Simple and Effective Guide on Blocking 028 Phone Numbers Instantly for All Subscribers

Blocking the 028 area code is quite simple by using the call blocking service of the network provider, reporting spam calls to the hotline number 156. Additionally, you can use the Truecaller app to identify scam calls or set up call blocking on your device. Read on to learn the details of each method!

What is the 028 area code? Why should you block the 028 area code?

Phone numbers with the prefix 028 are phone numbers in Ho Chi Minh City. They can be 9-digit or 11-digit landline numbers or 7-digit short numbers. They are often used by companies, enterprises or some scammers to deceive the listener through various tricks.

Not all calls from the 028 area code are scam or spam calls. But if you encounter the following situations, you should block this area code:

• Calling and disturbing continuously in different time frames.
• Asking you to click on unclear, unidentified, or fake links.
• Calling and impersonating bank employees, police officers collecting fines, or debt collectors.
• Calling to request personal information, OTP codes, security codes, etc.

Simple and effective ways to block the 028 area code on your SIM card

To block calls with the 028 area code, you can follow one of the following methods:

Using the call blocking service of the network provider

To help customers feel more secure and avoid annoying spam calls, mobile network providers now offer call blocking services. However, each network provider has different registration procedures and service fees. You should contact the customer hotline of your mobile network provider for specific instructions and advice on how to block the 028 area code.

Here is how to register for the call blocking service of 3 network providers Viettel, VinaPhone, MobiFone, you can refer to:

Network provider	Call blocking method	Service fee
Viettel	Step 1: Type DK and send to 909. Step 2: Follow the instructions in the received message.	7,000 VND/month
VinaPhone	Step 1: Type DK and send to 9336. Step 2: Add the number you want to block to the list and follow the instructions in the received message.	10,000 VND/month
MobiFone	Step 1: Type ON CB and send to 9084. Step 2: Follow the instructions from the hotline message.	9,000 VND/month

Reporting scam calls to the Ministry of Information & Communications

In response to the increasing number of phone scams, the Ministry of Information & Communications has launched the hotline number 156 to receive reports from people about spam calls and scam calls. Therefore, if you want to block calls from the 028 area code, you can report them through this hotline number using one of the two methods below:

Method 1: Call the hotline number 156 and provide the 028 phone number you want to report.

Method 2: Send a message following the format:

• For spam calls: V [Phone number to report] [Report content] send to 156.
• For scam calls: LD [Phone number to report] [Report content] send to 156.

Installing the Truecaller app to identify scam calls

Truecaller is an app that helps you accurately and free of charge identify scam phone numbers and spam numbers. This app is compatible with both Android and iOS operating systems, so you just need to access the App Store (for iOS) or Play Store (for Android) to download the Truecaller app to your device.

Afterwards, you enter your phone number to register an account. Once installed and successfully registered, if there are any spam or scam calls, the app will display a warning for you. From there, you can easily identify and block calls quickly, minimizing risks.

Directly blocking the 028 area code on your phone

Most Android and iOS smartphones nowadays support call blocking features on devices.

For Android phones

• Step 1: Tap on the Phone icon on your phone > Select the number you want to block > Tap on the small i next to that phone number.
• Step 2: Scroll down and select Block.

For iOS phones

• Step 1: Open the call log > Tap on the small i next to the phone number with the 028 prefix you want to block.
• Step 2: Scroll down and select Block this Caller.

Conclusion

Above are 4 ways to block the 028 area code, you can choose the appropriate method based on your circumstances. Good luck to you.