Communication service cannot add mailfrom addresses

Markus P. Keller 20 Reputation points
2025-06-09T10:24:41.5333333+00:00

Cannot add MailFrom addresses to custom domain of email Communication Service Domain: Add Button is grey out. All Prerequisites are successfully deployed. Status of Domain,SFF,DKIM,DKIM are verified.

Both of Azure Communication Services and Email Communication Service have the same data location.

Azure Communication Services
Azure Communication Services
An Azure communication platform for deploying applications across devices and platforms.
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  1. Bhargavi Naragani 5,350 Reputation points Microsoft External Staff Moderator
    2025-06-09T11:19:02.7566667+00:00

    Hi @Markus P. Keller,

    Please follow the detailed steps provided by TP, which will direct to the right direction. https://learn.microsoft.com/en-us/answers/questions/2277261/increase-email-quota-azure-communication-services

    In order to add more Mail From addresses you need to submit support request to increase your default sending limits. Below instructions are for case where you have Basic or Developer level Azure support plan.

    Please carefully follow instructions below to create a new Service and subscription limits (quotas) request to increase quota for Azure Communication Services.

    1. Navigate to this link to start the process:

    https://portal.azure.com/#view/Microsoft_Azure_Support/HelpAndSupportBlade/~/overview

    2. Click Create a support request button at top

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    3. If you see Support AI Assistant as shown below, click Switch to old experience button on right. If not, proceed to step #4

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    4. Enter quota in the box and click Go

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    5. Select Others / Service and subscription limits (quotas) and click Next

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    6. Click Create a support requestbutton, as shown

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    7. Select Issue type: Service and subscription limits (quotas), Subscription: <subscription that needs quota increase>, Quota type: Other Requests, click Next

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    8. Open Notepad (or other text editor). Navigate to Email quota increase article, click Copy button in upper right to copy text, and paste it into Notepad. Add your company info to the file and answer all questions, then save to a .txt file on your computer.

    9. On Additional details tab. Enter description for your request, click folder icon next to File upload box, and select .txt file you created in step#8.

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    10. Finish filling out Additional details tab, click Next, review and click Create. You should receive an automated email within a few minutes.

    If you have any further assistant, do let me know.

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