---
schema_version: "1"
id: 59371da9d654fed5aff308a514367bbe664d9fd29249287f72d9c479c7eeb801
title: Set Up Masked Phone Calls for Real-Time Location
collection: admin
version: current
locale: en-us
portal_url: https://docs.salesforce.com/admin/current/en-us/service/264-0-0/mfs_appointment_assistant_rtl_masked.md
canonical_url: https://help.salesforce.com/s/articleView?id=service.mfs_appointment_assistant_rtl_masked.htm&release=264.0.0&type=5
source_site: help.salesforce.com
content_type: documentation
content_hash: 7bf22564d59a773c29b3f6887fecbb750254eeceb0091aa79d659c085a8b7ef6
description: Using masked phone calls requires setting up Salesforce Voice with Amazon Connect.
products:
  - Field Service
release: "264"
---
# Set Up Masked Phone Calls for Real-Time Location

Using masked phone calls requires setting up Salesforce Voice with Amazon Connect.

### Required Editions

<table class="slds-table slds-table_bordered slds-max-medium-table_stacked slds-m-bottom_small edition"><colgroup><col></colgroup><tbody><tr class=""><td class="slds-cell-wrap" style="vertical-align:top;">Available in: both Salesforce Classic (not available in all orgs) and Lightning Experience</td></tr><tr class=""><td class="slds-cell-wrap" style="vertical-align:top;">The Field Service core features, managed package, and mobile app are available in <strong>Enterprise</strong>, <strong>Unlimited</strong>, and <strong>Developer</strong> Editions.</td></tr><tr class=""><td class="slds-cell-wrap" style="vertical-align:top;">The Appointment Assistant managed package and permission set license are required. You also need Salesforce Voice with the Amazon Connect license.</td></tr></tbody></table>

<table class="slds-table slds-table_bordered slds-max-medium-table_stacked slds-m-bottom_small permission">
        <colgroup>
          <col style="width:50%">
          <col style="width:50%">
        </colgroup>
        <thead class="slds-text-title_caps ">
          <tr class="">
            <th scope="colgroup" class="slds-cell-wrap" colspan="2" style="text-align:center;vertical-align:top;" id="d91123e78">User Permissions Needed</th>
          </tr>
        </thead>
        <tbody>
          <tr class="">
            <td data-label="User Permissions Needed" class="slds-cell-wrap" style="vertical-align:top;" headers="d91123e78 ">To view the Amazon Setup page:</td>

            <td class="slds-cell-wrap" style="vertical-align:top;" headers="d91123e78 ">Customize Application</td>

          </tr>
          <tr class="">
            <td data-label="User Permissions Needed" class="slds-cell-wrap" style="vertical-align:top;" headers="d91123e78 ">To turn on Salesforce Voice:</td>

            <td class="slds-cell-wrap" style="vertical-align:top;" headers="d91123e78 ">Customize Application</td>

          </tr>
        </tbody>
      </table>

1. Set up Salesforce Voice with Amazon Connect.
    1. [Turn on Salesforce Voice](https://help.salesforce.com/s/articleView?id=service.voice_setup_enable.htm&type=5&language=en_US).
    2. [Confirm your tax registration number](https://help.salesforce.com/s/articleView?id=service.voice_setup_confirm_tax_registration.htm&type=5&language=en_US).
    3. [Assign contact center permission sets](https://help.salesforce.com/s/articleView?id=service.voice_setup_assign_permissions.htm&type=5&language=en_US).
    4. [Create a Salesforce Voice contact center](https://help.salesforce.com/s/articleView?id=service.voice_setup_cc_create.htm&type=5&language=en_US).
2. Set up the contact flow and the lambda function.
    1. From Setup, in the Quick Find box, enter Voice, and then select **Amazon Contact Centers**.
    2. Open your contact center.
    3. Make sure that your contact center is on version 9.0 or above. See [Salesforce Voice Contact Center Updates](https://help.salesforce.com/s/articleView?id=000355326&type=1&language=en_US).
3. Create a phone number.
    1. Set up your contact center phone number in Amazon Connect. See [Manage Your Contact Center in Amazon Connect](https://help.salesforce.com/s/articleView?id=service.voice_setup_cc_manage.htm&type=5&language=en_US).
    2. Connect the phone number to the flow: Sample SVC Field Service Phone Call Subflow.
    3. Copy the Amazon Connect phone number, and paste it in the Amazon Connect Phone Number field of the Real-Time Location component settings. Make sure the Show Call button is also selected.
        
        ![Amazon Connent Phone Number field in the Real-Team Location component settings](https://sf-zdocs-cdn-prod.zoominsoftware.com/tdta-service-support_field_service-264-0-0-production-enus/3f7dceb9-dd70-454a-b49e-bbb4526a158d/support_field_service/images/mfs_aa_rtl_settings_amazon_field.png)