Merge pull request #296750 from henikaraa/patch-14

Update how-to-manage-your-calling-identity.md

Author: prmerger-automator[bot]

articles/communication-services/concepts/telephony/how-to-manage-your-calling-identity.md

@@ -31,8 +31,12 @@ providers in the US) using the caller\'s phone number. In Canada, you can add th
 
 To request a CNAM registration for an Azure Communication Services number, customers need to send an email to `<[email protected]>`, using `"ACS Number Request -- CNAM Registration"` as part of subject line. In the body or the email, provide the following details:
 
-- Customer and Azure account details.
-
+- Customer and Azure account details including:
+   - Company name
+   - Company website
+   - Azure subcrition ID
+   - Azure Communication Services Resource name
+   - Azure Tenant ID
 - List a number and the corresponding caller name to register for each number. The customer must own these numbers under the Azure Resource provided. Customer can register only **US local numbers**.
 
 CNAM caller names are limited to 15 characters (including spaces) and support the following special characters: