voluptasmollitia/docs-exp/auth.phoneauthprovider.providerid.md

Monorepo for the Firebase JavaScript SDK

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[Home](./index.md) &gt; [@firebase/auth](./auth.md) &gt; [PhoneAuthProvider](./auth.phoneauthprovider.md) &gt; [providerId](./auth.phoneauthprovider.providerid.md)

## PhoneAuthProvider.providerId property

Always set to [ProviderId.PHONE](./auth.providerid.phone.md)<!-- -->.

<b>Signature:</b>

```typescript
readonly providerId = ProviderId.PHONE;
```