# Number

{% hint style="info" %}
Numbers make your Connections, Trunks and AI Agents available from everywhere
{% endhint %}

Setup your Numbers at [app.voipnumber.net/numbers](https://app.voipnumber.net/numbers)

When you want to dial a [Connection](/components/connection.md) from old telephony lines or from a mobile network `Connection` must have a number attached. You can buy affordable numbers on [VoIP Number](https://app.voipnumber.net/dashboard) from the Numbers page. There are 60+ countries available offering:

* `Landline`
* `Mobile`
* `Toll-free numbers`

Prices are very competitive, for example, a single number in the UK with `Voice` and `SMS/MMS` capabilities will cost you £1.48

<figure><img src="/files/rQ4NQAal32tMuBWAIdiA" alt=""><figcaption><p>Alice has Number attached: she can make (receive) calls to (from) mobile/landline networks </p></figcaption></figure>

## Buy a Number

1. Open the Numbers page at [app.voipnumber.net/numbers](https://app.voipnumber.net/numbers) and click `ADD`
2. Select the country from the dropdown list
3. Optionally limit results by specifying
   1. Filter
   2. Capabilities
4. Click `GET` / `LOAD MORE` to search for numbers
5. Once you found your Number, select it (by clicking anywhere on a row with that Number in the results table) and click `BUY`

&#x20;

<figure><img src="/files/ZNNDWkN7wFwgRP3diPIn" alt=""><figcaption><p>Filtering results, Number must start with +44 1236</p></figcaption></figure>

<figure><img src="/files/S5f3kNRureEFB2THh7t5" alt=""><figcaption><p>Number must have voice and SMS capabilities, Number +44 7476 553 275 is selected</p></figcaption></figure>

<figure><img src="/files/HvQzyCFMAxsDrfKZ9aIL" alt=""><figcaption></figcaption></figure>

## SMS webhook

A number with `SMS` capability can send and receive SMS. To receive SMS sent to your Number configure a webhook for that Number at [app.voipnumber.net/numbers](https://app.voipnumber.net/numbers)&#x20;

<figure><img src="/files/ynYmcgfLwzA2gVdAOZ70" alt=""><figcaption></figcaption></figure>

See [SMS/MMS](/api-reference/sms-mms.md) for more details

Read [Outbound calls to PSTN/mobile](/how-to/outbound-calls-to-pstn-mobile.md) and setup your outbound calling


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```
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