***

title: Create a Phone Book
slug: create-a-phone-book
---------------------

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To manage multiple call transfer destinations from a single, centralized location, use phone books. With a phone book, your agent can transfer to a variety of phone numbers using just one streamlined action.

***

## Create a phone book

You can add up to 50 numbers to a single phone book. To create a phone book:

<Steps>
  <Step>
    On the left-hand sidebar, click <Icon icon="fa-regular fa-address-book" /> **Contacts**.
  </Step>

  <Step>
    Click <Icon icon="fa-plus" /> **Create Phone Book**.
  </Step>

  <Step>
    Enter a name for your phone book. Add phone numbers and define transfer conditions — these are the conditions under which the agent should transfer to the respective number. Once you're done, click **Create**.
  </Step>
</Steps>

<Note>
  Transfer settings are shared across all numbers in the phonebook.
</Note>

***

## Use a phone book

To use a phone book in your agent's call flow:

<Steps>
  <Step>
    Select 

    **Agents**

     on the left-hand sidebar.
  </Step>

  <Step>
    Select the agent you want to add this action to.
  </Step>

  <Step>
    On the left-hand sidebar, click 

    **Actions**

    .
  </Step>

  <Step>
    Switch to the 

    **During the Call**

     tab.
  </Step>

  <Step>
    Click 

    <i class="fa-regular fa-plus" />

     

    **Add Action**

     and select 

    **Call Transfer**

    .
  </Step>

  <Step>
    In the action settings, select a phone number from the dropdown.
  </Step>

  <Step>
    On the right-hand side, click 

    **Phone book**

     and choose the phone book from the dropdown list.
  </Step>
</Steps>

***

## FAQ

<AccordionGroup>
  <Accordion title="Can I add the phone number of one of my agents to a phone book?">
    Yes, you can add any valid phone number to a phone book, including phone numbers assigned to your other Synthflow agents. This can allow you to create transfer flows between agents.
  </Accordion>

  <Accordion title="How many phone books can I create?">
    There is no limit to the number of phone books you can create. However, each phone book can contain up to 50 phone numbers.
  </Accordion>

  <Accordion title="Can I use the same phone number in multiple phone books?">
    Yes, the same phone number can be added to multiple phone books with different transfer conditions for each.
  </Accordion>

  <Accordion title="What happens if none of the transfer conditions match?">
    If none of the conditions in your phone book match during a call, the agent will not transfer the call and will continue with its normal conversation flow.
  </Accordion>
</AccordionGroup>