
The dark web is a part of the internet that's not easily accessible, and it's home to many illicit phone numbers. These numbers can be used for scams, harassment, and even identity theft.
Some dark web phone numbers are listed on online marketplaces, where they're sold to the highest bidder. These marketplaces often use encryption to keep their activities hidden.
Using a dark web phone number can be a serious security risk, as it can be linked to your real identity. This can make it easier for scammers to target you with phishing attacks or other types of scams.
You can protect yourself by being cautious when receiving calls or messages from unknown numbers, and by not engaging with suspicious online activity.
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What Happens When Your Number Is Exposed
If your phone number is exposed on the dark web, you're more likely to receive unwanted calls and texts from scammers. These calls can be from people fishing for more of your sensitive information or trying to scam you outright.
The FBI data shows that SIM swapping victims lost over $48 million in 2023, with attackers walking away with $38,000 in a single case. This highlights the serious real-world consequences of not taking action when your phone number is exposed.
You may start receiving spam and scam calls, which can be frustrating and stressful. Your personal data was likely part of a data breach, and now cybercriminals are using it to target you.
Criminals can use your leaked phone number to research additional information about you, making them appear more legitimate and increasing the likelihood of you falling for a scam. This is what happened to columnist Charlotte Cowles, who was duped into handing over $50,000 to scammers.
Here are some potential problems you may face if your phone number is exposed:
- Spam and scam calls
- Identity theft
- SIM swap fraud
- Account takeovers
- Phishing and smishing attacks
A sudden increase in unwanted calls is a typical sign that your number has been included in a data breach, telemarketing call list, or published on the dark web. This can be a wake-up call to take action and protect your identity.
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Protecting Yourself
You can't always control who has your phone number, but you can take steps to minimize the risk of it ending up on the dark web.
Using a virtual phone number, like Surfshark's Alternative ID, can help mask your main number.
This paid add-on gives you a separate phone number for various purposes, such as online accounts or spam calls.
Keep your main line for friends and family, and use an alternative number for services that might share your data.
Having a separate number for discounts and promotions can help you avoid unwanted calls and texts.
Risks of Leaked Information
If your phone number ends up on the Dark Web, you're not just at risk of being targeted with phone scams. In fact, there were 1,862 publicly reported data breaches in 2022, resulting in the online exposure of personal data from 422 million individuals.
Having your phone number on the Dark Web can have seismic consequences. Cybercriminals can use it to target you with phone scams, take over your phone number with a SIM swap, mine more sensitive data about you, send you text message scams, spoof your phone number, intercept 2FA codes, dox or blackmail you.
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A single data breach can expose a ton of your sensitive data, including your phone number, name, email, address, Social Security number, credit card numbers, login credentials, and even private photos. In some cases, hackers can get all the data they need to scam you from a single source, while in others, they combine information from multiple sources.
Here are some potential consequences of a Dark Web phone number leak:
- Targeted phone scams
- SIM swapping
- Data mining
- Text message scams
- Phone number spoofing
- 2FA code interception
- Doxing or blackmail
It's essential to assume the worst if your phone number is found on the Dark Web. In fact, it's recommended to change your passwords, enable 2FA, lock your SIM card, freeze or lock your credit file, review your account statements and credit report, and file a report with the FTC and any other impacted organization.
If your phone number appears on the Dark Web, you might experience an uptick in scam and phishing calls, or even see a sudden increase in people looking you up online.
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Checking and Monitoring
You can use dark web monitoring services to scan for your personal information, including your phone number. These services can detect if your data has been leaked or compromised on the dark web.
Several dark web monitoring services can scan for your personal information, including your mobile phone number. They use specialized tools to search hidden sites, forums, and marketplaces for data linked to you.
If your data is found on the dark web, you'll get an alert to take corrective action. You should change your passwords, lock your SIM card, freeze or lock your credit file, and review your account statements and credit report.
You can check if your phone number is on the dark web using services like Have I Been Pwned, DeHashed, Google One, or Experian Dark Web Scan. These services can search for your phone number in data breaches and notify you if it's found.
Some dark web monitoring services, like Aura and PureVPN, continuously scan multiple dark web sources for your phone number. They check known forums, marketplaces, and breach databases and notify you instantly if a match is found.
You can also use free dark web scanners like Aura's free leaked password scanner or Have I Been Pwned to search for your phone number. However, these services may not detect phone numbers published on random dark web sites.
Here are some dark web monitoring services you can use to check if your phone number is on the dark web:
- Have I Been Pwned
- DeHashed
- Google One
- Experian Dark Web Scan
- Aura
- PureVPN
Remember, even if your number isn't on the dark web now, you should regularly check to make sure it doesn't get exposed and fall into the wrong hands in the future.
Urgent Steps to Take
Act fast if you find your phone number on the dark web. It's critical to take immediate action to protect yourself.
Change your phone number as soon as possible. This is the most effective way to prevent further exploitation.
Monitor your phone and email accounts closely for suspicious activity. Be on the lookout for any unusual messages or calls.

Report any incidents to your local authorities and the relevant phone service providers. They can help you take further action to secure your identity.
Keep a close eye on your credit reports and financial accounts. Scammers may try to use your phone number to gain access to sensitive information.
Don't delay in taking these steps – the sooner you act, the better protected you'll be.
Prevention and Awareness
Prevention is key to keeping your phone number safe on the dark web. Follow these practical tips to keep your phone number safer on all your online accounts.
Use strong, unique passwords for all your online accounts, and avoid reusing passwords across multiple sites. This will make it harder for hackers to access your accounts if one of them is compromised.
Be cautious when entering your phone number online, and make sure you're on a secure website. Look for "https" in the URL and a lock icon in the address bar.
Use two-factor authentication (2FA) whenever possible, as it adds an extra layer of security to your accounts. This can be a text message or a code sent to your phone, in addition to your password.
Prevention is always better than cleanup, as it's much harder to recover from a phone number leak than it is to prevent one in the first place.
Who Is Affected
Anyone can be affected by having their phone number on the dark web, but some groups are more at risk than others. Individuals who value their privacy and financial security should regularly scan for their phone number to prevent falling victim to serious threats such as identity theft or fraud.
Major companies, including retailers and social media platforms, experience data breaches, which can lead to stolen phone numbers being sold on dark web marketplaces.
Consumers who download questionable free apps or sign up for shady websites may have their phone number harvested and sold to dark web data brokers.
Consumers

Consumers are vulnerable to having their phone numbers end up on the dark web through data breaches, social engineering attacks, and shady apps and websites.
Data breaches are a major concern, as they can result in your phone number being stolen and sold on dark web marketplaces.
Individuals who value their privacy and financial security should regularly scan for their phone number to prevent falling victim to serious threats such as identity theft or fraud.
This can be done by being cautious when downloading free apps or signing up for websites, as some of them may collect more data than they should.
Social engineering attacks can also be prevented by being aware of phishing scams and verifying the authenticity of requests for your phone number.
Here are some common ways your phone number can end up on the dark web:
- Data breaches: major companies experience security incidents where hackers gain access to customer databases.
- Social engineering attacks: scammers can trick people into revealing their phone numbers.
- Shady apps and websites: certain mobile apps or webpages collect more data than they should.
Business Owners
As a business owner, it's essential to protect your phone number from malicious actors, especially if you use it for client communication or financial transactions. If you're running a business, scanning your phone number can ensure it hasn't been exposed.
Using your phone number for work puts you at risk of identity theft and financial losses. Scanning is a simple step to take to prevent this from happening.
If you've already been a victim of phone number exposure, scanning can help you identify and rectify the situation.
What to Do If Your Info Is Compromised
If your phone number is found on the dark web, it's essential to act quickly. You can protect yourself from potential risks, but it's critical to take urgent steps.
Update your passwords for any accounts linked to your phone number, such as banking, social media, and email accounts. This is a crucial step to prevent hackers from gaining access to your sensitive information.
Contact your mobile provider to lock your number, which will prevent anyone from using it to access your accounts or receive sensitive information about you. This is a simple yet effective way to regain control of your phone number.
Monitor your financial accounts for any suspicious activity, as a leaked phone number can lead to identity theft and financial loss. Keep a close eye on your statements and report any unusual transactions to your bank immediately.
In the worst-case scenario, a leaked phone number can lead to doxing or blackmail. However, by taking swift action, you can minimize the damage and prevent further harm.
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Here are some potential consequences of a leaked phone number:
Frequently Asked Questions
Is the dark web illegal to look at?
Accessing the dark web itself is not illegal, but engaging in illicit activities while there can lead to serious consequences. Be aware of the risks before exploring dark web content.
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