How to Know If Someone Is Using Your Phone Number
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By Farrukh Mushtaq
Farrukh Mushtaq
See author profileFarrukh Mushtaq, a digital marketer at PureSquare, possesses a keen interest in cybersecurity and enjoys writing about it. With several years of experience in the digital marketing industry, he brings expertise and passion to his work.
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2 May 2025
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11 mins read
Are you getting spam calls and are not aware of why this is happening? Your phone number is in the hands of someone who can sell it on the dark web for money, resulting in exposure of your sensitive data. Your phone number can be used to access your details, address, and social accounts.
Discover if Your Most Critical Identifiers Have Been Exposed on the Dark Web
Receive timely alerts and actionable insights with PurePrivacy's Dark Web Monitoring.
What Should You Do If Your Phone Number Is Used By Someone?
You must immediately block and report any spam calls to the authorities. If you suspect that a call is from intruders, then it is best to avoid the call, as your location could be tracked.
The best way is to block all the contact attempts. You must stay vigilant for any suspicious activity with all your linked accounts that can be accessed through your phone number.
Changing your passwords is also one of the efficient ways out, plus activate 2-factor authentication to avoid easy access for them.
Next, you can enable spam filtering, which is available in smartphones and helps by simply blocking and ignoring any calls or text messages from unknown callers without an ID.
How To Prevent Your Phone Number From Leaking?
You can take some steps to prevent your phone number from leaking. Staying careful is the most intelligent way to avoid future problems. Keep a check that your phone number is not used to access your social media, address, and location.
Avoid using your phone number when filling out surveys, signing into new websites, and making any sort of online transactions.
Online platforms, websites, and social media platforms sell your phone numbers to marketing agencies, through which they target you with unwanted advertisements. Most of them are not legitimate, and you could be tricked into phishing, scams, or data leaks.
How to Find Out If Your Phone Number Is on the Dark Web?
Knowing that your information could be on the dark web is scary, but not knowing about it is even worse. A lot of users do not even realize that they have been compromised before something severe happens.
PurePrivacy dark web monitoring helps track critical identifiers that might have ended up on the dark web, so you can take the necessary precautions before anything happens.
How to Enable Dark Web Monitoring on PurePrivacy
- Get PureMax.
- Install the app on your device.
- Go to Dark Web Monitoring from the main menu.
- Select Add Assets to Monitor.
- Add your email address, SSN, credit card number, passport number, and phone number.
- Mention the code sent to your registered number, and you are done.
7. Take the recommended steps if your data is part of a breach.
8. You can mark the breaches as resolved.
Frequently Asked Questions (FAQs)
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How do I know if my phone number is being used for fraud?
Your phone number is used for fraud if you receive any verification codes, messages, or any other requests that you did not approve.
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How can I prevent scammers from getting my phone number?
Keeping your phone number safe is important and only requires prudence.
Avoid sharing your phone number on any websites, sign-up pages, or surveys.
Always use the call screening feature on your smartphone to avoid phishing calls, and
regularly change the passwords of accounts that are linked to your number. -
Should I change my phone number if it is used by someone else?
No, all you have to do is report it to the authorities, monitor your linked accounts for any suspicious activities, and enable 2FA where possible.
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Can someone hack my bank account with just a phone number?
It is not generally possible to hack your bank account with just your phone number, but you can be tricked into sharing more information, which could lead to financial loss.
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How do I know if my information is on the dark web?
PureVPN’s dark web monitoring continuously tracks your email address, SSN, phone number, and more to monitor how vulnerable your sensitive information is on the dark web.
Final Thoughts
Your phone number can get into the wrong hands, but taking immediate action can help prevent any danger. It is best to be proactive and track your data with PurePrivacy.
