> For the complete documentation index, see [llms.txt](https://docs.innopaas.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.innopaas.com/documentation/documentation-en/whatsapp-product/waba-senders-basics-and-management/phone-numbers-senders/register-a-phone-number.md).

# Register a Phone Number

If you do not yet have a WABA, please follow [this guide](/documentation/documentation-en/whatsapp-product/create-a-bm-and-waba.md) to create a new WABA and register a phone number.

If you already have a WABA and want to register another number under that WABA, also refer to the section below and at **Step 6** follow the **Case 3** procedure.

{% content-ref url="/pages/Slk1wy8w1Av62cu2thR8" %}
[Create a BM and WABA](/documentation/documentation-en/whatsapp-product/create-a-bm-and-waba.md)
{% endcontent-ref %}