# Telephone

## Fields

| Field | Description | Type | Min/max | Notes |
|  --- | --- | --- | --- | --- |
| [Customer](/connectivity/docs/api-reference/customer)/`Telephone` | Booker telephone details. | object | 1..1 | - |
| `Telephone`/`@PhoneNumber` | Booker telephone number. | object | 1..1 | - |


## XML


```xml
<Telephone
  PhoneNumber="+31 20 715 00 00" />
```

## Related endpoints

* [/ota/OTA_HotelResNotif](/assets/ota-resnotif.0246048b9c717d1a5855d6674e26c38dabca2d621c6e35c8db7aba16f8794661.53c68abe.md)
* [/ota/OTA_HotelResModifyNotif](/assets/ota-resmodifynotif.db8d41e1bc79646e4858455554c34b992ccb01469da7502fbb3cc803dccb64f5.53c68abe.md)