Australia/Oceania

GEMCO

OperatorGroote Eylandt Mining Company Pty Ltd

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LocationAustraliaAU
Australia landscape

PLMN ID · 50542

505
mcc
Australia
42
mnc
GEMCO

MCC

Mobile Country Code

MNC

Mobile Network Code

PLMN

MCC + MNC

TADIG

Not on file

GSMA roaming code

Technology

No generations on record

2G
0cell towers

Not on record

3G
0cell towers

Not on record

4G
1cell tower

Not on record

5G
0cell towers

Not on record

Record

Updated 2025-04-09

Brand
GEMCO
Operator
Groote Eylandt Mining Company Pty Ltd
Region
Oceania
Dialling code
—
Mobile Country Code
All 56 networks on MCC 505
Mobile Network Code
PLMN ID
What is a PLMN ID?
TADIG code
—
Technologies
—
VoLTE (4G calling)
UnknownTell us
Wi-Fi calling
UnknownTell us
Video calling
UnknownTell us
VoNR (5G calling)
UnknownTell us
Status
Live

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MVNOs sell their own SIMs and plans but run on GEMCO's network rather than owning one.

No virtual operators on record for GEMCO. Know one that runs here? Add it.

Cell towers

Last measured 2026-06-29

1

Cells

1

Location areas

2

Measurements

2026

First measured

LTE 4G1100%

Crowd-sourced cell measurements from OpenCelliD, licensed CC BY-SA 4.0 · as of 2026-09-27. Counts are cells people have measured, not an operator's own figures.

About GEMCO

GEMCO Mobile is a unique mobile network operating in Australia, specifically serving the Groote Eylandt Mining Company Pty Ltd (GEMCO) on Groote Eylandt, an island within the Oceania region. Designated with Mobile Country Code (MCC) 505, which identifies Australia, and Mobile Network Code (MNC) 42, GEMCO Mobile provides essential communication services to support the mining operations and the community residing on the island. Unlike larger, national mobile network operators such as Telstra, Optus, and Vodafone, GEMCO Mobile focuses on localized coverage and tailored solutions to meet the specific needs of the mining company and its associated infrastructure. While public information regarding GEMCO’s network specifics is limited, it likely utilizes technologies appropriate for the remote environment, potentially incorporating satellite backhaul and robust infrastructure to ensure reliable connectivity. Given the reliance on consistent communications for mining operations, redundancy and resilience would be key features of their network design. It stands as an example of how specific industries find alternative tailored solutions to connectivity depending upon the geographic location and infrastructure capabilities across Australia.

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