> For the complete documentation index, see [llms.txt](https://developer.parvenu.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developer.parvenu.io/enrichments/find-mobile-phone/individual-lookup.md).

# Individual Lookup

Look up one person's mobile phone number from their LinkedIn profile URL. Synchronous, returns the number directly.

<mark style="color:green;">`POST`</mark> `/mobile_phone_enrichment`

{% hint style="info" %}
Costs **5 credits per row**, charged only when a mobile number is found. Returns the number directly in the response, no list and no polling.
{% endhint %}

Pass a LinkedIn profile URL. The response contains the mobile number in `phone_number`.

The field is `person_linkedin_url`. The older `profile_url` name is no longer accepted and returns a 422.

**Headers**

| Name         | Value              |
| ------------ | ------------------ |
| Content-Type | `application/json` |

**Body**

| Name                  | Type    | Description                                                                                                                                                                                                                                                       |
| --------------------- | ------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `api_key`             | string  | Your API Key.                                                                                                                                                                                                                                                     |
| `person_linkedin_url` | string  | The LinkedIn profile URL.                                                                                                                                                                                                                                         |
| `validate_phone`      | boolean | Optional, default `false`. Also check the number found with your own Phone Validator key (free in Parvenu credits). Adds `phone_type`, `phone_company`, `fake_number` and `phone_location` to the response. See [Validate Phone](/enrichments/validate-phone.md). |

**Validate the number too.** With `validate_phone: true` and no Phone Validator key saved on the Integrations page, the call answers `400` (`no_phone_validator_key`) before the mobile lookup, so nothing is charged.

**Response**

| Field                 | Type   | Description                                                               |
| --------------------- | ------ | ------------------------------------------------------------------------- |
| `phone_number`        | string | The mobile number in international format. `null` when there is no match. |
| `person_linkedin_url` | string | The LinkedIn profile URL the number belongs to, echoed back.              |

The record is under `data`. See [Response Format](/getting-started/response-format.md) for the fields every endpoint returns.

**Example**

{% tabs %}
{% tab title="Input" %}

```json
{
  "api_key": "your_api_key",
  "person_linkedin_url": "https://www.linkedin.com/in/jane-doe-example/"
}
```

{% endtab %}

{% tab title="Output" %}

```json
{
  "status": "success",
  "data": {
    "phone_number": "+15125550142",
    "person_linkedin_url": "https://www.linkedin.com/in/jane-doe-example/"
  },
  "credits_used": 5,
  "credits_remaining": 4818,
  "success": true
}
```

{% endtab %}

{% tab title="Output — Not found" %}

```json
{
  "status": "not_found",
  "data": {
    "phone_number": null,
    "person_linkedin_url": "https://www.linkedin.com/in/jane-doe-example/"
  },
  "credits_used": 0,
  "credits_remaining": 4823,
  "success": true
}
```

{% endtab %}

{% tab title="Error" %}

```json
{
  "status": "error",
  "error": {
    "code": "validation_error",
    "message": "person_linkedin_url: Field required"
  },
  "success": false
}
```

{% endtab %}
{% endtabs %}

To look up every contact in a list in one call instead, use [List Lookup](/enrichments/find-mobile-phone/list-lookup.md).