Caller ID & Numbers

Didn't Receive the Verification Call?

The caller-ID verification call comes from +1 415 723 4000 - if it never rings, a spam blocker is usually the culprit. Here's how to fix it.

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You started caller-ID verification, but your phone never rang. In almost every case, something on the phone is silently blocking the call.

The verification call comes from +1 415 723 4000

Because it's an automated call from a US number, spam-blocking and call-filtering apps - or your carrier's built-in spam filter - often intercept it before your phone rings.

Fix it in three steps

  1. Allow the number. Add +1 415 723 4000 to your contacts or your blocker's allow-list - or temporarily turn the call blocker off (check both third-party apps and your phone's built-in "Silence Unknown Callers" / carrier spam filter settings).
  2. Check your signal. The verification call arrives over the normal phone network, so the phone needs regular reception - Wi-Fi doesn't help here.
  3. Try again. Restart the verification and tap Call me now. The call typically arrives within seconds; keep the CallTuv screen open, since the 6-digit code you'll enter on the phone keypad is displayed there.

You can verify on the same phone you're running the CallTuv app on - answer the call, type the code from the screen, done.

Still nothing?

  • Remember the limits: verification attempts expire after 30 minutes, and there's a cap of 5 verification calls per hour - if you've retried a lot, wait an hour.
  • Some landline or VoIP numbers route oddly - if you have another number you own, try that one.
  • Otherwise contact us with the number you're verifying (and your country) and we'll investigate the route.

Frequently asked questions

Can I verify on the same phone I use for the CallTuv app?
Yes - you don't need a second device. Start verification in the app, and answer the incoming call on the same phone when it rings.
What number does the verification call come from?
+1 415 723 4000. Allow this number in any call-blocking app before retrying.

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If you have any questions, our team is here to assist you.

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