# Lookups

## Lookup Number

`client.lookups.lookupNumber(LookupLookupNumberParamsquery, RequestOptionsoptions?): LookupLookupNumberResponse`

**get** `/api/evaluate-service`

Determine if a phone number supports iMessage or SMS. Useful for checking if a number is an iPhone, if it is real, or which provider to use.

### Parameters

- **query:** `LookupLookupNumberParams`

  - **number:** `string`

    The number you want to evaluate in E.164 format

### Returns

- `LookupLookupNumberResponse`
  - **number:** `string`

    The number you evaluated in E.164 format

  - **service:** `"iMessage" | "SMS"`

    The service the number supports

    - `"iMessage"`

    - `"SMS"`

### Example

```typescript
import SendblueAPI from 'sendblue-api';

const client = new SendblueAPI({
  apiKey: 'My API Key',
  apiSecret: 'My API Secret',
});

const response = await client.lookups.lookupNumber({ number: '+19999999999' });

console.log(response.number);
```