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Only available for U.S. numbers at this time Phone carriers may mark certain phone numbers as “Spam Likely”, particularly when telephony providers like Twilio recycle previously used numbers. This can happen if a phone number was previously associated with spam activities before being reassigned. See the spam likely overview for how to check whether your number is affected.
Spam Likely

Spam Likely

To ensure your Retell phone number maintains a trusted status and isn’t flagged as spam, you can register it as a verified phone number.

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Step 1: Create a business profile

First, create a business profile by following the Business Profile guide.

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Step 2: Apply for phone number verification

Once your business profile is set up, select it and submit your verification application through the dashboard.
Apply for verified phone number

Apply for verified phone number

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Step 3: Verification approval

Once approved, the number appears under the “Phone Numbers” tab with an “Active” status, confirming it’s verified and trusted.
Verified phone number with Active status

Verified phone number with Active status

Please allow 1-2 weeks for your application to be processed. If it’s rejected, you’ll receive an email; see how to handle a rejection to review the reason and resubmit. To also display your business name on outbound calls, apply for branded call. To stop verification later, see stop caller ID service.

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FAQ

Verified phone numbers are available for U.S. numbers only at this time.
Allow 1-2 weeks for your application to be processed.
You’ll receive an email notification. Go to your phone detail page to review the reason, then fix the issues and resubmit. See how to handle a rejection.
Yes. A verified business profile is a prerequisite for applying.
You can stop the service at any time without interrupting calls. See stop caller ID service.