Effective Ways to Deal with Multiple Unknown Phone Numbers Harassing Calls

Getting annoyed by numerous unknown phone calls is definitely frustrating. You might wonder why your subscriber receives so many unknown calls. You don’t know how to limit this situation. Let’s quickly follow the following content for an answer!

Why does your subscriber receive so many unknown phone calls?

There are many reasons why your subscriber receives many unknown phone numbers, such as:

• You are a business person, you publicly disclose your phone number for the purpose of customers who have a need to use your products/services to contact you.
• It could be because of friends, relatives, or partners calling to congratulate on special occasions, holidays, and Tet.
• Harassing phone calls from real estate traders, loan providers, debt collectors, product introducers, etc.

How to handle many unknown phone calls

Receiving many unknown phone calls greatly affects your life and work. To limit this situation, you can apply some suggested methods below:

Separate business phone numbers from personal numbers

If you are a business person, you should keep your business phone number separate from your personal number. This way, you will not be confused between calls, can choose whether to answer or not, and also not afraid of missing important calls.

Use spam call blocking services, block unknown numbers

Most of today’s telecommunication networks deploy spam call blocking services, blocking unknown numbers. In case you receive continuous calls from unknown numbers, you can also choose to use this service. Depending on the regulations of each network, the registration process, fees, and regulations for spam call blocking services may vary. You can refer to how to block spam calls from Viettel, Mobifone, and Vinaphone here.

Subscribe to the do not call list

If your subscriber frequently receives advertising calls, service introductions, and product recommendations, registering for the do not call list is a perfect solution.

Register on the website

• Step 1: First, you access the Information Security Management System page to manage the do not call list here.
• Step 2: Then, you enter your own phone number in the Do not call list management box and click Register.
• Step 3: Finally, you enter the OTP code that the system sends to your phone and wait for the result.

Register via SMS

If your phone is not connected to the Internet, you can register via SMS using the following syntax:

• To register for the do not call list, type DK DNC and send to 5656.
• To cancel registration for the do not call list, type HUY DNC and send to 5656.

Report spam calls via hotline 156

To address the situation of too many scam calls, the Ministry of Information and Communications has deployed the hotline number 156 to receive citizen reports. Therefore, if you detect suspicious calls, you can report to hotline 156 through 2 forms of messages or calls.

Send a message to 156

• For spam calls, type the message V (Phone number – Source) (Feedback content) and send to 156.
• For scam calls, type the message LD (Phone number – Source) (Feedback content) and send to 156.

Call the number 156

• Step 1: Open the Phone section, dial the number 156, and Call.
• Step 2: Provide information about spam calls, suspicious calls,… following the instructions of the hotline officer.

Signs to identify scam calls

Not every unknown phone number is a scam. To identify scam numbers, you can rely on the following signs:

• The caller makes a call but doesn’t say anything.
• Repeated missed calls to make you call back and incur charges.
• The incoming call announces winning a prize, asks you for information or payment for shipping fees,…
• The call locks the phone after 1 – 2 hours, demanding you to pay to unlock the phone.
• The call impersonates bank employees, police officers, state employees…
• The call demands debt repayment.
• Calls that require you to provide OTP codes or click on strange links.
• …

Summary

Above are some ways to handle many unknown phone numbers. Hopefully, you will have useful information through which your mobile phone usage process becomes smooth and not bothered.

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