PLMN ID · 44052
Technology
2G · 4G on this network
Record
Updated 2025-04-09
- Brand
- au
- Operator
- KDDI Corporation
- Country
Japan(JP)
- Region
- Asia & Middle East
- Dialling code
- —
- Mobile Country Code
- All 29 networks on MCC 440
- Mobile Network Code
- PLMN ID
- What is a PLMN ID?
- TADIG code
- —
- Technologies
- 2G · 4G7 bands on file
- 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
Add an MVNOMVNOs sell their own SIMs and plans but run on au's network rather than owning one.
No virtual operators on record for au. Know one that runs here? Add it.
Cell towers
No cells measured on this network yet.
Crowd-sourced cell measurements from OpenCelliD, licensed CC BY-SA 4.0. Counts are cells people have measured, not an operator's own figures.
About au
KDDI Corporation, operating under the "au" brand, is a major telecommunications operator in Japan, a prominent nation within the Asia & Middle East region. Identified by Mobile Network Code (MNC) 52 under the Mobile Country Code (MCC) 440, au provides a comprehensive suite of mobile services to millions of subscribers across the country. As one of the "big three" mobile carriers in Japan alongside NTT Docomo and SoftBank, au is renowned for its advanced technology adoption, extensive network coverage, and innovative service offerings. They've consistently been at the forefront of implementing new mobile technologies, including 5G, and have significantly contributed to Japan's reputation as a technologically advanced nation. Beyond just providing connectivity, KDDI au deeply integrates itself into the Japanese lifestyle by offering a diverse ecosystem of services. This ranges from mobile payments and e-commerce platforms to entertainment and IoT solutions, all designed to enhance the user experience and build customer loyalty. The company actively promotes digital transformation across various sectors, working with both consumers and businesses to leverage the power of mobile technology. Compared with its competitors, au often positions itself as a provider of cutting-edge technology, attracting a tech-savvy demographic with specialized data plans and exclusive device partnerships.
APN settings
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Change history
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