](https://mcc-mnc.org/networks/505_41.md) | — |
| 505 | 42 | [GEMCO](https://mcc-mnc.org/networks/505_42.md) | — |
| 505 | 43 | [Arrow Energy Pty Ltd](https://mcc-mnc.org/networks/505_43.md) | — |
| 505 | 44 | [Roy Hill Iron Ore Pty Ltd](https://mcc-mnc.org/networks/505_44.md) | — |
| 505 | 45 | [Clermont Coal Operations Pty Ltd](https://mcc-mnc.org/networks/505_45.md) | — |
| 505 | 46 | [AngloGold Ashanti Australia Ltd](https://mcc-mnc.org/networks/505_46.md) | — |
| 505 | 47 | [Woodside Energy Limited](https://mcc-mnc.org/networks/505_47.md) | — |
| 505 | 48 | [Titan ICT Pty Ltd](https://mcc-mnc.org/networks/505_48.md) | — |
| 505 | 50 | [Pivotel Group Pty Limited](https://mcc-mnc.org/networks/505_50.md) | — |
| 505 | 61 | [CommTel NS](https://mcc-mnc.org/networks/505_61.md) | — |
| 505 | 62 | [NBN](https://mcc-mnc.org/networks/505_62.md) | — |
| 505 | 68 | [NBN](https://mcc-mnc.org/networks/505_68.md) | — |
| 505 | 71 | [Telstra](https://mcc-mnc.org/networks/505_71.md) | — |
| 505 | 72 | [Telstra](https://mcc-mnc.org/networks/505_72.md) | — |
| 505 | 88 | [Pivotel Group Pty Limited](https://mcc-mnc.org/networks/505_88.md) | — |
| 505 | 90 | [Optus](https://mcc-mnc.org/networks/505_90.md) | — |
| 505 | 99 | [One Tel](https://mcc-mnc.org/networks/505_99.md) | — |

---

HTML version: https://mcc-mnc.org/networks/505_23 · Index for AI agents: https://mcc-mnc.org/llms.txt · Data is community-maintained; corrections welcome on the HTML page.