Macau
MacauMO
PLMN ID · 45501
MCC
Mobile Country Code
MNC
Mobile Network Code
PLMN
MCC + MNC
TADIG
GSMA roaming code
Technology
4G on this network
Record
Updated 2025-04-09
- Brand
- CTM
- Operator
- Companhia de Telecomunicações de Macau, S.A.R.L.
- Country
- Macau(MO)
- Region
- Asia & Middle East
- Dialling code
- —
- Mobile Country Code
- All 8 networks on MCC 455
- Mobile Network Code
- PLMN ID
- What is a PLMN ID?
- TADIG code
- TADIG directory
- Technologies
- 4G1 band on file
- VoLTE (4G calling)
- LikelyNetwork publishes an IMS APNReport
- Wi-Fi calling
- UnknownTell us
- Video calling
- UnknownTell us
- VoNR (5G calling)
- UnknownTell us
- Status
- Live
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MVNOs
Add an MVNOMVNOs sell their own SIMs and plans but run on CTM's network rather than owning one.
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Cell towers
Last measured 2026-07-12
305
Cells
8
Location areas
3,373
Measurements
2016
First measured
Find a cell on this network
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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 CTM
Companhia de Telecomunicações de Macau, S.A.R.L. (CTM), operating in Macau, is the primary telecommunications provider in the special administrative region of China. As the dominant player, CTM offers a comprehensive suite of communication services, including mobile, fixed-line, and internet solutions. For network identification purposes, CTM utilizes the Mobile Country Code (MCC) 455, which identifies it as operating in Macau, and the Mobile Network Code (MNC) 01. This MCC/MNC combination is crucial for mobile devices to correctly identify and connect to the CTM network. CTM's presence in Macau's telecommunications landscape is significant, rivaling other providers in the region with its established infrastructure and wide range of services. While specific competitor information might vary, CTM holds a considerable market share, shaping the digital communication experience for individuals and businesses across Macau. The 455-01 MCC/MNC code ensures seamless roaming for international visitors and accurate network identification for locals, underscoring CTM's role in connecting Macau to the global network.
APN settings
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