How to call Xiaomi from an unknown number: step-by-step instructions

Hiding a number when calling Xiaomi is a challenge that users have for a variety of reasons, from wanting to keep privacy to having to bypass service restrictions. Unlike landline phones, where the number is configured by the operator, on Redmi, POCO or Mi smartphones, this process requires knowledge of specific MIUI settings or the use of additional services.

In this article, we will analyze all the current ways to make a call from an unknown number to Xiaomi – from built-in system functions to third-party applications and other applications. USSD-We will focus on the nuances of working with different operators (MTS, Beeline, MegaFon, Tele2) and smartphone models, and also explain why some methods may not work in 2026.

1. Hiding the number through the MIUI settings (official method)

The easiest and safest method is to use the built-in MIUI settings. It works on most Xiaomi models (including Redmi Note 12, POCO X5, Mi 11), but can be limited by your mobile carrier's policies.

1. Open the phone application (pipe icon).
2. Click on the three dots in the top right corner and select Settings.
3. Go to the Calls section → Additional settings.
4. Find the caller ID option (or Display the number).
5. Choose Hide the number or Do not transmit.

After that, all outgoing calls will be made from an unknown number, but note that some operators (such as Tele2) may ignore this setting due to their internal rules.

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If the Hide Number option is not on the menu, update the Phone app via Google Play or check MIUI regional settings (some features are hidden in global firmware).

2. USSD-commands for hiding the number (works for all operators)

If the settings MIUI It didn't help, use it. USSD-This method is universal and works independently of the Xiaomi model (suitable even for the old Redmi). 4X or Mi A2). The main thing is to know the right code for your operator:

Example of use: to call +79123456789 with a hidden number, dial *31#79123456789 and press the call button. Please note that this method may be blocked on Tele2 and some virtual operators.

⚠️ Attention: USSD-When you reset your phone, you reset your commands. If you need to keep calling from an unknown number, use your settings. MIUI third-party.

3. applications for hiding the number (alternative to MIUI)

If the built-in methods don't work, install one of the specialized applications that replace the outgoing number through the developer's servers, but you need to be careful - some services can collect data about calls. Here are the proven options:

• 📱 Hide My Number is a simple interface that works with most operators, but requires registration.
• 🔒 Burner – Creates temporary numbers for calls (paid but reliable).
• 🌍 TextNow - Free US/Canada Virtual Numbers (suitable for international calls).
• 📞 Dingtone – a temporary number generator with the ability to call over Wi-Fi.

Before installing, check the reviews on Google Play – some apps may contain ads or pay for premium features. Also remember that the use of virtual numbers for fraud is punishable by law (Article 159.6 of the Criminal Code).

4. Hiding a number through a prefix (method for power users)

A little-known way is to add a special prefix in front of the number, which doesn't work for all operators, but it can be useful in emergency situations.

• 📶 #31# before the number (e.g. #31#79123456789) is the standard concealment prefix.
• 🔢 *67 before the number (e.g. *6779123456789) – an alternative for some networks.
• 🌐 + instead of 8, for example, +79123456789 – sometimes helps bypass the number definition.

This method does not guarantee 100% results, since operators can ignore prefixes. For example, MegaFon blocks most such attempts in 2026 due to the fight against spam.

5. Problems and mistakes when hiding a number on Xiaomi

Even if you did it right, it can be difficult. Here are the most common problems and solutions.

If none of the methods worked, it is possible that your tariff does not support hiding the number. Check this information with the operator through your personal account or by the support number (0890 for MTS, 0611 for Beeline, etc.).

⚠️ Note: For some corporate rates (e.g. for business), the concealment of the number may be prohibited by default, in which case a written statement to the operator's office will be required.

6. Security and legal aspects

Hiding a number is not only a technical issue, but also a legal one, and the following rules apply in Russia:

• ⚖️ Calls from a hidden number are allowed, if they do not violate the rights of others (Article 23 of the Constitution of the Russian Federation on the right to privacy of communication).
• 🚫 It is forbidden to use the concealment of a number for fraud, threats or spam (Article 159.6 of the Criminal Code of the Russian Federation - fraud in the field of computer information).
• 📜 Operators are required to provide call data at the request of law enforcement agencies, even if the number was hidden.
• 🔍 Some banks and public services block calls from unknown numbers (for example, the hotline of Sberbank or the Pension Fund).

If you use the concealment of the number for legitimate purposes (such as protection from harassment or professional necessity), there will be no problems, however, abuse can lead to a lockdown by the operator or even a lawsuit.

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Hiding a number doesn't make you 100% anonymous. The operator always sees your real number and can hand it over at the request of the judicial authorities.

FAQ: Frequent questions about calls from an unknown number on Xiaomi