public java.util.List<String> getPhoneNumber() {
        return phoneNumber;
    }
<p>
The <code>PhoneNumber</code> type. You can choose from <code>PhoneNumber</code>, <code>HomePhoneNumber</code>,
and <code>MobilePhoneNumber</code>.
</p>
<p>
You only can use the <code>PhoneNumber</code> type in the <code>MatchingRule</code>. For example, if you want to
match a profile based on <code>Phone</code> or <code>HomePhone</code>, you need to choose the <code>Phone</code>
and the <code>HomePhone</code> to represent the <code>PhoneNumber</code> type and only specify the
<code>PhoneNumber</code> on the matching rule.
</p>

@return The <code>PhoneNumber</code> type. You can choose from <code>PhoneNumber</code>,
        <code>HomePhoneNumber</code>, and <code>MobilePhoneNumber</code>.</p>
        <p>
        You only can use the <code>PhoneNumber</code> type in the <code>MatchingRule</code>. For example, if you
        want to match a profile based on <code>Phone</code> or <code>HomePhone</code>, you need to choose the
        <code>Phone</code> and the <code>HomePhone</code> to represent the <code>PhoneNumber</code> type and only
        specify the <code>PhoneNumber</code> on the matching rule.
aws-java-sdk-customerprofiles/src/main/java/com/amazonaws/services/customerprofiles/model/AttributeTypesSelector.java