Wise blocks virtual phone numbers for KYC mainly to prevent fraud, because these numbers are easily reused or associated with suspicious accounts, risking security.
Why Wise restricts virtual phone numbers
Wise, like many financial platforms, implements strict Know Your Customer (KYC) protocols to comply with regulatory requirements and to protect itself and its users from fraud and money laundering. Virtual phone numbers, often used for SMS verification, pose several challenges for these efforts:
- Ease of acquisition and disposal: Virtual numbers can be obtained instantly online and discarded after use, making them attractive for fraudulent registrations.
- Shared or recycled usage: Many users might share the same virtual number or it may have been used previously for suspicious activities.
- Difficulty in tracing ownership: Unlike traditional mobile numbers, virtual numbers may not have clear ownership or location data, complicating identity verification.
Wise prioritizes secure, traceable communication channels for KYC — that is why they scrutinize virtual phone numbers more than regular mobile numbers.
Common triggers for blocking virtual numbers
Wise uses automated and manual systems to detect phone numbers that might compromise security. Here are frequent triggers causing a virtual number to be blocked during KYC:
- Repeated usage across multiple Wise accounts: If a number is already linked to several accounts, Wise flags it as a potential abuse vector.
- Blacklisting of known virtual number providers: Wise maintains lists of virtual phone number providers associated with fraud or temporary number services.
- Numbers with prior fraudulent history: Numbers identified in scams, spam, or fraudulent schemes trigger automatic blocks.
- Mismatch with user location or IP address: When the number’s country code contradicts the user’s detected location or IP, Wise may suspect deception.
Using the same virtual number repeatedly or from low-reputation providers significantly increases the likelihood of being blocked by Wise.
Country and provider factors affecting acceptance
Wise’s acceptance of virtual phone numbers varies by country and provider reputation:
- High-fraud countries: Virtual numbers from countries with elevated fraud rates (some regions in Africa, Asia, or Eastern Europe) are more likely to be rejected.
- Trusted countries: Virtual numbers from countries like
United States or
United Kingdom tend to have better acceptance rates. - Provider reputation: Numbers sourced from providers with strong anti-fraud controls and clean usage records face fewer blocks.
Choose virtual numbers from providers who rotate numbers less frequently and ensure exclusive usage to increase your acceptance chances with Wise.
Best practices to avoid having your number blocked
To successfully pass Wise’s KYC using virtual phone numbers, consider these recommendations:
What to do if Wise blocks your virtual number
If Wise rejects your virtual phone number during KYC verification, follow these steps:
- Try a different virtual number, preferably from a different provider or country more accepted by Wise.
- Use a real mobile SIM number if possible, as Wise trusts physical SIMs more.
- Contact Wise customer support explaining your situation and ask if exceptions or alternatives are available.
- Use virtual numbers with a verified clean history and exclusive usage to minimize future blocks.
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Frequently asked questions
Why does Wise restrict virtual phone numbers for KYC?
Can I use a virtual phone number from SMSVerifier with Wise?
What common behaviors trigger Wise to block a virtual number?
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What should I do if Wise blocks my virtual phone number during KYC?
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