---
deprecated: true
search:
  tags:
    - Passwordless Recipe
    - GET
seo:
  description: >-
    Check if a phone number exists Reference for the GET
    /{apiBasePath}/{tenantId}/signup/phoneNumber/exists endpoint in the Frontend
    Driver Interface API.
sidebar:
  badge: GET
  label: Check phone exists (deprecated)
title: Check phone exists (deprecated)
type: openapi-operation
---
Check if a phone number exists

<Operation source="references-fdi" id="passwordlessphonenumberexistsdepr" />