Protecting Personal Phone Privacy
Keep your primary telephone number private when creating a new profile on Claude. Using a temporary number ensures your real contact information stays off public databases and third-party lists.
SMS Verification
Temporary Phone Numbers for Claude SMS Verification
Creating an account or re-verifying access on Claude requires a mobile phone number to receive an SMS verification code. While this security measure confirms account authenticity, sharing your personal mobile number links your private phone line to an online service. Over time, giving out a personal phone number across various platforms increases exposure to unsolicited calls, unwanted promotional text messages, and potential data leaks.
Using a temporary virtual phone number provides a practical way to complete phone verification without sharing your primary phone line. Instead of revealing personal contact details, you route the verification code to a secondary temporary number. This simple step keeps your real telephone number private, helping you manage online security while registering for services smoothly and straightforwardly.
OnayApp offers temporary virtual numbers across multiple regions, including popular choices such as Germany, Poland, Vietnam, Colombia, Austria, Portugal, Hong Kong, and Kyrgyzstan. The platform operates on iOS and Android with a flexible pay-as-you-go coin balance, eliminating the need for recurring monthly subscriptions. Numbers are reserved for about ten minutes, and if no code arrives during that period, your coins are automatically returned to your balance.
For users who require continuous access to an account, longer rental periods are also supported within the mobile app. Incoming verification SMS messages arrive in real time through instant push notifications, allowing you to complete the confirmation process immediately without delay or complicated technical steps.
Claude numbers by country
| Country | Dial code | One-time number |
|---|---|---|
Vietnam
|
+84 | 1 coins |
Germany
|
+49 | 1 coins |
Colombia
|
+57 | 1 coins |
Kyrgyzstan
|
+996 | 1 coins |
Hong Kong
|
+852 | 1 coins |
Portugal
|
+351 | 1 coins |
Poland
|
+48 | 1 coins |
Austria
|
+43 | 1 coins |
Cayman Islands
|
+1 | 1 coins |
England
|
+44 | 1 coins |
How to verify Claude with a virtual number
01
Select Claude and a region
Open OnayApp on your mobile device and choose Claude along with your preferred country from the list.
02
Get your temporary number
Use your coin balance to request a number, which remains active for about ten minutes.
03
Enter number on Claude
Copy the provided phone number into the verification prompt on the platform to send the SMS.
04
Receive your code instantly
Watch for the push notification in OnayApp and enter the received code to complete registration.
When people use a temporary Claude number
Separating Work and Personal Accounts
If you manage multiple accounts for distinct projects, temporary numbers help maintain clean boundaries. You can verify additional profiles without requiring separate physical SIM cards.
Testing and Account Setup
Developers and teams needing to test registration flows can obtain temporary verification numbers on demand. Real-time SMS delivery ensures setup processes can be tested efficiently.
Frequently asked questions
Which countries are available for Claude verification?
OnayApp provides phone numbers from multiple regions for Claude, including Germany, Poland, Vietnam, Colombia, Kyrgyzstan, Portugal, Hong Kong, Austria, England, and the Cayman Islands.
What happens if the SMS code does not arrive?
If an SMS message is not received within the ten-minute reservation window, your coins are refunded to your account automatically. You can then request another number at no extra cost.
Can I keep a phone number for longer access to Claude?
Yes, OnayApp offers longer rental options if you need ongoing access to a number for future verification checks or account management.
How do I pay for temporary numbers in OnayApp?
The app uses a coin-based balance system on iOS and Android. You simply purchase coins as needed without committing to recurring subscriptions.
Other services
Get your Claude code
Download OnayApp, top up coins and receive your verification code in the app. No subscription, pay only for what you use.