> ## Documentation Index
> Fetch the complete documentation index at: https://docs.dojah.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Lookup BVN

> Look up a Nigerian Bank Verification Number (BVN) and return the holder's record.

<div className="dj-endpoint">
  <span className={`dj-method dj-method-get`}>GET</span>
  <code>/api/v1/kyc/bvn/full</code>
</div>

Retrieve the record tied to a Bank Verification Number (BVN). Use the advanced variant for enrollment and address details.

## Headers

| Header          | Required | Description                                         |
| --------------- | -------- | --------------------------------------------------- |
| `Authorization` | Yes      | Your app's secret key, sent as-is — *not* `Bearer`. |
| `AppId`         | Yes      | The App ID from your dashboard.                     |

## Query parameters

| Parameter | Type   | Required | Description                                |
| --------- | ------ | -------- | ------------------------------------------ |
| `bvn`     | string | Yes      | A valid 11-digit Bank Verification Number. |

## Response

Returns an `entity` with the holder’s name, gender, date of birth, registered phone numbers, and a base64 `image`. The `bvn` is masked.

## Advanced lookup

Call `GET /api/v1/kyc/bvn/advance` with the same `bvn` to also get enrollment bank/branch, account level, residence and origin details.

```json 200 — /api/v1/kyc/bvn/advance theme={null}
{
  "entity": {
    "bvn": "2*****234567",
    "first_name": "JOHN",
    "last_name": "MUSA",
    "middle_name": "DOE",
    "gender": "Male",
    "date_of_birth": "1997-05-16",
    "phone_number1": "08012345678",
    "image": "BASE 64 IMAGE",
    "email": "johndoe@gmail.com",
    "enrollment_bank": "GTB",
    "enrollment_branch": "IKEJA",
    "level_of_account": "LEVEL 2",
    "lga_of_origin": "OSOGBO",
    "lga_of_residence": "IKEJA",
    "marital_status": "SINGLE",
    "nationality": "NIGERIAN",
    "phone_number2": "08012345678",
    "state_of_origin": "OSUN",
    "state_of_residence": "LAGOS",
    "title": "MISS",
    "watch_listed": "NO"
  }
}
```

## Errors

| Code  | Meaning                                                                                       |
| ----- | --------------------------------------------------------------------------------------------- |
| `400` | Bad request — a required parameter is missing or malformed.                                   |
| `401` | Unauthorized — check your key and `AppId` (no `Bearer` prefix).                               |
| `402` | Insufficient wallet balance. [Fund your wallet](/api-reference/core-concepts/wallet-billing). |
| `404` | No record found for the supplied identifier.                                                  |
| `424` | The upstream source was unavailable — retry shortly.                                          |
| `429` | Too many requests — back off and retry.                                                       |

## Sandbox

Test with `bvn=22222222222` against `https://sandbox.dojah.io`. See [Sandbox & test data](/api-reference/get-started/sandbox-test-data) for every test value.

<RequestExample>
  ```bash cURL theme={null}
  curl --request GET \
    "https://api.dojah.io/api/v1/kyc/bvn/full?bvn=22222222222" \
    -H "Authorization: {{secret_key}}" \
    -H "AppId: {{app_id}}"
  ```

  ```js Node.js theme={null}
  const params = new URLSearchParams({
    "bvn": "22222222222",
  });

  const url = "https://api.dojah.io/api/v1/kyc/bvn/full?" + params;
  const res = await fetch(url, {
    headers: {
      Authorization: process.env.DOJAH_SECRET_KEY,
      AppId: process.env.DOJAH_APP_ID,
    },
  });
  const data = await res.json();
  ```

  ```python Python theme={null}
  import os, requests

  res = requests.get(
      "https://api.dojah.io/api/v1/kyc/bvn/full",
      headers={
          "Authorization": os.environ["DOJAH_SECRET_KEY"],
          "AppId": os.environ["DOJAH_APP_ID"],
      },
      params={ "bvn": "22222222222" },
  )
  data = res.json()
  ```
</RequestExample>

<ResponseExample>
  ```json GET /api/v1/kyc/bvn/full theme={null}
  {
    "entity": {
      "bvn": "2*****234567",
      "first_name": "JOHN",
      "last_name": "MUSA",
      "middle_name": "DOE",
      "gender": "Male",
      "date_of_birth": "1997-05-16",
      "phone_number1": "08012345678",
      "image": "BASE 64 IMAGE",
      "phone_number2": "08012345678"
    }
  }
  ```
</ResponseExample>